{"as_of":"2026-08-11T08:43:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0803612ef0f4abbf01f7d9eec50c3915ad50e0e6c8cf06d93f85ed6eb3ff90d3","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":"2026-08-11T06:34:44.6726+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":"2026-05-25T03:29:21.426144Z","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":"2026-05-25T03:30:17.114240Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1208.5174","last_updated":"2012-08-25T21:52:40Z","snapshot_observed_at":"2026-07-06T02:54:21.443347Z","submitted_at":"2012-08-25T21:52:40Z","title":"Quantum limits on phase-preserving linear amplifiers","version":1},"cited_work":{"arxiv_id":"1208.5174","doi":null,"metadata_source":"pith","pith_arxiv_id":"1208.5174","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Quantum limits on phase-preserving linear amplifiers","venue":"quant-ph","work_id":"6b99d835-21f9-4fda-bf15-474dfd633163","year":2012},"citing_paper":{"arxiv_id":"2605.23528","last_updated":"2026-05-22T11:46:58Z","snapshot_observed_at":"2026-08-02T04:03:59.801846Z","submitted_at":"2026-05-22T11:46:58Z","title":"Vacuum-Triggered Instability in Paired Superradiance","version":1},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-05-25T03:29:21.426144Z"},"links":{"cited_paper":"/paper/1208.5174","citing_paper":"/paper/2605.23528"},"observation_digest":"sha256:66cfcb343df294c206df72ef0f998cdefde307698d73f2dd5ad7b4a27a68f3ee","observation_id":"ecd9f049-148a-446b-9897-bb11389cc575","resolution":{"observed_at":"2026-05-25T03:30:17.116499Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1208.5174/citation-record","integrity":"/paper/1208.5174/integrity","json":"/paper/1208.5174/citation-record.json","paper":"/paper/1208.5174"},"outbound":[],"paper":{"arxiv_id":"1208.5174","last_updated":"2012-08-25T21:52:40Z","latest_version":1,"primary_category":"quant-ph","snapshot_observed_at":"2026-07-06T02:54:21.443347Z","submitted_at":"2012-08-25T21:52:40Z","title":"Quantum limits on phase-preserving linear amplifiers"},"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":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"thesis":"As of 11 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1208.5174."}