{"as_of":"2026-08-20T02:36:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:c2edb2e32970cc9dc6b75f38233657cac2a407478c7fd7f527f7e74a3d4e7100","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":12,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":12,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-19T06:32:44.657259+00:00","state":"measured"},{"denominator":12,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":12,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-16T04:30:24.167971Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"pith","source_observed_at":"2026-07-01T20:26:13.792540Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":"0805.1841","doi":null,"metadata_source":"pith","pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-07-01T20:26:13.792540Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","venue":"astro-ph","work_id":"dc58b9be-7405-4a09-8ce3-dab0c2d266cc","year":2008},"citing_paper":{"arxiv_id":"1907.07392","last_updated":"2019-07-17T08:45:51Z","snapshot_observed_at":"2026-08-02T09:31:15.190408Z","submitted_at":"2019-07-17T08:45:51Z","title":"Introduction to multi-messenger astronomy","version":1},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-05-24T20:27:49.794126Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1907.07392"},"observation_digest":"sha256:2bf5aa81344cc8d29965af869db46a5c4e1041f2f4ed52319ce93e5f34424804","observation_id":"038d2d96-b69d-49ed-9705-3fa9d4175cbc","resolution":{"observed_at":"2026-05-24T20:29:53.231608Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-14T15:12:33.022413Z","title":"In: Astron","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"1908.01615","last_updated":"2019-08-05T13:41:46Z","snapshot_observed_at":"2026-08-16T11:33:06.778341Z","submitted_at":"2019-08-05T13:41:46Z","title":"Deep learning detection of transients (ICRC-2019)","version":1},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-14T15:12:33.022413Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1908.01615"},"observation_digest":"sha256:92e3a572a7d4162953590f8a177521136460b14b20a9835673b34c67137f3c79","observation_id":"1f87e2a2-5837-4aae-98c2-2b7e679b55e4","resolution":{"observed_at":"2026-08-14T15:12:33.022413Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-14T14:30:52.366569Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"1908.03085","last_updated":"2019-08-08T14:04:08Z","snapshot_observed_at":"2026-08-19T03:08:55.302892Z","submitted_at":"2019-08-08T14:04:08Z","title":"Variability Study of Extreme Blazars with VERITAS","version":1},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-14T14:30:52.366569Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1908.03085"},"observation_digest":"sha256:251fa94ba23a48a9708ec4737f1d262f7175dc86b3d2cb48afd51fa5bf7fba3a","observation_id":"182bdb6e-0e29-448b-862e-d5ea799ffcfd","resolution":{"observed_at":"2026-08-14T14:30:52.366569Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-14T12:05:17.121893Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"1908.07717","last_updated":"2019-08-21T06:02:38Z","snapshot_observed_at":"2026-08-19T10:38:05.250176Z","submitted_at":"2019-08-21T06:02:38Z","title":"Search for very-high-energy photons from Gamma-ray bursts with HAWC","version":1},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-14T12:05:17.121893Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1908.07717"},"observation_digest":"sha256:c1819188fb8d3e231d7fed49d4fed3e92fbdb830916c5d8174755cf1934dc76b","observation_id":"62cb488f-e857-47fe-b4a7-c5f70a9e4900","resolution":{"observed_at":"2026-08-14T12:05:17.121893Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-14T10:58:19.311249Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"1908.10031","last_updated":"2019-08-27T04:54:52Z","snapshot_observed_at":"2026-08-19T16:26:18.724285Z","submitted_at":"2019-08-27T04:54:52Z","title":"Search for very-high-energy emission with HAWC from GW170817 event","version":1},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-14T10:58:19.311249Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1908.10031"},"observation_digest":"sha256:b06b7bfeaebfbaabddf1ebd086f0f8992cae27196ea6aecae0b9992bfdd72d02","observation_id":"0e733d0e-26ab-4a6b-8224-03d119aac2c4","resolution":{"observed_at":"2026-08-14T10:58:19.311249Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-14T05:10:37.123954Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"1909.01932","last_updated":"2019-09-04T16:41:19Z","snapshot_observed_at":"2026-08-15T15:05:16.096511Z","submitted_at":"2019-09-04T16:41:19Z","title":"Current constraints from cosmogenic neutrinos on the fraction of protons in UHECRs","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-14T05:10:37.123954Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/1909.01932"},"observation_digest":"sha256:a9bb0805b12252690868978ffdc0b79b61fbf3f5615eb38486ee3ec5fa19a51f","observation_id":"95331607-ba86-474e-bd64-cfee499917e0","resolution":{"observed_at":"2026-08-14T05:10:37.123954Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-09T22:17:03.597739Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2501.18860","last_updated":"2025-07-24T03:03:47Z","snapshot_observed_at":"2026-08-15T01:36:57.292383Z","submitted_at":"2025-01-31T02:42:39Z","title":"Exploring Constraints on Axion-like Particles with the Observations for blazar