{"as_of":"2026-08-10T02:54:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:d5fd2eda7c5ff027be30b583d91887710352e0fa4159b99b1444954fa959ad75","coverage":[{"denominator":111,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":100,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-06T15:27:03.674562Z","state":"measured"},{"denominator":100,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":100,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-09T06:31:02.800959+00:00","state":"measured"},{"denominator":0,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[],"links":{"evidence":"/evidence","html":"/paper/2507.15962/citation-record","integrity":"/paper/2507.15962/integrity","json":"/paper/2507.15962/citation-record.json","paper":"/paper/2507.15962"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/144418","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:31.574309Z","title":null,"venue":null,"work_id":"489232fc-5254-4e9b-91f4-c671b883c9ee","year":1942},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.299318Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:3acb5e7ef34b5b911e702d36d56783b88ffa1dadf2f1cc2403cdde6ff545cd45","observation_id":"a2c80196-4311-4fcb-87b6-80e0879ad55f","resolution":{"observed_at":"2026-08-06T15:28:31.672943Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1093/mnras/116.5.587","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:31.434473Z","title":"Red supergiants in the Large Magellanic Cloud","venue":null,"work_id":"975c0134-5194-4a8c-a50b-0f2b80909073","year":1956},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.359975Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:db68eb0c0233b896e14dc20ca7a602c02170a96f26891a381d321d3d4b356504","observation_id":"37f015a6-0451-4ffb-ac14-6b4629974e2e","resolution":{"observed_at":"2026-08-06T15:28:31.508448Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.420848Z","title":"The yellow hypergiants A&A Rev","venue":null,"work_id":null,"year":1998},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.420848Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:a6e9c5e7b3c8517d668f0a344ff71654299da0a85270c619927a962ebc1d917a","observation_id":"fc8266a5-34e7-443e-b389-d316fd14bb88","resolution":{"observed_at":"2026-08-06T15:27:01.420848Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.468154Z","title":"Classification of supergiants of types G, K, and M","venue":null,"work_id":null,"year":1971},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.468154Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:61bb783ac203519b20e6e4278b4723db7ff400599efbe10fb585f722f3e2d3f1","observation_id":"ade5fb28-ce21-4fb7-8ec0-1863afa23ef7","resolution":{"observed_at":"2026-08-06T15:27:01.468154Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.530288Z","title":"ApJ 1979, 232, 409","venue":null,"work_id":null,"year":1979},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.530288Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:547abb106929c9ce95f6653fceab08e3443d73bb8338d596235e00b14d83e389","observation_id":"883a5608-fcb6-4c85-98f2-db97b8ddda6e","resolution":{"observed_at":"2026-08-06T15:27:01.530288Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.610801Z","title":"Studies of luminous stars in nearby galaxies","venue":null,"work_id":null,"year":1978},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.610801Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b17d90e72286410c9caa8c911cd06b124818280ca1d4500cef04a25186af0df9","observation_id":"25ea9647-8326-4e27-b42a-461e81802ff5","resolution":{"observed_at":"2026-08-06T15:27:01.610801Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.765664Z","title":"Searching for Cool Dust in the Mid-to-Far Infrared: The Mass-Loss Histories of the Hypergiants µ Cep, VY CMa, IRC+10420, and ρ Cas","venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.765664Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:02c35ac5c9f11b77aca0c84d6bc56c41bde24658da3ec9bc8e77eaeab3c9edeb","observation_id":"583c1b29-0602-42aa-85a1-f99e7c4b2e20","resolution":{"observed_at":"2026-08-06T15:27:01.765664Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/0004-637x/825/1/50","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:31.227756Z","title":"Luminous and Variable Stars in M31 and M33","venue":null,"work_id":"aad4a6ec-fe5f-41cc-a717-7ee9d61d31f7","year":2016},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.831203Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:891d7ffcd580333cf32c0242ea12e1a7e3f057fb9fa2be06a3e30ead285fefaa","observation_id":"3bd3028d-8ad2-47ee-8274-5b1db81244cf","resolution":{"observed_at":"2026-08-06T15:28:31.350050Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-3881/aaf5cb","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:31.063304Z","title":"Thermal Emission in the Southwest Clump of VY CMa","venue":null,"work_id":"81fda7f2-7803-46d6-981a-9986c7936c6b","year":2019},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.894021Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:500ddaa1c7b94f90f26363fc8dbfc9e70bf5fbbab5e02843a2875bf0b26a0d18","observation_id":"a8426fec-0427-4e79-9087-281a1ddec379","resolution":{"observed_at":"2026-08-06T15:28:31.167389Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:01.941623Z","title":"The Asymmetric Nebula Surrounding the Extreme Red Supergiant Vy Canis Majoris","venue":null,"work_id":null,"year":2001},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:01.941623Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:dab159d479bd855e90e32c80f1e2da2bf0bf0a63fac9c30fef108395fdf32e74","observation_id":"62d9d784-2f52-4043-b715-ed13213300ff","resolution":{"observed_at":"2026-08-06T15:27:01.941623Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/426565","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:30.906064Z","title":"High-Resolution, Long-Slit Spectroscopy of VY Canis Majoris: The Evidence for Localized High Mass Loss Events","venue":null,"work_id":"9b1f3395-edb2-45b1-9328-3393c16f0136","year":null},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.013823Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:2f8cf2306d2faeab5831281176cdd0538d68394ebf963ceec0a745dc34290a19","observation_id":"b33ce7ff-11d6-43c8-a27b-41af9d9ec718","resolution":{"observed_at":"2026-08-06T15:28:30.967604Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/517609","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:28:30.754756Z","title":"The Three-Dimensional Morphology of VY Canis Majoris","venue":null,"work_id":"5f17c9c9-58e8-4620-a43b-4db222b2b31c","year":2007},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.052554Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b51da140831811af31fc04264f808a9d9fc0c9b9bba12691110e0add9bcd598c","observation_id":"85b3ee6a-d189-499e-aefa-91616e5dc58a","resolution":{"observed_at":"2026-08-06T15:28:30.848497Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/118686","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.135853Z","title":"HST and Infrared Images of the Circumstellar Environment of the Cool Hypergiant IRC + 