{"as_of":"2026-08-20T17:26:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:acd42105658484c49274ac1a03ba68a41f04a4a4ca9a69535ec458d2256c2292","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":1,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":1,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-20T06:33:59.587034+00:00","state":"measured"},{"denominator":1,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":1,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T11:07:33.265971Z","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":"2026-08-14T11:07:33.735983Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1902.03875","last_updated":"2019-02-11T13:55:00Z","snapshot_observed_at":"2026-08-20T05:50:00.737662Z","submitted_at":"2019-02-11T13:55:00Z","title":"Zenith angle dependence of the cosmic ray rate as measured with Imaging air-Cherenkov Telescopes","version":1},"cited_work":{"arxiv_id":"1902.03875","doi":null,"metadata_source":"pith","pith_arxiv_id":"1902.03875","snapshot_observed_at":"2026-08-14T11:07:33.735983Z","title":"Zenith angle dependence of the cosmic ray rate as measured with Imaging air-Cherenkov Telescopes","venue":"astro-ph.IM","work_id":"199beae7-9480-45c1-afd7-581cf9d7ec38","year":2019},"citing_paper":{"arxiv_id":"1908.09770","last_updated":"2019-08-26T16:13:28Z","snapshot_observed_at":"2026-08-20T05:46:21.878179Z","submitted_at":"2019-08-26T16:13:28Z","title":"FACT -- Multi-wavelength analysis of more than 30 flares of Mrk 421","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-14T11:07:33.265971Z"},"links":{"cited_paper":"/paper/1902.03875","citing_paper":"/paper/1908.09770"},"observation_digest":"sha256:39a50b0c73ba036c34275bd1fa82fbcad18fed6c2414b123b8fa7befd5dfb102","observation_id":"2fb70026-f33b-4b46-8fd5-a6e1e3cb6edf","resolution":{"observed_at":"2026-08-14T11:07:33.741842Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1902.03875/citation-record","integrity":"/paper/1902.03875/integrity","json":"/paper/1902.03875/citation-record.json","paper":"/paper/1902.03875"},"outbound":[],"paper":{"arxiv_id":"1902.03875","last_updated":"2019-02-11T13:55:00Z","latest_version":1,"primary_category":"astro-ph.IM","snapshot_observed_at":"2026-08-20T05:50:00.737662Z","submitted_at":"2019-02-11T13:55:00Z","title":"Zenith angle dependence of the cosmic ray rate as measured with Imaging air-Cherenkov Telescopes"},"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":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"thesis":"As of 20 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1902.03875."}