{"as_of":"2026-08-16T19:53:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:771ceb11e2b7bd79f848b5b54088a74b954d1beafd6554b1ca0ed3941a71d1ed","coverage":[{"denominator":14,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":14,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T13:24:40.142648Z","state":"measured"},{"denominator":14,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":14,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-16T06:30:59.297886+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/1908.05242/citation-record","integrity":"/paper/1908.05242/integrity","json":"/paper/1908.05242/citation-record.json","paper":"/paper/1908.05242"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.506008Z","title":"The ROTSE‐III Robotic Telescope System","venue":null,"work_id":"9638443e-a4fa-404c-a48e-7f93e9ddbf40","year":2003},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.080382Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:1c54d662ce9027606a2572ad26e80618abb43b8ef02f44d0cd7c9248e97482f0","observation_id":"821cb600-2639-425c-96a5-255bef42ca76","resolution":{"observed_at":"2026-08-14T13:24:40.511071Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1117/12.269063","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.279892Z","title":"Fabrication of the 6.5 m primary mirror for the multiple mirror telescope conversion","venue":null,"work_id":"59fe8555-4b19-4d17-8175-b8edffad4cd7","year":1996},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.085779Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:8b12410b8259e4fec4d116b15c137b3fcc682483a2355176e8603e05c11d9515","observation_id":"0484cb54-bda3-47c9-ab4e-d7104c93d960","resolution":{"observed_at":"2026-08-14T13:24:40.284635Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1364/josaa.2.001273","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.262861Z","title":"Accommodation-dependent model of the human eye with aspherics","venue":null,"work_id":"7c086608-7496-41e1-95e9-6650285f7b26","year":1985},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.090672Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:1c90e311dc6da62af8a85e6171784f732bf0bb74ac05f09541c6dc9889753566","observation_id":"8e8c79aa-1459-437e-94be-fe1022c8a87d","resolution":{"observed_at":"2026-08-14T13:24:40.268633Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1364/josa.73.001544","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.246222Z","title":null,"venue":null,"work_id":"8c443545-6667-4d24-ab83-be782edb3dba","year":1983},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.095785Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:e6319a64b0e7086cc50f9114f0e4f2e457d1b5ac808703b61666abeaf1fdcf3c","observation_id":"724f6cd9-e78c-4cf0-99e7-6ec10f6f3fbf","resolution":{"observed_at":"2026-08-14T13:24:40.251191Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.490230Z","title":"Wichterle, Method of production of plastic lenses with aspherical surfaces, Ceskoslovenska akademie, Prague (1970) Patent 3497577","venue":null,"work_id":"9c8eecfa-7b1e-4ce2-ad98-2aeaf8349b16","year":1970},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.100675Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:e4b7972c82cf3670cb2a72d00f295a955068e6b02ccdb22ef373380821939f98","observation_id":"380090dc-5b4b-49cc-9ba1-bb544d703f5d","resolution":{"observed_at":"2026-08-14T13:24:40.495537Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.474774Z","title":"Laikin, Lens Design, 4th Ed., CRC Press, Boca Raton, 2006","venue":null,"work_id":"7c67cb53-778c-448e-83f5-49efcbd3c2f9","year":2006},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.105598Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:bbda2affcbec048b63d322f272b7396f84ef690f3852898192bdc90b3fcbd984","observation_id":"d201c9b3-fd17-4102-8dfe-c888941b2273","resolution":{"observed_at":"2026-08-14T13:24:40.479595Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1107/s0909049599009747","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.230665Z","title":"Imaging by parabolic refractive lenses in the hard X-ray range","venue":null,"work_id":"50518f12-0aba-440c-acf5-6413fcb9f953","year":1999},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.110725Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:801e5b36f24a0752ea9a5c5a1a1865725c79ba5c79c8d72de9b330bcc81b25cc","observation_id":"ed4098f3-efdc-4ffb-be47-658a4272ad1c","resolution":{"observed_at":"2026-08-14T13:24:40.235543Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1117/1.1541621","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.215068Z","title":"Tapered