10420","venue":null,"work_id":"769e7b4f-bd19-4cd5-af33-9092a4b16e6a","year":1997},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.115604Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e24abdf4b514670984e5ab9f2393442bfde0aa3d4d45a81bd9488a20d4786381","observation_id":"4ee36c35-f69a-41a6-a03b-23a5f2633df7","resolution":{"observed_at":"2026-08-06T15:27:05.140725Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-6256/140/2/339","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.115079Z","title":"The Morphology of IRC+10420’s Circumstellar Ejecta","venue":null,"work_id":"f9e82b66-0443-432d-a4f5-9f2c516c0be6","year":2010},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.235543Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b55d5dec4aba06449c2c481fa7e25ab62a6da47d7fa820d80aca9c2cb2afcecb","observation_id":"01d5bbc2-af8f-499b-8312-2ae73ecb02e8","resolution":{"observed_at":"2026-08-06T15:27:05.123186Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-637x/699/2/1423","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.095553Z","title":"Imaging the Cool Hypergiant NML Cygni’s Dusty Circumstellar Envelope with Adaptive Optics","venue":null,"work_id":"155c57ea-85ca-4d3b-904b-10f2950cc426","year":2009},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.384906Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:0f4d2ba4f3861dd2f0071e14f9d5aac54eb92940fccd05f4bc66e40f99744476","observation_id":"418e7aef-d33f-4d0d-95c6-4c701d2400c9","resolution":{"observed_at":"2026-08-06T15:27:05.102404Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/2041-8213/ac2c7c","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.077134Z","title":"Molecules and Outflows in NML Cygni: New Insights from a 1 mm Spectral Line Survey","venue":null,"work_id":"acb6d5b4-63f3-4348-b95c-c37f524711e5","year":2021},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.553494Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:9751a36b9bdd602718fb97a4c89ea9859bed2c6a748d55abc8957001357180e3","observation_id":"298346be-e927-44fa-893f-c4faab8055e1","resolution":{"observed_at":"2026-08-06T15:27:05.082880Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1017/s1743921322000114","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.059431Z","title":"Multiple shell ejections on a 100 yr timescale from a massive yellow hypergiant.Orig","venue":null,"work_id":"b942e900-ab60-4fdf-a5a2-036407f90efb","year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.698341Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:09cb6181d6c818d84b9ad9c80c0735e97949c36a33c0908f114aff61e17bde4a","observation_id":"50cb12d0-d794-4522-aadf-8d863de99b63","resolution":{"observed_at":"2026-08-06T15:27:05.064993Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:02.865833Z","title":"Crossing the Yellow Void: Spatially Resolved Spectroscopy of the Post-Red Supergiant IRC +10420 and Its Circumstellar Ejecta","venue":null,"work_id":null,"year":2002},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.865833Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:73294f54b883322d8af9fe674ce71317c5bc7fca1e1c2694acd210e124a47e24","observation_id":"c1f9200a-7990-45fb-b192-cc66c8bd0392","resolution":{"observed_at":"2026-08-06T15:27:02.865833Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/aas:1998404","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:05.026733Z","title":"High resolution spectroscopy of the post-red supergiant IRC+10420: I","venue":null,"work_id":"a8fe2def-aed2-477c-9133-d49ceb682cd0","year":1998},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:02.987297Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:fa9e5294d1154641c0596f0b01914c2e0f511c87d94ddb9b82f435a6592d68b6","observation_id":"62e6cc10-f6d9-4306-9748-a74a18897d93","resolution":{"observed_at":"2026-08-06T15:27:05.032108Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.110333Z","title":"Exploring the Mass-loss Histories of the Red Supergiants","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.110333Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:a816052ad6606a99239c5d09ad37de11e925ae85cf3d0c4840d8c8ee82ac86f4","observation_id":"30ec69b9-85db-4cae-9ba6-48b94bbdd080","resolution":{"observed_at":"2026-08-06T15:27:03.110333Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-637x/773/1/46","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.997220Z","title":"Luminous and Variable Stars in M31 and M33","venue":null,"work_id":"fa6e57b8-b18d-4c79-926f-37b6ea4286df","year":2013},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.231905Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:77b40e54281a448319b72ef1b1d828616a3ccead699fffa21dbe53595e1e6e5c","observation_id":"7da72daf-81f4-4efe-b294-184f19fd12a0","resolution":{"observed_at":"2026-08-06T15:27:05.002290Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.237807Z","title":"Grids of stellar models with rotation","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.237807Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:f741e66af450d9db653ca45b3a1c76a8b4fb7b83779e40fca6a0e213269bea21","observation_id":"d3e99e30-1916-4657-9a80-3db8e5c8ddf6","resolution":{"observed_at":"2026-08-06T15:27:03.237807Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3390/galaxies7040092","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.968989Z","title":"Red Supergiants, Yellow Hypergiants, and Post-RSG Evolution","venue":null,"work_id":"86b46625-3d2f-489c-a7d1-96f54897ea88","year":2019},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.243785Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:c3bd507c9a9e0ef61f021e84ead7b72553d0debf3c394015793445118f105fc1","observation_id":"fc3a8b98-47de-4c39-a890-62eedbc85f9c","resolution":{"observed_at":"2026-08-06T15:27:04.974513Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3390/galaxies8010010","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.949195Z","title":"Radiation-Driven Stellar Eruptions","venue":null,"work_id":"b391fc5f-e6eb-4414-a47d-1cd495e718b5","year":2020},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.249866Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:1fac60d342ff10c75fb88c3c49d528ac8ba4a48c7878d8d4b9553598e1e6edcb","observation_id":"6dfb6eee-093a-4651-a794-8c484ba8d576","resolution":{"observed_at":"2026-08-06T15:27:04.954563Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.256688Z","title":"IRC +10420: A Cool Hypergiant near the Top of the H-R Diagram","venue":null,"work_id":null,"year":1993},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.256688Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:125b527bf22baaa89818e5a7b39a14939973857e7ff834b36b334b1c1e76ade5","observation_id":"9098b788-6d9f-4e34-9b9d-172b69a7f5bf","resolution":{"observed_at":"2026-08-06T15:27:03.256688Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/500811","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.916443Z","title":"M33’s Variable A: A Hypergiant Star More Than 35 YEARS in Eruption","venue":null,"work_id":"3030d403-d18f-4768-80a0-c407ed6c88d5","year":2006},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.267753Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:40858bba7935d3599e474549418c906d034e016e4ab85c00db4e99dffe5bcbd4","observation_id":"13bab507-e6c1-4f93-98f5-c333ef100d8f","resolution":{"observed_at":"2026-08-06T15:27:04.921764Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.272405Z","title":"The