{"as_of":"2026-08-08T15:42:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:c35c26c6579230c782daa8cfa2c7e6c52867ed5e0d570890e81f5189d358207d","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":"2026-08-08T06:32:00.761636+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":"2026-08-06T20:08:56.733355Z","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":"2026-08-06T20:09:02.152877Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1809.07440","last_updated":"2021-07-14T00:53:50Z","snapshot_observed_at":"2026-08-05T12:02:18.092265Z","submitted_at":"2018-09-20T00:46:31Z","title":"Notes on quasi-Polish spaces","version":2},"cited_work":{"arxiv_id":"1809.07440","doi":null,"metadata_source":"pith","pith_arxiv_id":"1809.07440","snapshot_observed_at":"2026-08-06T20:09:02.152877Z","title":"Notes on quasi-Polish spaces","venue":"math.LO","work_id":"1094417f-3ba1-4578-bc6c-b787c4ea2f3d","year":2018},"citing_paper":{"arxiv_id":"2507.04138","last_updated":"2025-07-05T19:23:27Z","snapshot_observed_at":"2026-08-06T19:52:06.730578Z","submitted_at":"2025-07-05T19:23:27Z","title":"Componentwise Polish groupoids and equivalence relations","version":1},"reference_index":6,"source":"arxiv_source","source_observed_at":"2026-08-06T20:08:56.733355Z"},"links":{"cited_paper":"/paper/1809.07440","citing_paper":"/paper/2507.04138"},"observation_digest":"sha256:363f1bc5515b00f881b18829a2f288d023e07135ceb0d80c7cb5cdb10cd659e5","observation_id":"bba888c7-a167-47eb-ad81-0e3071e708c3","resolution":{"observed_at":"2026-08-06T20:09:02.248221Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1809.07440/citation-record","integrity":"/paper/1809.07440/integrity","json":"/paper/1809.07440/citation-record.json","paper":"/paper/1809.07440"},"outbound":[],"paper":{"arxiv_id":"1809.07440","last_updated":"2021-07-14T00:53:50Z","latest_version":2,"primary_category":"math.LO","snapshot_observed_at":"2026-08-05T12:02:18.092265Z","submitted_at":"2018-09-20T00:46:31Z","title":"Notes on quasi-Polish spaces"},"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":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"thesis":"As of 8 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1809.07440."}