{"as_of":"2026-08-16T21:23:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:8d389f2e56bd6dbcc2edd9ffa0a7a448c6153afc830032490882594dc170b49f","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":"2026-08-16T06:30:59.297886+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":"2026-08-15T14:18:43.188675Z","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":"2026-08-15T14:18:50.851643Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2102.05617","last_updated":"2021-02-10T18:22:06Z","snapshot_observed_at":"2026-08-16T18:46:24.762033Z","submitted_at":"2021-02-10T18:22:06Z","title":"Ultra-low-power second-order nonlinear optics on a chip","version":1},"cited_work":{"arxiv_id":"2102.05617","doi":null,"metadata_source":"pith","pith_arxiv_id":"2102.05617","snapshot_observed_at":"2026-08-15T14:18:50.851643Z","title":"Ultra-low-power second-order nonlinear optics on a chip","venue":"physics.optics","work_id":"238f6c8b-bff3-4e8e-b720-20f0aa446762","year":2021},"citing_paper":{"arxiv_id":"2608.13218","last_updated":"2026-08-13T13:21:51Z","snapshot_observed_at":"2026-08-16T21:11:45.981758Z","submitted_at":"2026-08-13T13:21:51Z","title":"Heterogeneously Integrated Squeezed-Light Generation and Detection on a Single Photonic Chip","version":1},"reference_index":78,"source":"arxiv_source","source_observed_at":"2026-08-15T14:18:43.188675Z"},"links":{"cited_paper":"/paper/2102.05617","citing_paper":"/paper/2608.13218"},"observation_digest":"sha256:b021f12bfa58feab7c3fb1bbd3be05987b0f7acd6d8fc6aea752906395143457","observation_id":"fbebc02d-1b99-45d7-ae09-5784d50ebada","resolution":{"observed_at":"2026-08-15T14:18:50.917035Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2102.05617/citation-record","integrity":"/paper/2102.05617/integrity","json":"/paper/2102.05617/citation-record.json","paper":"/paper/2102.05617"},"outbound":[],"paper":{"arxiv_id":"2102.05617","last_updated":"2021-02-10T18:22:06Z","latest_version":1,"primary_category":"physics.optics","snapshot_observed_at":"2026-08-16T18:46:24.762033Z","submitted_at":"2021-02-10T18:22:06Z","title":"Ultra-low-power second-order nonlinear optics on a chip"},"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":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"thesis":"As of 16 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2102.05617."}