dramatic transition of the extreme Red Supergiant WOH G64 to a Yellow Hypergiant","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.272405Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:aea29f6acf9b25e8f49d4f38b898425dc8528ae012763b32764c3c104e1d1d95","observation_id":"2b33519e-d61d-4459-9ba7-fefd4c98ba40","resolution":{"observed_at":"2026-08-06T15:27:03.272405Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.279569Z","title":"The death of massive stars—I","venue":null,"work_id":null,"year":2009},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.279569Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b534fd463b8772ab74cecda02426f72db6a3614bdf5bbcf58ea7daf29207fa0a","observation_id":"3b3a5bec-fc07-4b39-9af1-ac592a01f463","resolution":{"observed_at":"2026-08-06T15:27:03.279569Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.284949Z","title":"The evolution of red supergiants to supernova in NGC 2100","venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.284949Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:a4f271d0b73700e761dc43a113236c09e97c880a8d78e78f15a7f35dac12a368","observation_id":"b10c0588-4f93-443e-9c89-c9ff4d4e48f6","resolution":{"observed_at":"2026-08-06T15:27:03.284949Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2410.14027","last_updated":"2024-10-17T20:57:29Z","snapshot_observed_at":"2026-07-06T19:35:39.803671Z","submitted_at":"2024-10-17T20:57:29Z","title":"The red supergiant progenitor luminosity problem","version":1},"cited_work":{"arxiv_id":"2410.14027","doi":"10.48550/arxiv.2410.14027","metadata_source":"pith","pith_arxiv_id":"2410.14027","snapshot_observed_at":"2026-08-06T18:16:30.548575Z","title":"The red supergiant progenitor luminosity problem","venue":"astro-ph.SR","work_id":"a2b15613-dc09-41fc-bb99-6604f1ed507f","year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.290634Z"},"links":{"cited_paper":"/paper/2410.14027","citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:816109242f5580b2d2618cb0c5298ecea7275485499e62d8625fcc82506c1f0c","observation_id":"3c4bdb05-dcf3-4029-b870-04b026809bf0","resolution":{"observed_at":"2026-08-06T15:27:04.766289Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.296887Z","title":"Circumstellar dust as a solution to the red supergiant supernova progenitor problem","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.296887Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:aae552c8f1461a638a153f5c260c6a3c022ce1de77c0b66bfd4309757a8928dc","observation_id":"9a88b2cb-b670-4735-bc9f-2e7d461e440a","resolution":{"observed_at":"2026-08-06T15:27:03.296887Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.301433Z","title":"The dusty progenitor star of the Type II supernova 2017eaw.Mon","venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.301433Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e58688a5b5e20ece9c3e1cf7ee984f780876d48e0c94d78a1c2b2e79c68679bf","observation_id":"9ddf4600-085a-4b23-9d6e-acd227b517f0","resolution":{"observed_at":"2026-08-06T15:27:03.301433Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1093/mnras/stz732","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.719111Z","title":"Discrepancies in the ages of young star clusters; evidence for mergers? MNRAS 2019, em 486, 266","venue":null,"work_id":"a317a9df-1422-44e0-ae9e-57eaa482d247","year":2019},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.307330Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e5053c55e910da92b84cd3d18ea43967c6386c20009d5aa474ae8f2728d5b0de","observation_id":"ef499830-f6bf-4177-bacc-4d2c91fe8a01","resolution":{"observed_at":"2026-08-06T15:27:04.724502Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201322421","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.696295Z","title":"The yellow hypergiant HR 5171 A: Resolving a massive interacting binary in the common envelope phase","venue":null,"work_id":"44443374-3df9-4a6e-ae83-2f058b5d89c0","year":2014},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.311869Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:ecd15d15b21beef029282df79bc484eb25f30b4e5f5d96f0642d709cecde1265","observation_id":"1bfe5341-ee62-4543-a7f3-dd5e23bc669b","resolution":{"observed_at":"2026-08-06T15:27:04.702330Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.316694Z","title":"Hubble Space Telescope Snapshot Survey of Post-AGB Objects","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.316694Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:a94c08fe9b4cbc9b55604031c4420d07b9637b9b42ec188983699e6f954edb81","observation_id":"06bcc65d-cb1d-44c0-b915-1c34783292c9","resolution":{"observed_at":"2026-08-06T15:27:03.316694Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.321110Z","title":"Optical and near-infrared observations of the Fried Egg Nebula","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.321110Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:8ca45228dee1df3bf6f2b0deec330ed91fa8151be2d6179cabf6fc22cbf92a4a","observation_id":"ac83a490-9dec-42b2-81ec-a75636e09d96","resolution":{"observed_at":"2026-08-06T15:27:03.321110Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.325514Z","title":"MIRAC: A mid-infrared array camera for astronomy.Proc","venue":null,"work_id":null,"year":1993},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.325514Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:63c3d4b513e9c1edab5e90b531192889513d8ab7b3d7d0a899d9576d3f577c7d","observation_id":"9bd4c218-0625-45bf-b81e-8d340c63a97b","resolution":{"observed_at":"2026-08-06T15:27:03.325514Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/2515-5172/acd37f","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.632646Z","title":"The Recent Mass Loss History of the Hypergiant RW Cep","venue":null,"work_id":"adb1c48c-1162-4814-8d12-dcbf4400d595","year":2023},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.335977Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b359bf0dcb38b83e5417d07957421503a57a28f1aefc46d9e1bc337e8e8cb98e","observation_id":"4571fbfe-a185-4872-9d96-2aaef06a93af","resolution":{"observed_at":"2026-08-06T15:27:04.637956Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-6256/146/4/90","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.615998Z","title":"Adaptive Optics Imaging of VY Canis Majoris at 2–5µm with LBT/LMIRCam","venue":null,"work_id":"a450e067-c941-4b08-bb1d-ed77ce1564d9","year":2013},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":39,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.341109Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:fdd5fe893752559cc25653ea69f1bf7d6fd03e3fcbbe1cb822f6f57793ea24e1","observation_id":"a275ac1f-9bf9-49b9-b165-3fe549e046ea","resolution":{"observed_at":"2026-08-06T15:27:04.620882Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.5281/zenodo.4630663","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.600162Z","title":"Investigating mass loss from RSG and AGB stars using the new VLTI-MATISSE imaging