{"as_of":"2026-08-05T04:51:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:802464be1cd489c18bb9cfbfd778c8f9c47a667dca70dfb9a488c131c57859b6","coverage":[{"denominator":0,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":2,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":2,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-04T06:34:03.388597+00:00","state":"measured"},{"denominator":2,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":2,"source":"paper_references, paper_reference_links","source_observed_at":"2026-07-11T11:50:26.030339Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":1,"source":"pith","source_observed_at":"2026-08-05T02:28:24.338817Z","state":"measured"}],"external_citation_measurements":[{"count":124,"observed_at":"2026-08-05T02:28:24.338817Z","source":"pith"}],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1209.5398","last_updated":"2012-09-24T20:00:21Z","snapshot_observed_at":"2026-07-06T02:56:13.468652Z","submitted_at":"2012-09-24T20:00:21Z","title":"Constraining the fraction of Compton-thick AGN in the Universe by modelling the diffuse X-ray background spectrum","version":1},"cited_work":{"arxiv_id":"1209.5398","doi":"10.1051/0004-6361/201219387","metadata_source":"pith","pith_arxiv_id":"1209.5398","snapshot_observed_at":"2026-08-05T02:49:54.815029Z","title":"Constraining the fraction of Compton-thick AGN in the Universe by modelling the diffuse X-ray background spectrum","venue":"astro-ph.HE","work_id":"fbc711dc-532f-4f56-9ea1-0ab86a4fc14d","year":2012},"citing_paper":{"arxiv_id":"2605.17547","last_updated":"2026-05-17T17:01:24Z","snapshot_observed_at":"2026-07-06T23:28:30.942078Z","submitted_at":"2026-05-17T17:01:24Z","title":"Population synthesis of active galactic nuclei based on the radiation-regulated unification model","version":1},"reference_index":21,"source":"arxiv_source","source_observed_at":"2026-07-11T11:50:26.030339Z"},"links":{"cited_paper":"/paper/1209.5398","citing_paper":"/paper/2605.17547"},"observation_digest":"sha256:466a43022bc64cacae214a910b81736a52c3e3e1d0fbe5542410ac9fa7f50fa9","observation_id":"0f97ed80-d2a7-4139-a90d-cb1afeb02e0e","resolution":{"observed_at":"2026-05-19T22:42:50.139772Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-04T06:34:03.388597+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-04T06:34:03.388597+00:00","source":"crossref"},{"observed_at":"2026-05-23T09:53:13.997344+00:00","source":"crossref_status_cache"},{"observed_at":"2026-05-23T09:53:13.997344+00:00","source":"openalex_status_cache"},{"observed_at":"2026-08-04T06:33:57.428241+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1209.5398","last_updated":"2012-09-24T20:00:21Z","snapshot_observed_at":"2026-07-06T02:56:13.468652Z","submitted_at":"2012-09-24T20:00:21Z","title":"Constraining the fraction of Compton-thick AGN in the Universe by modelling the diffuse X-ray background spectrum","version":1},"cited_work":{"arxiv_id":"1209.5398","doi":"10.1051/0004-6361/201219387","metadata_source":"pith","pith_arxiv_id":"1209.5398","snapshot_observed_at":"2026-08-05T02:49:54.815029Z","title":"Constraining the fraction of Compton-thick AGN in the Universe by modelling the diffuse X-ray background spectrum","venue":"astro-ph.HE","work_id":"fbc711dc-532f-4f56-9ea1-0ab86a4fc14d","year":2012},"citing_paper":{"arxiv_id":"2606.12076","last_updated":"2026-06-10T13:41:54Z","snapshot_observed_at":"2026-07-06T02:11:23.670680Z","submitted_at":"2026-06-10T13:41:54Z","title":"X-ray luminosity function of Compton-thick AGN in the early Universe (z > 3). Robustness and biases of the CTK population","version":1},"reference_index":12,"source":"arxiv_source","source_observed_at":"2026-06-27T09:31:03.142220Z"},"links":{"cited_paper":"/paper/1209.5398","citing_paper":"/paper/2606.12076"},"observation_digest":"sha256:cef20a59ca3740591d4e92d67565b379ad529449427fa81d0f6a7bba0e78f691","observation_id":"3e843533-753f-4890-a2fe-28a2df5f80c6","resolution":{"observed_at":"2026-07-03T11:28:04.848196Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-04T06:34:03.388597+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-04T06:34:03.388597+00:00","source":"crossref"},{"observed_at":"2026-05-23T09:53:13.997344+00:00","source":"crossref_status_cache"},{"observed_at":"2026-05-23T09:53:13.997344+00:00","source":"openalex_status_cache"},{"observed_at":"2026-08-04T06:33:57.428241+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1209.5398/citation-record","integrity":"/paper/1209.5398/integrity","json":"/paper/1209.5398/citation-record.json","paper":"/paper/1209.5398"},"outbound":[],"paper":{"arxiv_id":"1209.5398","last_updated":"2012-09-24T20:00:21Z","latest_version":1,"primary_category":"astro-ph.HE","snapshot_observed_at":"2026-07-06T02:56:13.468652Z","submitted_at":"2012-09-24T20:00:21Z","title":"Constraining the fraction of Compton-thick AGN in the Universe by modelling the diffuse X-ray background spectrum"},"reference_resolution":{"displayed":0,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":0,"verified_exact":0,"verified_fuzzy":0},"total_outbound_references":0},"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":"2026-08-04T06:34:03.388597+00:00","source":"crossref"},{"observed_at":"2026-08-04T06:33:57.428241+00:00","source":"retraction_watch"}],"thesis":"As of 5 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1209.5398."}