{"as_of":"2026-08-04T22:03:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:bdf3bcd4e0e5fcb0e70f2b289b8ff49f57cb3f2e2cb7bb0f7598cea48cc148b6","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":"2026-08-04T06:34:03.388597+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":"2026-05-23T07:44:28.588742Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"arxiv_reference","source_observed_at":"2026-05-23T07:45:28.989424Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2107.11679","last_updated":"2021-07-24T20:11:46Z","snapshot_observed_at":"2026-07-06T11:32:10.067773Z","submitted_at":"2021-07-24T20:11:46Z","title":"Reasoning about Recursive Quantum Programs","version":1},"cited_work":{"arxiv_id":"2107.11679","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2107.11679","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":null,"venue":null,"work_id":"c15b8fb5-e86a-4b5d-b4d1-b1b2213b68a6","year":2021},"citing_paper":{"arxiv_id":"2412.09869","last_updated":"2026-04-18T07:13:19Z","snapshot_observed_at":"2026-08-04T19:51:22.137171Z","submitted_at":"2024-12-13T05:28:19Z","title":"A Practical Quantum Hoare Logic with Classical Variables, I","version":4},"reference_index":55,"source":"pdf_text","source_observed_at":"2026-05-23T07:44:28.588742Z"},"links":{"cited_paper":"/paper/2107.11679","citing_paper":"/paper/2412.09869"},"observation_digest":"sha256:cda269715b93a00f5ac6984514ec5a07ea12da9fe5c5584383c073a6bd8397da","observation_id":"76df4262-2aa4-4546-b8eb-6426976f9fa6","resolution":{"observed_at":"2026-05-23T07:45:28.991944Z","resolver_source":"arxiv_id","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"}}],"links":{"evidence":"/evidence","html":"/paper/2107.11679/citation-record","integrity":"/paper/2107.11679/integrity","json":"/paper/2107.11679/citation-record.json","paper":"/paper/2107.11679"},"outbound":[],"paper":{"arxiv_id":"2107.11679","last_updated":"2021-07-24T20:11:46Z","latest_version":1,"primary_category":"cs.LO","snapshot_observed_at":"2026-07-06T11:32:10.067773Z","submitted_at":"2021-07-24T20:11:46Z","title":"Reasoning about Recursive Quantum Programs"},"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 1 inbound Pith citation observation for arXiv:2107.11679."}