{"as_of":"2026-08-23T05:58:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:f241cd8a794bd4e7a5fbce7ecddb5f78e8bd2bd21f27a5f8b0b87e98c4aabc28","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":"2026-08-22T06:32:14.747728+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":"2026-08-02T02:43:41.650160Z","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":"2026-07-08T08:44:45.259844Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1812.09602","last_updated":"2019-01-18T02:02:11Z","snapshot_observed_at":"2026-08-14T17:39:17.587081Z","submitted_at":"2018-12-22T20:55:47Z","title":"Polluted White Dwarfs: Mixing Regions and Diffusion Timescales","version":2},"cited_work":{"arxiv_id":"1812.09602","doi":null,"metadata_source":"pith","pith_arxiv_id":"1812.09602","snapshot_observed_at":"2026-07-08T08:44:45.259844Z","title":"Polluted White Dwarfs: Mixing Regions and Diffusion Timescales","venue":"astro-ph.SR","work_id":"8916baa0-4b75-4249-95d7-95ce5f3b6bec","year":2018},"citing_paper":{"arxiv_id":"2607.06357","last_updated":"2026-07-07T14:55:15Z","snapshot_observed_at":"2026-08-14T05:04:20.406523Z","submitted_at":"2026-07-07T14:55:15Z","title":"White dwarfs within 13 pc: Insights from ultraviolet spectroscopy","version":1},"reference_index":63,"source":"arxiv_source","source_observed_at":"2026-07-11T11:50:26.030339Z"},"links":{"cited_paper":"/paper/1812.09602","citing_paper":"/paper/2607.06357"},"observation_digest":"sha256:6e3297368dedb89a8d4803421344332c23e6b12a92bd03b76e2d4ae2fef3ceb4","observation_id":"cded4eb0-e8bd-4d29-8bfd-2563bcd15489","resolution":{"observed_at":"2026-07-08T08:44:45.262527Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-22T06:32:14.747728+00:00","source":"crossref"},{"observed_at":"2026-08-22T06:32:06.552537+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1812.09602","last_updated":"2019-01-18T02:02:11Z","snapshot_observed_at":"2026-08-14T17:39:17.587081Z","submitted_at":"2018-12-22T20:55:47Z","title":"Polluted White Dwarfs: Mixing Regions and Diffusion Timescales","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1812.09602","snapshot_observed_at":"2026-08-02T02:43:41.650160Z","title":", keywords =","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.14251","last_updated":"2026-07-15T18:11:49Z","snapshot_observed_at":"2026-08-12T17:44:44.115031Z","submitted_at":"2026-07-15T18:11:49Z","title":"First planetesimals from DESI DR1: 12 highly metal-rich white dwarfs","version":1},"reference_index":144,"source":"arxiv_source","source_observed_at":"2026-08-02T02:43:41.650160Z"},"links":{"cited_paper":"/paper/1812.09602","citing_paper":"/paper/2607.14251"},"observation_digest":"sha256:330f4f6bf1ba574967b44c4470cfc12696039c01392096ce9c593f4498417257","observation_id":"0240c465-6533-47cd-bfc3-b5c8315f730d","resolution":{"observed_at":"2026-08-02T02:43:41.650160Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/1812.09602/citation-record","integrity":"/paper/1812.09602/integrity","json":"/paper/1812.09602/citation-record.json","paper":"/paper/1812.09602"},"outbound":[],"paper":{"arxiv_id":"1812.09602","last_updated":"2019-01-18T02:02:11Z","latest_version":2,"primary_category":"astro-ph.SR","snapshot_observed_at":"2026-08-14T17:39:17.587081Z","submitted_at":"2018-12-22T20:55:47Z","title":"Polluted White Dwarfs: Mixing Regions and Diffusion Timescales"},"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":"2026-08-22T06:32:14.747728+00:00","source":"crossref"},{"observed_at":"2026-08-22T06:32:06.552537+00:00","source":"retraction_watch"}],"thesis":"As of 23 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1812.09602."}