{"as_of":"2026-08-18T11:50:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:7332aaa447db5e8ed479257df404d2cf88150c62863e07b684eabe9f168f38e5","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":"2026-08-18T06:34:40.430872+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":"2026-07-31T18:44:16.805169Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":1,"source":"pith","source_observed_at":"2026-08-05T02:28:24.338817Z","state":"measured"}],"external_citation_measurements":[{"count":5,"observed_at":"2026-08-05T02:28:24.338817Z","source":"pith"}],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1909.07209","last_updated":"2019-09-12T11:27:28Z","snapshot_observed_at":"2026-08-05T13:22:07.149100Z","submitted_at":"2019-09-12T11:27:28Z","title":"Stochastic state estimation via incremental iterative sparse polynomial chaos based Bayesian-Gauss-Newton-Markov-Kalman filter","version":1},"cited_work":{"arxiv_id":"1909.07209","doi":"10.48550/arxiv.1909.07209","metadata_source":"pith","pith_arxiv_id":"1909.07209","snapshot_observed_at":"2026-08-05T02:49:54.815029Z","title":"Stochastic state estimation via incremental iterative sparse polynomial chaos based Bayesian-Gauss-Newton-Markov-Kalman filter","venue":"math.OC","work_id":"5d70f6bf-ec5e-4e4c-a308-6dacd693af8f","year":2019},"citing_paper":{"arxiv_id":"2607.24305","last_updated":"2026-07-27T11:48:39Z","snapshot_observed_at":"2026-08-18T08:44:52.503629Z","submitted_at":"2026-07-27T11:48:39Z","title":"Domain-Decomposition Neural Surrogates for Scalable Decentralized Ensemble Kalman Filter Based Parameter Identification in High-Dimensional Stochastic PDEs","version":1},"reference_index":44,"source":"pdf_text","source_observed_at":"2026-07-31T18:44:16.805169Z"},"links":{"cited_paper":"/paper/1909.07209","citing_paper":"/paper/2607.24305"},"observation_digest":"sha256:d8fc03159600026c7afaf2c2ceb80053cfb0a32a665ee7083f89d8800083a2ed","observation_id":"22e28958-9e26-46b7-a431-544e9168e39b","resolution":{"observed_at":"2026-07-31T18:46:25.455725Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1909.07209/citation-record","integrity":"/paper/1909.07209/integrity","json":"/paper/1909.07209/citation-record.json","paper":"/paper/1909.07209"},"outbound":[],"paper":{"arxiv_id":"1909.07209","last_updated":"2019-09-12T11:27:28Z","latest_version":1,"primary_category":"math.OC","snapshot_observed_at":"2026-08-05T13:22:07.149100Z","submitted_at":"2019-09-12T11:27:28Z","title":"Stochastic state estimation via incremental iterative sparse polynomial chaos based Bayesian-Gauss-Newton-Markov-Kalman filter"},"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":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"thesis":"As of 18 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1909.07209."}