{"as_of":"2026-08-21T15:44:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:22ac848c872acb038967029da060cc2eb36940572ca5a63bfae2f3497b259cb9","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":"2026-08-21T06:32:19.484+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":"2026-08-01T06:48:03.486789Z","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":"2106.11468","last_updated":"2021-06-22T01:08:56Z","snapshot_observed_at":"2026-08-16T18:15:29.456805Z","submitted_at":"2021-06-22T01:08:56Z","title":"Unsupervised identification of Floquet topological phase boundaries","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2106.11468","snapshot_observed_at":"2026-08-01T06:48:03.486789Z","title":"Identifying deepfake videos with optical flow and biological signals.arXiv:2106.11468,","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.21776","last_updated":"2026-07-23T19:47:15Z","snapshot_observed_at":"2026-08-18T03:24:31.390415Z","submitted_at":"2026-07-23T19:47:15Z","title":"Physiological Signals as a Forensic Modality for Talking-Face Deepfake Detection","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-01T06:48:03.486789Z"},"links":{"cited_paper":"/paper/2106.11468","citing_paper":"/paper/2607.21776"},"observation_digest":"sha256:7da5700f06c0c7fde91ba3aab22039e2fb432aaef1553a4e42a920492a1cc325","observation_id":"fcefb468-d3e6-433c-83e7-b2bf7ba7eecc","resolution":{"observed_at":"2026-08-01T06:48:03.486789Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2106.11468/citation-record","integrity":"/paper/2106.11468/integrity","json":"/paper/2106.11468/citation-record.json","paper":"/paper/2106.11468"},"outbound":[],"paper":{"arxiv_id":"2106.11468","last_updated":"2021-06-22T01:08:56Z","latest_version":1,"primary_category":"cond-mat.mes-hall","snapshot_observed_at":"2026-08-16T18:15:29.456805Z","submitted_at":"2021-06-22T01:08:56Z","title":"Unsupervised identification of Floquet topological phase boundaries"},"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":"2026-08-21T06:32:19.484+00:00","source":"crossref"},{"observed_at":"2026-08-21T06:32:16.066871+00:00","source":"retraction_watch"}],"thesis":"As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2106.11468."}