waveguide with parabolic lens: theory and experiment","venue":null,"work_id":"c0ad377b-b28f-4ab4-94f1-1e2bbd8e2e58","year":2002},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.115433Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:9accaf7e3b3cae6491ec66087f38c3ff5dcab106be1848b00918b01cb2153873","observation_id":"fb8d46ef-9289-497e-a946-9575426eeef5","resolution":{"observed_at":"2026-08-14T13:24:40.220221Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1364/josaa.16.001175","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.199599Z","title":"Testorf, J","venue":null,"work_id":"b60b7c56-5fe6-43d2-a8ef-7e14ef8f4aaf","year":1999},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.120037Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:9495ab974a385bdb0ed0e40a0bb3feee26818d62afd87aa07b9b9f8cf9c3cdb6","observation_id":"18efbdcf-2170-45dc-b63a-4750872231a5","resolution":{"observed_at":"2026-08-14T13:24:40.204456Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+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":"2026-08-14T13:24:40.124568Z","title":"Paraboloid-aspheric lenses free of spherical aberration,","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.124568Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:6e83fadaf0b81de72c3303e3dd0ef0e0f89c4966d1bd9c64b39ce0b7d9207cb0","observation_id":"ece17660-f73f-4cff-8984-af1c0cd4ffcf","resolution":{"observed_at":"2026-08-14T13:24:40.124568Z","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":"10.1364/ao.57.009341","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.182514Z","title":"General formula for bi-aspheric singlet lens design free of spherical aberration","venue":null,"work_id":"e4a4fc0c-29f3-40a9-9a69-62f1e0f369af","year":2018},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.129075Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:53bea32d5a1030aa098aeb745a88c6caa9af7a43b2d43ffeba5f162157c19959","observation_id":"b15e497f-9601-4d9b-ab9f-d8ee72415a74","resolution":{"observed_at":"2026-08-14T13:24:40.189097Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+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":"2026-08-14T13:24:40.133748Z","title":"Catadioptric lenses in visible light communications","venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.133748Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:16fcc88dca84d387f935f52ead30c81f7f61502909c971c80145409c61173a41","observation_id":"544c0d40-aee6-49cb-8f84-39e735416d8b","resolution":{"observed_at":"2026-08-14T13:24:40.133748Z","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":"2014.0608","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.377200Z","title":"Singlet lenses free of all orders of spherical aberration","venue":null,"work_id":"5e8b4154-fc75-4299-9234-35c6f9eb9389","year":2015},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.138215Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:c1293400506b8009cc4f688f9425940ea3dd4102e0eb1e538c640d3070eb7cb8","observation_id":"4ee453ca-db58-48b3-94d0-7f95ae09b64f","resolution":{"observed_at":"2026-08-14T13:24:40.385639Z","resolver_source":"raw_fallback","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:24:40.458539Z","title":"Untersuchungen zur geometrischen Optik: Einleitung in die Fehlertheorie optischer Instrumente auf Grund des Eikonalbegriffs. I, Druck der Dieterich’schen","venue":null,"work_id":"064ee935-4ea3-4fc0-bf6c-f6049a22c065","year":1905},"citing_paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-14T13:24:40.142648Z"},"links":{"citing_paper":"/paper/1908.05242"},"observation_digest":"sha256:a17dc5ad20c33e38c09ac1b4af7513460973e38e68417cc11da0df625e2c2adf","observation_id":"911731dc-df82-45d2-bd57-c98fa8d6f214","resolution":{"observed_at":"2026-08-14T13:24:40.464090Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"1908.05242","last_updated":"2019-08-14T17:07:21Z","latest_version":1,"primary_category":"physics.optics","snapshot_observed_at":"2026-08-14T13:17:36.894308Z","submitted_at":"2019-08-14T17:07:21Z","title":"On-axis diffraction-limited design of bi-parabolic singlet lenses"},"reference_resolution":{"displayed":14,"state_counts":{"malformed_identifier":2,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":1,"verified_exact":8,"verified_fuzzy":3},"total_outbound_references":14},"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":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"thesis":"As of 16 August 2026, this Paper Citation Record lists 14 of 14 outbound references and 0 inbound Pith citation observations for arXiv:1908.05242."}