{"as_of":"2026-08-19T18:35:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:48a4c4a280e97e06f59ad7bf23757589eca774116f7ed479ee7a61543faf27b4","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":"2026-08-19T06:32:44.657259+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":"2026-07-12T07:56:00.734481Z","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":"2026-07-12T07:58:38.584309Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1809.02225","last_updated":"2018-09-06T21:29:59Z","snapshot_observed_at":"2026-08-14T18:31:55.634521Z","submitted_at":"2018-09-06T21:29:59Z","title":"The Complicated Evolution of the ACIS Contamination Layer over the Mission Life of the Chandra X-ray Observatory","version":1},"cited_work":{"arxiv_id":"1809.02225","doi":null,"metadata_source":"pith","pith_arxiv_id":"1809.02225","snapshot_observed_at":"2026-07-12T07:58:38.584309Z","title":"The Complicated Evolution of the ACIS Contamination Layer over the Mission Life of the Chandra X-ray Observatory","venue":"astro-ph.IM","work_id":"42cd5e14-c3ec-469f-9ca2-c27467d3fff8","year":2018},"citing_paper":{"arxiv_id":"2607.02654","last_updated":"2026-07-02T18:00:01Z","snapshot_observed_at":"2026-08-02T08:48:50.697615Z","submitted_at":"2026-07-02T18:00:01Z","title":"The youth of the intracluster medium. I. A non-parametric characterisation of the gas and electron number density profiles of $z \\simeq 2$ protoclusters","version":1},"reference_index":73,"source":"arxiv_source","source_observed_at":"2026-07-12T07:56:00.734481Z"},"links":{"cited_paper":"/paper/1809.02225","citing_paper":"/paper/2607.02654"},"observation_digest":"sha256:23942a1c5ba2aa1bb2de1c874a43141db1640a0ce9132228e4b857f13dfc260b","observation_id":"a8632884-2985-41f7-85ad-56875f2efaa9","resolution":{"observed_at":"2026-07-12T07:58:38.586199Z","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"}}],"links":{"evidence":"/evidence","html":"/paper/1809.02225/citation-record","integrity":"/paper/1809.02225/integrity","json":"/paper/1809.02225/citation-record.json","paper":"/paper/1809.02225"},"outbound":[],"paper":{"arxiv_id":"1809.02225","last_updated":"2018-09-06T21:29:59Z","latest_version":1,"primary_category":"astro-ph.IM","snapshot_observed_at":"2026-08-14T18:31:55.634521Z","submitted_at":"2018-09-06T21:29:59Z","title":"The Complicated Evolution of the ACIS Contamination Layer over the Mission Life of the Chandra X-ray Observatory"},"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 19 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1809.02225."}