Mrk 501","version":2},"reference_index":60,"source":"pdf_text","source_observed_at":"2026-08-09T22:17:03.597739Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2501.18860"},"observation_digest":"sha256:0c49348bc52b3443617840a76086d822cca209a19a439be177caa03a40bb5b84","observation_id":"a6a9e68a-f01b-499a-94e8-988cb2a84c28","resolution":{"observed_at":"2026-08-09T22:17:03.597739Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-07T14:35:16.794863Z","title":", author Rodighiero , G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2505.18666","last_updated":"2025-05-24T12:01:15Z","snapshot_observed_at":"2026-08-09T20:03:03.083361Z","submitted_at":"2025-05-24T12:01:15Z","title":"BL Lacertae under the Flare of 2024: Probing Temporal and Spectral Dynamics","version":1},"reference_index":17,"source":"arxiv_source","source_observed_at":"2026-08-07T14:35:16.794863Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2505.18666"},"observation_digest":"sha256:260713ff9aa237158015c0072bdba8b580aceff4110205d2965f63e5b88d1b1c","observation_id":"3f846677-56bb-4b33-8c2d-410aa7af22fb","resolution":{"observed_at":"2026-08-07T14:35:16.794863Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":"0805.1841","doi":null,"metadata_source":"pith","pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-07-01T20:26:13.792540Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","venue":"astro-ph","work_id":"dc58b9be-7405-4a09-8ce3-dab0c2d266cc","year":2008},"citing_paper":{"arxiv_id":"2606.00249","last_updated":"2026-08-13T02:24:43Z","snapshot_observed_at":"2026-08-19T19:14:13.198334Z","submitted_at":"2026-05-29T18:29:27Z","title":"The Delta Resonance in the Neutrino Sky","version":1},"reference_index":47,"source":"arxiv_source","source_observed_at":"2026-06-28T21:02:18.735963Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2606.00249"},"observation_digest":"sha256:f6e6fc5e21c04bbc826c7048b5a622065b994cc8fa339bf63da91eb1b75985b4","observation_id":"4a4f33e5-ef9d-4893-adae-2f62f4a065b4","resolution":{"observed_at":"2026-07-01T20:26:13.793948Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":"0805.1841","doi":null,"metadata_source":"pith","pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-07-01T20:26:13.792540Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","venue":"astro-ph","work_id":"dc58b9be-7405-4a09-8ce3-dab0c2d266cc","year":2008},"citing_paper":{"arxiv_id":"2606.10292","last_updated":"2026-06-09T01:29:30Z","snapshot_observed_at":"2026-08-12T18:35:50.357081Z","submitted_at":"2026-06-09T01:29:30Z","title":"Constraints on axion-like particles from ultra-high-energy observations of M87 with the HAWC observatory","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-07-11T11:50:26.030339Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2606.10292"},"observation_digest":"sha256:77f9247e6f2a7e23ca7cbaae35dffefa0aec4cde5a965b6924e3a9c646e3a2df","observation_id":"0e4ef06c-790e-43d4-a6b3-8e35a4f8eaaf","resolution":{"observed_at":"2026-06-27T12:50:56.231122Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-01T03:56:35.696884Z","title":"Astronomy & Astrophysics , volume=","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.27658","last_updated":"2026-07-30T04:16:19Z","snapshot_observed_at":"2026-08-15T13:14:22.716553Z","submitted_at":"2026-07-30T04:16:19Z","title":"On the Blueprint of Active Galaxies Producing Neutrinos","version":1},"reference_index":172,"source":"arxiv_source","source_observed_at":"2026-08-01T03:56:35.696884Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2607.27658"},"observation_digest":"sha256:0b9690954e51d5745604cda205bb549555a8d6a7ba7a3a048e9c842a2ff9ec59","observation_id":"53960021-f1d6-42c7-a8a6-418a4fa2b444","resolution":{"observed_at":"2026-08-01T03:56:35.696884Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0805.1841","snapshot_observed_at":"2026-08-16T04:30:24.167971Z","title":"Franceschini, G","venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2608.12696","last_updated":"2026-08-13T01:19:38Z","snapshot_observed_at":"2026-08-19T06:06:22.716643Z","submitted_at":"2026-08-13T01:19:38Z","title":"An Evolving Leptonic Jet Model for Delayed Radio Flares in Neutrino Blazars","version":1},"reference_index":58,"source":"pdf_text","source_observed_at":"2026-08-16T04:30:24.167971Z"},"links":{"cited_paper":"/paper/0805.1841","citing_paper":"/paper/2608.12696"},"observation_digest":"sha256:91c0cab9489043cef097be43e33437c5c5295d8be1100ec833532d19570af857","observation_id":"e45b5cba-aeb9-4831-b024-7da5d368faf8","resolution":{"observed_at":"2026-08-16T04:30:24.167971Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/0805.1841/citation-record","integrity":"/paper/0805.1841/integrity","json":"/paper/0805.1841/citation-record.json","paper":"/paper/0805.1841"},"outbound":[],"paper":{"arxiv_id":"0805.1841","last_updated":"2008-06-16T13:04:58Z","latest_version":2,"primary_category":"astro-ph","snapshot_observed_at":"2026-08-19T19:31:02.591388Z","submitted_at":"2008-05-13T12:58:49Z","title":"The extragalactic optical-infrared background radiations, their time evolution and the cosmic photon-photon opacity"},"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":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"thesis":"As of 20 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 12 inbound Pith citation observations for arXiv:0805.1841."}