{"as_of":"2026-08-18T11:51:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:4a82ea4c933221ef41136680e666904e03dbaff85d776c92b873f7cd4e04068e","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":4,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":4,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-18T06:34:40.430872+00:00","state":"measured"},{"denominator":4,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":4,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-15T22:04:07.609945Z","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":71,"observed_at":"2026-08-05T02:28:24.338817Z","source":"pith"}],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1311.5240","last_updated":"2013-11-20T21:16:21Z","snapshot_observed_at":"2026-08-14T23:54:32.109219Z","submitted_at":"2013-11-20T21:16:21Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1311.5240","snapshot_observed_at":"2026-08-15T22:04:07.609945Z","title":"Penlab: A matlab solver for nonlinear semidefinite optimization","venue":null,"work_id":null,"year":2013},"citing_paper":{"arxiv_id":"2505.08559","last_updated":"2025-05-13T13:34:32Z","snapshot_observed_at":"2026-08-15T21:49:34.047623Z","submitted_at":"2025-05-13T13:34:32Z","title":"Synthesis of safety certificates for discrete-time uncertain systems via convex optimization","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-15T22:04:07.609945Z"},"links":{"cited_paper":"/paper/1311.5240","citing_paper":"/paper/2505.08559"},"observation_digest":"sha256:6f9f8d155c308dc990c62b5d9c0fe013b9db0083d4429003a97282cd9842530b","observation_id":"635685ae-dd16-4b03-8616-48c50b946891","resolution":{"observed_at":"2026-08-15T22:04:07.609945Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1311.5240","last_updated":"2013-11-20T21:16:21Z","snapshot_observed_at":"2026-08-14T23:54:32.109219Z","submitted_at":"2013-11-20T21:16:21Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1311.5240","snapshot_observed_at":"2026-08-06T20:03:41.343486Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization,","venue":null,"work_id":null,"year":2013},"citing_paper":{"arxiv_id":"2507.03992","last_updated":"2025-07-05T10:45:01Z","snapshot_observed_at":"2026-08-18T07:26:12.877168Z","submitted_at":"2025-07-05T10:45:01Z","title":"Scalable Learning of High-Dimensional Demonstrations with Composition of Linear Parameter Varying Dynamical Systems","version":1},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-06T20:03:41.343486Z"},"links":{"cited_paper":"/paper/1311.5240","citing_paper":"/paper/2507.03992"},"observation_digest":"sha256:167480b1f0858b6c8b5879ac0a7c4b6fdc56f0e53df75599ac62e6f2d9ddc040","observation_id":"44fa18fa-345c-4c1b-85d9-d63ae71de668","resolution":{"observed_at":"2026-08-06T20:03:41.343486Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1311.5240","last_updated":"2013-11-20T21:16:21Z","snapshot_observed_at":"2026-08-14T23:54:32.109219Z","submitted_at":"2013-11-20T21:16:21Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization","version":1},"cited_work":{"arxiv_id":"1311.5240","doi":"10.48550/arxiv.1311.5240","metadata_source":"pith","pith_arxiv_id":"1311.5240","snapshot_observed_at":"2026-08-05T02:49:54.815029Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization","venue":"math.OC","work_id":"06cfe040-cb87-47c6-bb4a-7f44ce0b8afd","year":2013},"citing_paper":{"arxiv_id":"2602.02394","last_updated":"2026-04-13T12:55:51Z","snapshot_observed_at":"2026-07-06T22:44:09.804048Z","submitted_at":"2026-02-02T17:56:01Z","title":"On the Practical Implementation of a Sequential Quadratic Programming Algorithm for Nonconvex Sum-of-squares Problems","version":2},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-05-16T08:12:27.427842Z"},"links":{"cited_paper":"/paper/1311.5240","citing_paper":"/paper/2602.02394"},"observation_digest":"sha256:1cce0f82474e774a051a7d82c4bda50e127baba18f235b2b88553d7f3855a092","observation_id":"2e832182-335c-49d0-99ba-5c57c852bc2c","resolution":{"observed_at":"2026-05-16T08:12:35.344713Z","resolver_source":"local_arxiv","status":"verified_exact"},"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":"2026-08-08T15:08:23.998036+00:00","source":"crossref_status_cache"},{"observed_at":"2026-08-08T15:08:23.998036+00:00","source":"openalex_status_cache"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1311.5240","last_updated":"2013-11-20T21:16:21Z","snapshot_observed_at":"2026-08-14T23:54:32.109219Z","submitted_at":"2013-11-20T21:16:21Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1311.5240","snapshot_observed_at":"2026-07-31T10:25:01.420880Z","title":"doi:10.48550/arXiv.1311.5240 , urldate =","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.28353","last_updated":"2026-07-30T15:22:31Z","snapshot_observed_at":"2026-08-09T18:53:02.257727Z","submitted_at":"2026-07-30T15:22:31Z","title":"Input-to-state Stable Approximate Nonlinear Model Predictive Control with Realtime Feasibility","version":1},"reference_index":163,"source":"arxiv_source","source_observed_at":"2026-07-31T10:25:01.420880Z"},"links":{"cited_paper":"/paper/1311.5240","citing_paper":"/paper/2607.28353"},"observation_digest":"sha256:7e98b70f583b97e8d84b0c7878369d050333f68aaab83be1ea5f5673f950da8e","observation_id":"09685c74-a8ab-442b-a54c-7cc4482d9076","resolution":{"observed_at":"2026-07-31T10:25:01.420880Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/1311.5240/citation-record","integrity":"/paper/1311.5240/integrity","json":"/paper/1311.5240/citation-record.json","paper":"/paper/1311.5240"},"outbound":[],"paper":{"arxiv_id":"1311.5240","last_updated":"2013-11-20T21:16:21Z","latest_version":1,"primary_category":"math.OC","snapshot_observed_at":"2026-08-14T23:54:32.109219Z","submitted_at":"2013-11-20T21:16:21Z","title":"PENLAB: A MATLAB solver for nonlinear semidefinite optimization"},"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 4 inbound Pith citation observations for arXiv:1311.5240."}