instrument","venue":null,"work_id":"89e0080a-77d4-4071-a1dc-08b9a94b1d27","year":2021},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":40,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.346214Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:fc4eadae84a51c57313c9634e7e8d1705ef52cf82329cef57e6a16f90e5401ad","observation_id":"085cf7b7-1a8b-48a1-9527-9b0f505213b7","resolution":{"observed_at":"2026-08-06T15:27:04.604896Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/202451820","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.582731Z","title":"Imaging the innermost circumstellar environment of the red supergiant WOH G64 in the Large Magellanic Cloud","venue":null,"work_id":"c3c7fa92-4997-4775-93e1-c14e888b6801","year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":41,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.351559Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:24a3b3fdff6efcb2a45fb9fbf882070e8ea85ae1db37c2e9b6bec378cd326d01","observation_id":"77939005-5e56-4007-96ec-1b2f8c7d1ede","resolution":{"observed_at":"2026-08-06T15:27:04.587827Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201527563","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.564730Z","title":"Large dust grains in the wind of VY Canis Majoris","venue":null,"work_id":"7732f775-d744-4d4c-97ef-1ae9c156f048","year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":42,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.356489Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:63a610534f002177b829db1c89c8ee24a6680a2edc80ec1343bf568f3f05304c","observation_id":"c8a9a203-24a1-4b7d-a9a1-9abeb5a68199","resolution":{"observed_at":"2026-08-06T15:27:04.570739Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.361847Z","title":"Fundamental properties and atmospheric structure of the red supergiant VY Canis Majoris based on VLTI/AMBER spectro-interferometry.A&A 2012, 540, L12","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.361847Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:3d81ab16acddecb8115e33492fa8001813ce3086580e1edbd236030537195f15","observation_id":"ef36b07d-2d86-4343-b16f-bada43f537ca","resolution":{"observed_at":"2026-08-06T15:27:03.361847Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1093/mnras/stac1998","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.530454Z","title":"Tracing a decade of activity towards a yellow hypergiant","venue":null,"work_id":"00b80d68-60f7-4f3f-a8a7-679b9c70903b","year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":44,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.367611Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:74a2b476b62eb9a0896425c7d4510b32c283f435e453549c8e6753ce6c9ddfbb","observation_id":"30b6e5f1-2401-4e59-bfcc-1abe7d609800","resolution":{"observed_at":"2026-08-06T15:27:04.536478Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1007/978-3-319-09198-3_6","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-08T00:03:56.115653Z","title":"Optical Interferometry of Giants and Supergiants","venue":"Astrophysics and space science library","work_id":"ce422081-f055-4ee7-bcbe-9c552c15f958","year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":45,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.372442Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:95b07934ab9323e82fe6858172f39200a10f3a12f28371277ec834f14bb0c6d8","observation_id":"3fbc4f15-08eb-4735-aac4-94ade23d8713","resolution":{"observed_at":"2026-08-06T15:27:04.518346Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/117282","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.495286Z","title":"First 2.2 micron Results From the IOTA Interferometer","venue":null,"work_id":"78bdc8d2-cb92-44cc-a4ff-e6fc5c48c73e","year":1995},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":46,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.377807Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:d0759697c55cbb98d258c5dcd1e3967feeecfa1fd171072e884eb4f2cf377b42","observation_id":"9bc05ca2-5b85-4d3a-a15e-4baffdd30e7c","resolution":{"observed_at":"2026-08-06T15:27:04.500628Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/507453","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.477378Z","title":"First Surface-resolved Results with the Infrared Optical Telescope Array Imaging Interferometer: Detection of Asymmetries in Asymptotic Giant Branch Stars","venue":null,"work_id":"8f2c82f1-31cd-4f53-a4d6-42610a46bc1c","year":2006},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":47,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.383310Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e38020fa2fb6aed6f6295d2a9550b29167e1842277aa636af1e92d63da7f419c","observation_id":"7da6107f-5761-4012-a266-f5b86e40ae10","resolution":{"observed_at":"2026-08-06T15:27:04.483184Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.388140Z","title":"Time Evolution Images of the Hypergiant RW Cephei during the Rebrightening Phase Following the Great Dimming","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":48,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.388140Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:5364c96773f3057dc19175079c2ea1faa71d0e6ee47544e5c726fb182728c92f","observation_id":"dfe96e28-6e9a-498a-a63a-dba5f9e2ffe7","resolution":{"observed_at":"2026-08-06T15:27:03.388140Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-4357/ac0c7e","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.444445Z","title":"Long Term Evolution of Surface Features on the Red Supergiant AZ Cyg","venue":null,"work_id":"f35ae5ce-8adb-4536-96e8-dc67f94c00a5","year":2021},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":49,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.393831Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:35362079c787f95061affc77c27f93338fa7e780128081662421b59a8c397e19","observation_id":"e74f8bc8-db2f-4028-9e3f-627fc16e350f","resolution":{"observed_at":"2026-08-06T15:27:04.449537Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-4357/ad6b2b","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.425638Z","title":"CHARA Near-infrared Imaging of the Yellow Hypergiant Starρ Cassiopeiae: Convection Cells and Circumstellar Envelope","venue":null,"work_id":"432b98c1-1d49-4828-9e28-c4012c13230b","year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":50,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.399131Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:daf60959c13bc85741726d05b504845fd788f4eec4e011461552e6d7602052b2","observation_id":"47f0f825-8ddf-41f9-9ba9-057d67c8a843","resolution":{"observed_at":"2026-08-06T15:27:04.431234Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.403448Z","title":"Massive dust clumps in the envelope of the red supergiant VY Canis Majoris","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":51,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.403448Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:213fb8974d809fa8892a0a3f43268fcbca69836b1f45685d3d34626eac8258ac","observation_id":"684bd857-6796-4e59-a014-66c43ac80689","resolution":{"observed_at":"2026-08-06T15:27:03.403448Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201525990","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.398048Z","title":"ALMA observations of TiO 2 around VY Canis