{"as_of":"2026-08-15T08:02:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:db557ea9f27ecf7d910517e29f4166aefcce03face884638c920e901a9a578a0","coverage":[{"denominator":24,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":24,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T05:22:09.379605Z","state":"measured"},{"denominator":24,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":24,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-15T06:32:42.880941+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/1909.01426/citation-record","integrity":"/paper/1909.01426/integrity","json":"/paper/1909.01426/citation-record.json","paper":"/paper/1909.01426"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.285587Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":1,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.285587Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:a64cf80f5703726491856a5e03beeac36701b18f9660ea647adddc395b123431","observation_id":"e5a8409f-5584-4132-a85d-d681cb2b83a7","resolution":{"observed_at":"2026-08-14T05:22:09.285587Z","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":"10.1063/1.1288261","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.659184Z","title":null,"venue":null,"work_id":"18df216c-b14f-404b-8d3d-9fc7006f0470","year":2000},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":2,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.290744Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:058f3af8653497ebb467b6c4cd66d420a1b23e90a82b0ac6f76c8c8c3a5e8db3","observation_id":"a85e012a-d9be-4502-902a-aa23fbf806f5","resolution":{"observed_at":"2026-08-14T05:22:09.663489Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.862750Z","title":null,"venue":null,"work_id":"7ec6de98-337b-4e51-9901-690d411ca9f8","year":2007},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":3,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.294930Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:2b70f46e26e8a6257ffd9d7881e513e005a0522f6b046bde65989f79bc9692fc","observation_id":"a2797864-d4d7-40b5-8f3d-73a8c76e0cfd","resolution":{"observed_at":"2026-08-14T05:22:09.867352Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.849760Z","title":"These identifications do not imply endorsement by the Air Force Research Laboratory, or that other materials are unsuited to these purposes","venue":null,"work_id":"1cbb0278-7010-488f-b9b7-66b7159c0fbc","year":null},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":4,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.299074Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:e07fff4414b027068229fe0df1393147ff5f873f6fdafa233c3ea9675db9bcdf","observation_id":"e7488a89-f951-4371-b055-44138a411679","resolution":{"observed_at":"2026-08-14T05:22:09.854349Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.303626Z","title":"Fortagh , author A","venue":null,"work_id":null,"year":1998},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":5,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.303626Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:4bc545c94b7d43f78f12d8ea27f06b8a148c6f1101775abf80ceff6a8750f48f","observation_id":"07e0d6d5-bb0b-4fbe-b290-8ccc0e70aaf5","resolution":{"observed_at":"2026-08-14T05:22:09.303626Z","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":"10.1002/zaac.19402450203","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T11:08:50.044864Z","title":"R \\\" u dorff \\ and\\ author H","venue":"Zeitschrift für anorganische und allgemeine Chemie","work_id":"cc3614fe-f16b-43e4-b517-c6e9fe009928","year":1940},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":6,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.307586Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:21d316e8c4ab6978fd17749d11d967b3d3e35f4e1d3a5015de8421be7660eac3","observation_id":"51930c5a-6bfe-4476-a854-f32a88b18e75","resolution":{"observed_at":"2026-08-14T05:22:09.643260Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/168032c0","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.627054Z","title":null,"venue":null,"work_id":"7ce8a588-e6cb-4002-b4d3-d6ad976e0de6","year":1951},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":7,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.311813Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:6b65848dca3293e4f901696a1ed89c3b7851a3b2d4b50734d4cd89e1252c3e1e","observation_id":"5237cb99-f7af-4f2a-9e5d-b0c0357b0b25","resolution":{"observed_at":"2026-08-14T05:22:09.631119Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.836911Z","title":null,"venue":null,"work_id":"3f7812d8-1be1-4253-9da5-fbd255b80f48","year":2002},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":8,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.316541Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:88b4382ec64576059e77ba8c7ad0b5cc18559535d61ecc5eb1a0bab90e81da7a","observation_id":"a509eadf-3ba3-4b1c-a3b9-83acc14c1b79","resolution":{"observed_at":"2026-08-14T05:22:09.840955Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2003.81168","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.733446Z","title":"Levi , author L","venue":null,"work_id":"f7914e74-5a1d-44d6-b5fe-87e608095cfc","year":2003},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":9,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.320595Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:77c4177fea7252e1040515b337440df79dfce49a6f70763fcabbebf6bbdd1ac4","observation_id":"7120fabb-329d-4230-aad0-9a1f11ac2fd2","resolution":{"observed_at":"2026-08-14T05:22:09.739509Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.823239Z","title":null,"venue":null,"work_id":"f7b077da-9e20-4aaf-a187-95a05b70c0af","year":1985},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":10,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.324161Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:93691d5fc23efbd4f429fbd0fc894fd2efdc5dbf453dcaf8b03e7dda1dcf32c7","observation_id":"94955f38-5855-4bdc-bb9b-e2eb762264f5","resolution":{"observed_at":"2026-08-14T05:22:09.827923Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1103/physrevb.40.10810","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.614269Z","title":"Jungblut \\ and\\ author E","venue":null,"work_id":"f18cef6c-92ec-47fa-afd9-b2e672d37150","year":1989},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":11,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.328075Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:8a679c6c90a6e6494a946057e887482f8b4a240743e424d072ce7a708cd1adbe","observation_id":"c9ba768e-a9ea-4839-b949-4a3672403116","resolution":{"observed_at":"2026-08-14T05:22:09.618964Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1063/1.1696444","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.601050Z","title":null,"venue":null,"work_id":"12ee271a-a3c7-4e0e-90dc-790920d08cd0","year":1965},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":12,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.331632Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:40842f0d2a82f139a8705c17bb27379bb8915b8fdbc644db3763a5dcb212d3be","observation_id":"a0001e8b-0975-4cb9-8e1d-88bae86f5a35","resolution":{"observed_at":"2026-08-14T05:22:09.605408Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1063/1.1727536","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.471199Z","title":null,"venue":null,"work_id":"2cfb6817-d77f-47bf-9494-4b24f011ced3","year":1966},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":13,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.335574Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:1d1c44a6b04ac8f9ec8ca94c297c55cd7123e87b8f2d2727d7827f5e1f192997","observation_id":"25eeb1f7-c5f4-4c5d-ab02-3f318277a6d8","resolution":{"observed_at":"2026-08-14T05:22:09.591513Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[{"edge_observation":{"observed_at":"2026-08-14T06:18:03.476132+00:00","source":"paper_reference_links","state":"open"},"event_date":"2005-01-05","event_type":"correction","notice_doi":"10.1063/1.1840517","provenance":{"observed_at":"2026-07-11T03:05:03.32567+00:00","source":"crossref","source_record_id":"10.1063/1.1840517->10.1063/1.1727536:correction"}}],"reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1063/1.1669840","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.458437Z","title":"Aronson , author F","venue":null,"work_id":"cd0d9de4-3f55-4c18-a76b-8cd25443af93","year":1968},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":14,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.339236Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:aa42968f49c9cad93de01c0b241494b8658eb64372cd93b74221ff30199fdf86","observation_id":"fe47bc0d-a1c0-4362-966e-b45187ae327a","resolution":{"observed_at":"2026-08-14T05:22:09.462745Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1016/0022-1902(59)80118-4","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.445853Z","title":"Asher ,\\ 10.1016/0022-1902(59)80118-4 journal journal J","venue":null,"work_id":"ef1bdd80-5edf-4915-97fc-277f1b8dee7f","year":1902},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":15,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.343121Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:91239769a7315f31e89b65e0e9b9039fff688f3f44319bdc48573e784a79b62e","observation_id":"1c297a0d-ebf1-4dbc-9ed4-1a506bfc0392","resolution":{"observed_at":"2026-08-14T05:22:09.450221Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.811222Z","title":"Imhof , author B","venue":null,"work_id":"da039267-d20b-43cb-9d7e-3ce2c3bca2c8","year":2017},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":16,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.347066Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:ec46f56949f005e085fc4e26c3e194eb01241a94b62441e659905567475a38e6","observation_id":"0bbfb5ca-68d2-4466-88cc-801cb31d143f","resolution":{"observed_at":"2026-08-14T05:22:09.815282Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1107/s0021889800005975","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.432228Z","title":"Ohler , author M","venue":null,"work_id":"7994140c-b62a-4dd5-849e-52b44422aec4","year":null},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":17,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.350832Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:60c2b38c0584f96e377d2736e42a1d5de362a611c9bd6f1399cd28198460c62c","observation_id":"05e3d36b-3b6b-42f6-a6e2-074a8e93b402","resolution":{"observed_at":"2026-08-14T05:22:09.436362Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.798604Z","title":"Bremer, F.J","venue":null,"work_id":"fe77743f-a3bb-408c-84fb-9f81f5b5cd6b","year":1993},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":18,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.355136Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:2f709f810dc59cbeb9687e14946978bad085f91bad435464a7cf397e91002965","observation_id":"873bffd8-fd87-4061-ba35-1c05b9d01e23","resolution":{"observed_at":"2026-08-14T05:22:09.803088Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.785444Z","title":"Stout, G.H","venue":null,"work_id":"0ad0738e-1968-49b4-bc05-7c59143a2b7d","year":1968},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":19,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.358978Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:e5ab97c6ce9466434aa64c7441bbba72f0fc93a5aeb5405093f6dee184a9caca","observation_id":"221f1e61-8cf7-43cf-8ff1-30061a81490f","resolution":{"observed_at":"2026-08-14T05:22:09.790154Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1116/1.578185","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.418168Z","title":"Ichimura \\ and\\ author M","venue":null,"work_id":"41de3b55-74d3-454c-b01d-405b8c9b9725","year":1992},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":20,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.363053Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:c725179b8519d90ec530354543eefb565708505c3d7af018702eefe67506d9e6","observation_id":"d391a138-294e-4eb4-b54a-8db5eac28c54","resolution":{"observed_at":"2026-08-14T05:22:09.423663Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.367134Z","title":"Wieman , author G","venue":null,"work_id":null,"year":1995},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":21,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.367134Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:d9adc318f06df7424db8e05bded838107a9fd70f28786a62b3b9fcb94f85213a","observation_id":"7cb1ff73-9ee0-47e2-9803-495aa1ab69ad","resolution":{"observed_at":"2026-08-14T05:22:09.367134Z","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":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T05:22:09.773763Z","title":null,"venue":null,"work_id":"576a1d1d-3a0d-4b83-8d7b-e646ed8d407c","year":2013},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":22,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.371028Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:62ae452004e944eedc28b3a1cd658618662cb111133fde9148fdea84d152e44c","observation_id":"fa3f3952-30cd-4c45-855e-61666f937c60","resolution":{"observed_at":"2026-08-14T05:22:09.777534Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.761328Z","title":"Vangeleyn , author P","venue":null,"work_id":"5d7ed070-6618-4609-9266-77e1ea6e04bf","year":2010},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":23,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.375387Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:3d94bae00c564f5c0307a7a41ce0b0de60eea394423e32f9f292ac92ad3259d0","observation_id":"eb7cba2d-fe86-497f-bb8c-7bfed9aae1df","resolution":{"observed_at":"2026-08-14T05:22:09.765478Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-14T05:22:09.747114Z","title":"Esteve ,\\ @noop journal journal Nat","venue":null,"work_id":"28a0fa6e-1768-444f-b3d3-32775b2b2116","year":2013},"citing_paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite","version":2},"reference_index":24,"source":"arxiv_source","source_observed_at":"2026-08-14T05:22:09.379605Z"},"links":{"citing_paper":"/paper/1909.01426"},"observation_digest":"sha256:e2bd7bbae96e99a992d957c81d309343ee48e99dbf21a57590061a7963609dfc","observation_id":"6c328b59-7083-4064-9572-974ec9424ed8","resolution":{"observed_at":"2026-08-14T05:22:09.751685Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"1909.01426","last_updated":"2020-03-03T21:40:40Z","latest_version":2,"primary_category":"physics.atom-ph","snapshot_observed_at":"2026-08-15T03:51:40.704882Z","submitted_at":"2019-09-03T20:05:01Z","title":"Clean, Robust Alkali Sources by Intercalation within Highly-Oriented Pyrolytic Graphite"},"reference_resolution":{"displayed":24,"state_counts":{"malformed_identifier":0,"metadata_mismatch":1,"parse_uncertain":0,"unresolved":7,"verified_exact":10,"verified_fuzzy":6},"total_outbound_references":24},"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":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 24 of 24 outbound references and 0 inbound Pith citation observations for arXiv:1909.01426."}