{"as_of":"2026-07-17T17:57:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0b2e25eb5af8530dae1ae02bd4c638b473476262f562c8075eb9230c62bfa262","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":"2026-07-17T06:31:00.352745+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":"2026-05-15T11:50:20.600831Z","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":"2026-05-15T11:50:32.652273Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1903.04763","last_updated":"2019-03-12T07:40:40Z","snapshot_observed_at":"2026-07-06T07:38:36.561289Z","submitted_at":"2019-03-12T07:40:40Z","title":"Messengers from the Early Universe: Cosmic Neutrinos and Other Light Relics","version":1},"cited_work":{"arxiv_id":"1903.04763","doi":null,"metadata_source":"pith","pith_arxiv_id":"1903.04763","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Messengers from the Early Universe: Cosmic Neutrinos and Other Light Relics","venue":"astro-ph.CO","work_id":"f1cb992a-757b-49ec-a633-6e71cec969e1","year":2019},"citing_paper":{"arxiv_id":"2103.01183","last_updated":"2021-06-05T10:18:21Z","snapshot_observed_at":"2026-07-06T02:11:23.670680Z","submitted_at":"2021-03-01T18:27:48Z","title":"In the Realm of the Hubble tension $-$ a Review of Solutions","version":3},"reference_index":283,"source":"pdf_text","source_observed_at":"2026-05-15T11:50:20.600831Z"},"links":{"cited_paper":"/paper/1903.04763","citing_paper":"/paper/2103.01183"},"observation_digest":"sha256:10696a201a3a7f08f3520a8f962e5e89c5041b121bb41fb6e8d106b215efd116","observation_id":"370a29bb-d4ee-4b0e-8b1c-703e6595b108","resolution":{"observed_at":"2026-05-15T11:50:32.654722Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-07-17T06:31:00.352745+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-07-17T06:31:00.352745+00:00","source":"crossref"},{"observed_at":"2026-07-17T06:30:55.235946+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1903.04763/citation-record","integrity":"/paper/1903.04763/integrity","json":"/paper/1903.04763/citation-record.json","paper":"/paper/1903.04763"},"outbound":[],"paper":{"arxiv_id":"1903.04763","last_updated":"2019-03-12T07:40:40Z","latest_version":1,"primary_category":"astro-ph.CO","snapshot_observed_at":"2026-07-06T07:38:36.561289Z","submitted_at":"2019-03-12T07:40:40Z","title":"Messengers from the Early Universe: Cosmic Neutrinos and Other Light Relics"},"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":"2026-07-17T06:31:00.352745+00:00","source":"crossref"},{"observed_at":"2026-07-17T06:30:55.235946+00:00","source":"retraction_watch"}],"thesis":"As of 17 July 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1903.04763."}