Majoris","venue":null,"work_id":"0e0a192b-8d9c-4c22-91d3-bcc609185c8c","year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":52,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.408550Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:8cbf757b4365705c95ca5fe5503b8c1574a4e710ec5c509ac0d968ec4bd1f777","observation_id":"9d5b2845-86b0-4215-b13d-a133c8051349","resolution":{"observed_at":"2026-08-06T15:27:04.402681Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/2041-8213/ace7cb","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.381083Z","title":"ALMA Reveals Hidden Morphologies in the Molecular Envelope of VY Canis Majoris","venue":null,"work_id":"427f3bbc-4b74-41f8-af0f-8e851e5acae7","year":2023},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":53,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.414142Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:15d805e474917baa24e5fcf0b0dd09c40dbf9c60e234bafd40b0eac389e44ec0","observation_id":"d1d5f52d-da1e-402c-b6d3-b98e9aaed44f","resolution":{"observed_at":"2026-08-06T15:27:04.385998Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.418675Z","title":"ALMA Compact Array observations of the Fried Egg nebula","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":54,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.418675Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:49688691d1a7aab053ac2f146f113d1177c67c54a25eeafcd83765e2eca98209","observation_id":"5e0f0150-ef17-4c12-9b4a-4e497d415a9b","resolution":{"observed_at":"2026-08-06T15:27:03.418675Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-637x/697/1/409","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.349713Z","title":"Probing the Mass-Loss History of the Yellow Hypergiant IRC+10420.ApJ 2009, 697, 409","venue":null,"work_id":"0e4966ab-6ebe-4f3b-bdc8-9a96be53c318","year":2009},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":55,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.423126Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:37f5fbba02211835348c4e7e8f173348ac0996843ae325329d6a29780cc2e85e","observation_id":"306ae9e6-5730-42a0-a1c7-2272f1ce6666","resolution":{"observed_at":"2026-08-06T15:27:04.355082Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201527934","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.334418Z","title":"ALMA-resolved salt emission traces the chemical footprint and inner wind morphology of VY Canis Majoris","venue":null,"work_id":"7a337fe9-db40-4218-97c0-faf4be2ad6a0","year":2016},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":56,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.428035Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e146ba441cf56d4aaa8417b9ebf930f696e137db3ac267d4c33e4155aee1291d","observation_id":"f7ab1a98-8b75-4975-881b-19f49ce19f42","resolution":{"observed_at":"2026-08-06T15:27:04.339091Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1093/mnras/stt1686","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.318518Z","title":"Simultaneous VLBA polarimetric observations of the v = {1,2} J = 1–0 and v = 1, J = 2–1 SiO maser emission towards VY CMa: Maser morphology and pumping","venue":null,"work_id":"ebaf3a2d-6852-430f-807e-6a4cd7c6ba3d","year":2013},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":57,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.433761Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:c26af82e81cf2f468705abe98ca7fd64c0d8512c97df59a3bdd8702d120ee91d","observation_id":"1e5f690b-1eb0-42e3-b839-14328eca47d4","resolution":{"observed_at":"2026-08-06T15:27:04.323342Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.438867Z","title":"MERLIN observations of water maser proper motions in VY Canis Majoris","venue":null,"work_id":null,"year":1998},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":58,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.438867Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:0af69a5b8d796f41565b04a8373885e77de803245c8d1b08b23bed53cd4b5d89","observation_id":"9b19d384-192e-48be-b417-9d69cdfb17b5","resolution":{"observed_at":"2026-08-06T15:27:03.438867Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.443172Z","title":"The radially expanding molecular outflow of VX Sagittarii","venue":null,"work_id":null,"year":2003},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":59,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.443172Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:bcb5228a18c7192875e07f9c27c87755ba475a5288f95c06a7441fef781697e4","observation_id":"f1395f3a-c6e0-4f3c-ad8c-872dc805d05d","resolution":{"observed_at":"2026-08-06T15:27:03.443172Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.447633Z","title":"Dense Molecular Clumps in the Envelope of the Yellow Hypergiant IRC+10420","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":60,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.447633Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:cb9bc89c43260488b947a7f684b0ffec55612a4e5cb5178da8ad825db373d471","observation_id":"3ac59e21-fd72-4519-84d0-b2e0d682199c","resolution":{"observed_at":"2026-08-06T15:27:03.447633Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-637x/744/1/23","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.292302Z","title":"Distance and Kinematics of the Red Hypergiant VY CMa: Very Long Baseline Array and Very Large Array Astrometry.ApJ 2012, 744, 23","venue":null,"work_id":"c6f6b711-3e4a-40d8-baf9-121df661478b","year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":61,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.452481Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:4cfe910173a0d8bcda09c304ef8367778a8b0d53b13ff43f970f7e53b202bfba","observation_id":"18349715-8039-40e4-9380-317b5a2ddf4e","resolution":{"observed_at":"2026-08-06T15:27:04.296993Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1093/pasj/60.5.1007","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.276294Z","title":"Distance to VY Canis Majoris with VERA","venue":null,"work_id":"ced024cf-93de-4a3f-991d-bf5cac4c9f5f","year":2008},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":62,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.456662Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:832340ef75ac43662e3e3b5aad99bbdcad208d96d3c571e8eb131875107f429b","observation_id":"80251cc9-fe2f-45bd-8161-1e1f6f0bf9af","resolution":{"observed_at":"2026-08-06T15:27:04.281174Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.461417Z","title":"Measuring the Distance of VX Sagittarii with SiO Maser Proper Motions","venue":null,"work_id":null,"year":2007},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":63,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.461417Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:8b315819185e16a612c8fd564d4710a3c115707fd13f192ae1cfa0c087e881b5","observation_id":"d24f65f9-f40d-4a2b-a8bd-f071fc21df9a","resolution":{"observed_at":"2026-08-06T15:27:03.461417Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.466929Z","title":"Evolved massive stars at low-metallicity