{"as_of":"2026-08-23T21:51:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:166de51e41c5bffcfd7e32b04e0b73ec35a0666f46f54449df238f3d685d2a09","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":"2026-08-23T06:30:58.430688+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":"2026-08-14T05:58:57.181797Z","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":"2026-08-14T05:58:57.236894Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1912.08899","last_updated":"2020-05-13T07:57:33Z","snapshot_observed_at":"2026-07-06T08:45:33.880733Z","submitted_at":"2019-12-18T21:29:18Z","title":"TSSOS: A Moment-SOS hierarchy that exploits term sparsity","version":2},"cited_work":{"arxiv_id":"1912.08899","doi":null,"metadata_source":"pith","pith_arxiv_id":"1912.08899","snapshot_observed_at":"2026-08-14T05:58:57.236894Z","title":"TSSOS: A Moment-SOS hierarchy that exploits term sparsity","venue":"math.OC","work_id":"6dd59210-25f0-45ae-9f41-aac72cce87ec","year":2019},"citing_paper":{"arxiv_id":"1909.00569","last_updated":"2020-08-17T11:14:03Z","snapshot_observed_at":"2026-08-16T15:46:07.766954Z","submitted_at":"2019-09-02T07:07:37Z","title":"Sparse Noncommutative Polynomial Optimization","version":3},"reference_index":66,"source":"arxiv_source","source_observed_at":"2026-08-14T05:58:57.181797Z"},"links":{"cited_paper":"/paper/1912.08899","citing_paper":"/paper/1909.00569"},"observation_digest":"sha256:28f2ee83524debd4bd4d2718170d221d421bccde63fc7a5844c833d3206dc2ea","observation_id":"1485340f-8eeb-4526-8f85-977d23a588f4","resolution":{"observed_at":"2026-08-14T05:58:57.240667Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-23T06:30:58.430688+00:00","source":"crossref"},{"observed_at":"2026-08-23T06:30:53.778098+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1912.08899/citation-record","integrity":"/paper/1912.08899/integrity","json":"/paper/1912.08899/citation-record.json","paper":"/paper/1912.08899"},"outbound":[],"paper":{"arxiv_id":"1912.08899","last_updated":"2020-05-13T07:57:33Z","latest_version":2,"primary_category":"math.OC","snapshot_observed_at":"2026-07-06T08:45:33.880733Z","submitted_at":"2019-12-18T21:29:18Z","title":"TSSOS: A Moment-SOS hierarchy that exploits term sparsity"},"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":"2026-08-23T06:30:58.430688+00:00","source":"crossref"},{"observed_at":"2026-08-23T06:30:53.778098+00:00","source":"retraction_watch"}],"thesis":"As of 23 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1912.08899."}