{"as_of":"2026-08-09T23:39:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:007453c3e798e5eaa85e7d385e0a4988bba760ac1672859d8bd571eeeae0ca7c","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":3,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":3,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-09T06:31:02.800959+00:00","state":"measured"},{"denominator":3,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":3,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-08T00:30:21.818547Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2108.04255","last_updated":"2021-11-30T13:53:42Z","snapshot_observed_at":"2026-07-06T11:36:51.185628Z","submitted_at":"2021-08-09T18:00:03Z","title":"Birth of the ELMs: a ZTF survey for evolved cataclysmic variables turning into extremely low-mass white dwarfs","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2108.04255","snapshot_observed_at":"2026-08-01T02:17:55.332161Z","title":", keywords =","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.25557","last_updated":"2026-07-28T10:38:17Z","snapshot_observed_at":"2026-08-02T08:39:12.765472Z","submitted_at":"2026-07-28T10:38:17Z","title":"V407 Vul: a triple star system with an AM CVn detectable by gravitational wave observatories","version":1},"reference_index":165,"source":"arxiv_source","source_observed_at":"2026-08-01T02:17:55.332161Z"},"links":{"cited_paper":"/paper/2108.04255","citing_paper":"/paper/2607.25557"},"observation_digest":"sha256:80f5bd7880e89ce9c963680fbeee31d884e86d619414e35010f3e106f1869378","observation_id":"b668c2bb-ad00-46b9-b0c4-e54f10b0b8a6","resolution":{"observed_at":"2026-08-01T02:17:55.332161Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2108.04255","last_updated":"2021-11-30T13:53:42Z","snapshot_observed_at":"2026-07-06T11:36:51.185628Z","submitted_at":"2021-08-09T18:00:03Z","title":"Birth of the ELMs: a ZTF survey for evolved cataclysmic variables turning into extremely low-mass white dwarfs","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2108.04255","snapshot_observed_at":"2026-07-31T22:10:39.343179Z","title":", keywords =","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.27960","last_updated":"2026-07-30T10:07:49Z","snapshot_observed_at":"2026-08-09T11:44:13.621747Z","submitted_at":"2026-07-30T10:07:49Z","title":"SRG/eROSITA X-ray selected cataclysmic variable candidates observed in SDSS-V DR20","version":1},"reference_index":3,"source":"arxiv_source","source_observed_at":"2026-07-31T22:10:39.343179Z"},"links":{"cited_paper":"/paper/2108.04255","citing_paper":"/paper/2607.27960"},"observation_digest":"sha256:e67da134e0cbe344c36651caa6a8201fc76e0031ea2acb2ea63cf6bd0b5e9b99","observation_id":"f82716d6-ee49-405b-9e95-aad37ab7b094","resolution":{"observed_at":"2026-07-31T22:10:39.343179Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2108.04255","last_updated":"2021-11-30T13:53:42Z","snapshot_observed_at":"2026-07-06T11:36:51.185628Z","submitted_at":"2021-08-09T18:00:03Z","title":"Birth of the ELMs: a ZTF survey for evolved cataclysmic variables turning into extremely low-mass white dwarfs","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2108.04255","snapshot_observed_at":"2026-08-08T00:30:21.818547Z","title":", keywords =","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2608.04179","last_updated":"2026-08-04T19:37:16Z","snapshot_observed_at":"2026-08-09T18:16:15.349850Z","submitted_at":"2026-08-04T19:37:16Z","title":"A survey of ultra-compact high-state AM CVn binaries with ZTF and Gaia: New discoveries and observational constraints on Galactic space density","version":1},"reference_index":6,"source":"arxiv_source","source_observed_at":"2026-08-08T00:30:21.818547Z"},"links":{"cited_paper":"/paper/2108.04255","citing_paper":"/paper/2608.04179"},"observation_digest":"sha256:5150115c2461589f8380aa92bd24a710c81d2ada4b94d17410145274549b46cf","observation_id":"ffc51660-4e43-4d9f-b49f-d6f52f0bed2b","resolution":{"observed_at":"2026-08-08T00:30:21.818547Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2108.04255/citation-record","integrity":"/paper/2108.04255/integrity","json":"/paper/2108.04255/citation-record.json","paper":"/paper/2108.04255"},"outbound":[],"paper":{"arxiv_id":"2108.04255","last_updated":"2021-11-30T13:53:42Z","latest_version":3,"primary_category":"astro-ph.SR","snapshot_observed_at":"2026-07-06T11:36:51.185628Z","submitted_at":"2021-08-09T18:00:03Z","title":"Birth of the ELMs: a ZTF survey for evolved cataclysmic variables turning into extremely low-mass white dwarfs"},"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":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"thesis":"As of 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2108.04255."}