V","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":64,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.466929Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:7c4ab1c6fa7aea8afedea1d8d2e1f19e91acfd03b3667c40f04f3597152b6c7f","observation_id":"1b2c3d84-0311-4e6a-933d-9282a17f08fa","resolution":{"observed_at":"2026-08-06T15:27:03.466929Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-4365/ad7b33","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.233862Z","title":"Mass-loss Rate of Highly Evolved Stars in the Magellanic Clouds","venue":null,"work_id":"672bf483-5dcc-4573-ba54-1bba07f412b8","year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":65,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.472614Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:d63715daa5629cd1c07df759c1c6e1d54cf9838bb8d5c134985b9ec78059c727","observation_id":"5ca58d3e-75c6-4362-b35e-2a50233537a0","resolution":{"observed_at":"2026-08-06T15:27:04.238458Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-07-14T05:50:36.659524+00:00","source":"crossref_status_cache"},{"observed_at":"2026-07-14T05:50:36.659524+00:00","source":"openalex_status_cache"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201425101","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.217698Z","title":"ALMA observations of anisotropic dust mass loss in the inner circumstellar environment of the red supergiant VY Canis Majoris","venue":null,"work_id":"bb104807-b3ed-4f7b-adea-606af8d9be22","year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":66,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.476931Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b8b3f0ba5b26bd30dabd3f2073caf1d6d8c85f64fe010ebcc842d14bc832a3d0","observation_id":"29a6a1d4-4829-4435-8b4a-fe87750c4f15","resolution":{"observed_at":"2026-08-06T15:27:04.223103Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-3881/ad1dd7","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.200462Z","title":"The Hidden Clumps in VY CMa Uncovered by the Atacama Large Millimeter/submillimeter Array","venue":null,"work_id":"2f1aa99f-b246-4704-ba9a-8d2b24bf4e25","year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":67,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.482022Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:690eed4088aaf52db4039a8767e540319914d48869d254293b472fcadbdebbb3","observation_id":"151b6234-c8e8-4d24-86d8-c7364eceffc0","resolution":{"observed_at":"2026-08-06T15:27:04.205230Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.486624Z","title":"OH/IR Stars in the Magellanic Clouds.ApJ 1992 397, 552","venue":null,"work_id":null,"year":1992},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":68,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.486624Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:fbbcb5e472f046418876e85d73b59ad6540b3e3423e9068c52504bd0cb1fbb3a","observation_id":"29b67762-fd52-4e13-8e04-ce2e5d7cadac","resolution":{"observed_at":"2026-08-06T15:27:03.486624Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.491110Z","title":"Instabilities in the yellow hypergiant domain","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":69,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.491110Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:1cca812ca845c15168696dcdf13d98a94c22b6bcb468df1a4fd5997f760dbf13","observation_id":"12fc8655-1d9d-4444-9af9-9d2a685c3934","resolution":{"observed_at":"2026-08-06T15:27:03.491110Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.495685Z","title":"https://doi.org/10.1111/j.1745-3933.2012.01264.x","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":70,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.495685Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:ab63dab0c0a5cbd2cec4b401a6e1c59729277c986efa82a132ed1b5e860774f7","observation_id":"b5c9c1df-8c14-4a7f-9fdb-0b1e8c24b39b","resolution":{"observed_at":"2026-08-06T15:27:03.495685Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.500713Z","title":"A Diversity of Wave-driven Presupernova OutburstsApJ 2021, 906, 3","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":71,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.500713Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:b07428963f42e70d8cc20bdf02d4a7070435bb3e1dda590c7fa62d8a0611cec2","observation_id":"90604351-aa5c-4f06-aa3d-3cdecf6a4b69","resolution":{"observed_at":"2026-08-06T15:27:03.500713Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.505099Z","title":"2022, Episodic Gaseous Outflows and Mass Loss from Red Supergiants","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":72,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.505099Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:bba650e090cc5cd7d67206a431f6695e6a6bd050a3b5aa6362ea4d56989c3da3","observation_id":"bc7e83c5-d8e0-47d7-9bc5-6b3fc6e889b6","resolution":{"observed_at":"2026-08-06T15:27:03.505099Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201116962","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.148196Z","title":"The close circumstellar environment of Betelgeuse","venue":null,"work_id":"9912471b-565b-4ab3-8d57-f735f5f415b0","year":2011},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":73,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.509786Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e28d93f87312fed6bf8e6ba1f21687b361e10d26700b193165f1dc226d00cc64","observation_id":"99f6879c-0922-4d82-9c94-0bf14ccf87f6","resolution":{"observed_at":"2026-08-06T15:27:04.153325Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.515472Z","title":"The Great Dimming of Betelgeuse: The photosphere as revealed by tomography over the past 15 yr","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":74,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.515472Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:ef5f86be7b12349da09885ee2130b6b7e19434174e21305669037c6fd69658cf","observation_id":"18df6509-ae87-429c-9312-7dd8aaefbc42","resolution":{"observed_at":"2026-08-06T15:27:03.515472Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.520477Z","title":"Three-dimensional imaging of convective cells in the photosphere of Betelgeuse","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":75,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.520477Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:4f79eae9ccf75ce879d24239343730e82aacdc7ddbff643988b222ed477e86b1","observation_id":"27c5c588-e677-47e7-b893-10ec56c2cd7a","resolution":{"observed_at":"2026-08-06T15:27:03.520477Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/517610","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.111189Z","title":"The Three-Dimensional Morphology of VY Canis Majoris","venue":null,"work_id":"9e491c34-4241-45e9-8ba8-e0003a4a3ebb","year":2007},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":76,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.525710Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:15bef1958d6db69f921db15e37ff428cb7dbb7727a5b397995a10ff7d104dc0e","observation_id":"dba541b6-f591-4e00-a06b-01f39014b397","resolution":{"observed_at":"2026-08-06T15:27:04.116298Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.532911Z","title":"Global Energetics of Thirty-Eight Large Solar Eruptive