{"as_of":"2026-08-04T07:09:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:2ced7059113c82236b7f093e9f6b422f8d3f7572ed497392f80f67497a3116ac","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":"2026-08-04T06:34:03.388597+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":"2026-08-03T20:35:02.571182Z","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":"2026-05-19T07:27:08.725148Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1903.04657","last_updated":"2019-03-11T23:43:49Z","snapshot_observed_at":"2026-07-06T07:38:33.968966Z","submitted_at":"2019-03-11T23:43:49Z","title":"Astro2020 Science White Paper: Cosmology with a Space-Based Gravitational Wave Observatory","version":1},"cited_work":{"arxiv_id":"1903.04657","doi":null,"metadata_source":"pith","pith_arxiv_id":"1903.04657","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Astro2020 Science White Paper: Cosmology with a Space-Based Gravitational Wave Observatory","venue":"astro-ph.CO","work_id":"e84f8fc7-67d2-4bff-91f1-64f28936c0ba","year":2019},"citing_paper":{"arxiv_id":"2506.22921","last_updated":"2025-06-28T15:12:50Z","snapshot_observed_at":"2026-07-06T02:11:23.670680Z","submitted_at":"2025-06-28T15:12:50Z","title":"Statistic threshold of distinguishing the environmental effects and modified theory of gravity with multiple massive black-hole binaries","version":1},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-05-19T07:26:25.476078Z"},"links":{"cited_paper":"/paper/1903.04657","citing_paper":"/paper/2506.22921"},"observation_digest":"sha256:817ddcd1d6e24ad77b191d6783528ba82621da9b1ab910863cec555a3092025f","observation_id":"15519191-37f5-4999-a76f-d6c863a9837c","resolution":{"observed_at":"2026-05-19T07:27:08.727425Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-04T06:34:03.388597+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-04T06:34:03.388597+00:00","source":"crossref"},{"observed_at":"2026-08-04T06:33:57.428241+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1903.04657","last_updated":"2019-03-11T23:43:49Z","snapshot_observed_at":"2026-07-06T07:38:33.968966Z","submitted_at":"2019-03-11T23:43:49Z","title":"Astro2020 Science White Paper: Cosmology with a Space-Based Gravitational Wave Observatory","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1903.04657","snapshot_observed_at":"2026-08-03T20:35:02.571182Z","title":"Caldwellet al., Bull","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2511.19590","last_updated":"2025-11-24T19:00:00Z","snapshot_observed_at":"2026-08-03T20:34:56.152251Z","submitted_at":"2025-11-24T19:00:00Z","title":"Searching Stochastic Gravitational Wave Background Landscape Across Frequency Bands","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-03T20:35:02.571182Z"},"links":{"cited_paper":"/paper/1903.04657","citing_paper":"/paper/2511.19590"},"observation_digest":"sha256:599c2dd50a770f7279e001b282151bc11823e733f492c44a5154ad1fa8a96683","observation_id":"48f254b1-aa9a-483b-a589-2351ab866965","resolution":{"observed_at":"2026-08-03T20:35:02.571182Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/1903.04657/citation-record","integrity":"/paper/1903.04657/integrity","json":"/paper/1903.04657/citation-record.json","paper":"/paper/1903.04657"},"outbound":[],"paper":{"arxiv_id":"1903.04657","last_updated":"2019-03-11T23:43:49Z","latest_version":1,"primary_category":"astro-ph.CO","snapshot_observed_at":"2026-07-06T07:38:33.968966Z","submitted_at":"2019-03-11T23:43:49Z","title":"Astro2020 Science White Paper: Cosmology with a Space-Based Gravitational Wave 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":"2026-08-04T06:34:03.388597+00:00","source":"crossref"},{"observed_at":"2026-08-04T06:33:57.428241+00:00","source":"retraction_watch"}],"thesis":"As of 4 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1903.04657."}