Events","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":77,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.532911Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:efd8ab3780114341a4cea85480d03ec7ebdf57349d96aa833771e51a67e10f1f","observation_id":"66bc313b-9c7e-47ac-98dd-3f56673b2c1a","resolution":{"observed_at":"2026-08-06T15:27:03.532911Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1088/0004-637x/800/1/4","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.083144Z","title":"Constraints on the Surface Magnetic Fields and Age of a Cool Hypergiant: Xmm-Newton X-ray Observations of VY CMa","venue":null,"work_id":"034162db-3d46-4616-a9c3-3cc31b1bc51f","year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":78,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.538046Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:393722f01112414057be5cf4f4a3609905f14f64634bed533ca9b0aaf279b829","observation_id":"ab99294b-0a56-486d-b7fd-fb487f43d036","resolution":{"observed_at":"2026-08-06T15:27:04.088509Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.542920Z","title":"Images of Betelgeuse with VLTI/MATISSE across the Great Dimming.Mon","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":79,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.542920Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:8936f34fd2817c3145a904dd0e8de1524a7a04132a5accef9813aa8ac56563bb","observation_id":"2c28e8e6-a03c-40a9-9267-b7c11ce5d560","resolution":{"observed_at":"2026-08-06T15:27:03.542920Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.548451Z","title":"Non-detection of Betelgeuse in X-rays","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":80,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.548451Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:3ccf0fd99b83ec857a334acd72bd7503d56fcd071865f646be976f66cabd7dfa","observation_id":"4841cb76-34ef-4ab6-882b-a4a8a3f2a81e","resolution":{"observed_at":"2026-08-06T15:27:03.548451Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.31059/aat.vol3.iss1.pp6-11","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.055329Z","title":"Magnetic fields of red giants and supergiants: A review of spectropolarimetric observations","venue":null,"work_id":"fe741184-dd2b-4f53-aa07-d2fee231e00e","year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":81,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.557164Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:758d1986bc292078c9ac219bfbefb6cd6b69d6b0de11fa0e53bbdf934762d54a","observation_id":"6a6cdf66-d4a4-43f6-b786-eef73b75c743","resolution":{"observed_at":"2026-08-06T15:27:04.060684Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.562370Z","title":"Circular polarization of water masers in the circumstellar envelopes of late type stars","venue":null,"work_id":null,"year":2002},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":82,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.562370Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:45856f934ba7fe65bfc599ce9e4729dbeccec42c82f417bdb313c8aae539404b","observation_id":"460c83b8-2297-43d7-88ae-bad12c7f96d3","resolution":{"observed_at":"2026-08-06T15:27:03.562370Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.567618Z","title":"The magnetic field around late-type stars revealed by the circumstellar H2O masers","venue":null,"work_id":null,"year":2005},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":83,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.567618Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:7270f8701c986ee863706b0a57cabb3b1d5521d3bd828dce4c90471f1be09093","observation_id":"0c5274c9-a6d5-47c8-aed0-6ce6f366b14b","resolution":{"observed_at":"2026-08-06T15:27:03.567618Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201730735","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:04.015134Z","title":"Magnetically aligned dust and SiO maser polarisation in the envelope of the red supergiant VY Canis Majoris","venue":null,"work_id":"9a1bba0f-36a3-447a-909c-b89638f385e5","year":2017},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":84,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.573549Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:2b1ff689382cf72e32f09e6367df265cd3ac42b7196987c5118c3434d45640e5","observation_id":"4bf17122-7093-4c59-a20e-fff7e07a2f49","resolution":{"observed_at":"2026-08-06T15:27:04.020188Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.579010Z","title":"Interstellar Dust Grain Alignment","venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":85,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.579010Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:de83de0e2de4287bebad35e290b6c649bfe9de2dccea8c77ed2be53580f32af5","observation_id":"90661adb-b9f2-4e99-8cbc-c6229e1ac0e4","resolution":{"observed_at":"2026-08-06T15:27:03.579010Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1051/0004-6361/201014925","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.997685Z","title":"The magnetic field of Betelgeuse: A local dynamo from giant convection cells? A&A 2010, 516, L2","venue":null,"work_id":"9b600ce0-3923-4a93-b835-49d5760d6d06","year":2010},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":86,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.584492Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:a041abd85c12de7ac25b7133af0c37214e79bf4c6c28f9de87cf48083d56b1e7","observation_id":"8c7d2242-1133-4c2f-9d46-17e7841fd4d4","resolution":{"observed_at":"2026-08-06T15:27:04.002636Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/127009","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.983091Z","title":"Double Lines in the Spectrum of ρ Cassiopeiae","venue":null,"work_id":"7e80e6ca-2e4d-48ab-993f-14e56caf50ec","year":1957},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":87,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.589029Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:876dcdc2f96519b9280263f3e800436f46006073a3a4464380e9662c3e3bb9b9","observation_id":"071babf0-c0e0-49e2-b7e9-0744a03ad570","resolution":{"observed_at":"2026-08-06T15:27:03.987613Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.593763Z","title":"Spectral variability of the supergiant rho CAS in 1985–1986.Tartu Astrofuus","venue":null,"work_id":null,"year":1985},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":88,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.593763Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:bd31a0d809e7b3827944d7243d483d08620135acedd5f410267af93a39f0cf0f","observation_id":"d9da0c20-aa0b-4688-bc6c-817756a9ea09","resolution":{"observed_at":"2026-08-06T15:27:03.593763Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/345503","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.967125Z","title":"High-Resolution Spectroscopy of the Yellow Hypergiantρ Cassiopeiae from 1993 through the Outburst of 2000–2001","venue":null,"work_id":"8a796038-94ef-44e0-8e65-81c3494c6425","year":1993},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":89,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.599840Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:871d05f33a2b640e844a32b5a73d5f47ca83f0dd10163ed9b7e6f865c5ef9875","observation_id":"e4d08532-79d6-43e4-8c74-e6e06d7d5332","resolution":{"observed_at":"2026-08-06T15:27:03.972543Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/11","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.951287Z","title":"The Enigmatic Object Variable A in M33","venue":null,"work_id":"0b1b980b-1c6c-4a44-b2ca-7ac6149ce17f","year":1987},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":90,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.604763Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:cd1ddc1734ef2dfb4cc0c3ae8c299cdec0e47b15f88953704e70b5fe959ad18d","observation_id":"815c33a4-1867-407d-93a5-e49ae9f6858d","resolution":{"observed_at":"2026-08-06T15:27:03.956106Z","resolver_source":"doi_truncated","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.609181Z","title":"Two Supergiants in the Large Magellanic Cloud with Thick Dust Shells.ApJ 1986, 302,","venue":null,"work_id":null,"year":1986},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":91,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.609181Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:6133a03b7c3d1e19d48508cc30b5996fab613e2a793ffafec70cf4457fa4c7e6","observation_id":"b89aa3dd-baa0-4353-b17e-8fe66feb39bd","resolution":{"observed_at":"2026-08-06T15:27:03.609181Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.618943Z","title":"Supergiant and giant M type stars in the Large Magellanic Cloud","venue":null,"work_id":null,"year":1981},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":92,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.618943Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:9d0e377ba913cf69d27d8ee5a9ede7f53d4e83f0e75ee98bef181be3ea1e4b2b","observation_id":"c3a581eb-a571-4542-8ac1-e9a4585cad32","resolution":{"observed_at":"2026-08-06T15:27:03.618943Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.624297Z","title":"Yellow Supergiants and Post-red Supergiant Evolution in the Large Magellanic Cloud","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":93,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.624297Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:237d9a00692dd2aded44e8e47338155d0a8014578484d00f61bfeed2d004da41","observation_id":"1571c655-3621-46d3-8743-53d8ed6c3b59","resolution":{"observed_at":"2026-08-06T15:27:03.624297Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-4357/ac79b2","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.904488Z","title":"The Properties of Fast Yellow Pulsating Supergiants: FYPS Point the Way to Missing Red Supergiants ApJ 2022, 940, 27–51","venue":null,"work_id":"a550b0ec-e4c5-4b8a-9f09-890cf47d6f86","year":2022},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":94,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.629646Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:d26c28aed52ee1f8c9e124d1bcb4b27afaedcf7b5ef290e4c2a2b2eb7413ef13","observation_id":"87528b56-6a05-465a-85ee-e4f608c1a742","resolution":{"observed_at":"2026-08-06T15:27:03.909419Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.3847/1538-4357/abb318","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.887946Z","title":"Short-term Variability of Evolved Massive Stars with TESS","venue":null,"work_id":"80a40bbb-0de3-443f-8052-47d67b891036","year":2020},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":95,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.635397Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:7c3566a9576ff48951bde6e2f2fd4a70aaf056126ff3be0934f902846a2815a8","observation_id":"e6e7cac6-ebc9-47bc-b43b-da17b22e9b04","resolution":{"observed_at":"2026-08-06T15:27:03.893555Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.641622Z","title":"Mitteilungen über neuentdeckte Veränderliche Sterne","venue":null,"work_id":null,"year":1964},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":96,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.641622Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:c960004d160136c5bc2dd182fd55924bb625935d76bb7e522d83828404b84379","observation_id":"b0cc2969-9e23-4da7-92c4-c3f07fd28ee5","resolution":{"observed_at":"2026-08-06T15:27:03.641622Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.649031Z","title":"Photometric histories of six infrared objects and three highly reddened blue supergiants","venue":null,"work_id":null,"year":1978},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":97,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.649031Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:e3cf2fb44516e2b9178f2e934e1c0d6c9adc590ee4fdf65d98ace3fac30f0c68","observation_id":"45a07d5d-bdb7-4074-a5c9-cf34a624ecda","resolution":{"observed_at":"2026-08-06T15:27:03.649031Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.664230Z","title":"IRC+10420—Another Eta Carinae?ApJ 1973, 179, L49","venue":null,"work_id":null,"year":1973},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":98,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.664230Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:d0fd2a3bbf578e3288083cf1118629aed15320c9d2f2a0e01e44d9e0729ec733","observation_id":"9747ba0f-3e29-4724-a858-e76fc88c0c17","resolution":{"observed_at":"2026-08-06T15:27:03.664230Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.669643Z","title":"Discovery of near-infrared hydrogen line emission in the peculiar F8 hypergiant IRC +10420","venue":null,"work_id":null,"year":1994},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":99,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.669643Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:65702bd9c51f142566c9fafc062b948a356f4aabf9ad2aef1ad44159881b09a8","observation_id":"22e437c6-ffee-4f0d-a9ae-4b3a58988b0e","resolution":{"observed_at":"2026-08-06T15:27:03.669643Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1086/523692","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-06T15:27:03.855410Z","title":"Integral-Field Spectroscopy of the Post-Red Supergiant IRC +10420: Evidence for an Axisymmetric Wind","venue":null,"work_id":"bb56a440-ffa9-49f4-9a35-4eff7d434e0b","year":2007},"citing_paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants","version":1},"reference_index":100,"source":"pdf_text","source_observed_at":"2026-08-06T15:27:03.674562Z"},"links":{"citing_paper":"/paper/2507.15962"},"observation_digest":"sha256:bdedee0fa655fa5926c5a55884af57202ef9f1bbbda7bc6ca66b8eedb13d9fca","observation_id":"9e910d6e-bbec-43cc-bfa7-8dd5fa34f677","resolution":{"observed_at":"2026-08-06T15:27:03.860742Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"2507.15962","last_updated":"2025-07-21T18:04:36Z","latest_version":1,"primary_category":"astro-ph.SR","snapshot_observed_at":"2026-08-06T15:19:13.183966Z","submitted_at":"2025-07-21T18:04:36Z","title":"The Red and Yellow Hypergiants"},"reference_resolution":{"displayed":100,"state_counts":{"malformed_identifier":5,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":44,"verified_exact":51,"verified_fuzzy":0},"total_outbound_references":111},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"thesis":"As of 10 August 2026, this Paper Citation Record lists 100 of 111 outbound references and 0 inbound Pith citation observations for arXiv:2507.15962."}