{"schema":"https://pith.science/schemas/pith-integrity/v1.json","pith_number":"2607.04043","arxiv_id":"2607.04043","integrity":{"available":true,"endpoint":"/pith/2607.04043/integrity.json","summary":{"critical":1,"advisory":0,"informational":0,"by_detector":{"doi_compliance":{"total":1,"critical":1,"advisory":0,"informational":0}}},"clean":false,"detectors_run":[{"name":"ai_meta_artifact","version":"1.0.0","status":"completed","ran_at":"2026-07-16T17:54:24.782929Z","findings_count":0},{"name":"doi_title_agreement","version":"1.0.0","status":"completed","ran_at":"2026-07-14T22:32:40.180090Z","findings_count":0},{"name":"doi_compliance","version":"1.0.0","status":"completed","ran_at":"2026-07-13T22:36:32.475025Z","findings_count":1},{"name":"claim_evidence","version":"1.0.0","status":"completed","ran_at":"2026-07-13T16:43:59.707047Z","findings_count":0},{"name":"cited_work_retraction","version":"1.0.0","status":"completed","ran_at":"2026-07-12T15:19:19.299218Z","findings_count":0}],"findings":[{"detector":"doi_compliance","finding_type":"unresolvable_identifier","severity":"critical","verdict_class":"cross_source","note":"Identifier '10.5555/188490.188561' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","detected_doi":"10.5555/188490.188561","detected_arxiv_id":null,"ref_index":17,"audited_at":"2026-07-11T22:16:11.617787Z"}],"snapshot_sha256":"aea0184a9bd79a627ed401aa58c86d6a0b175d04b6d59b86496069c5c101f8c9"},"events":[{"event_id":12318,"event_type":"pith.integrity.v1","payload_sha256":"6ce2187155b727ff751c5fde62c1f951afe5d0d598a3f38069a436a69e757e58","signature_b64":"YJVpCXR6RWF8ymQHXoIQ2clzpfBowObk9QfHlQkQ/rNh1IoQow3f5GtTwPmlen3D8kWvet0qzKQY7Sfzr5i/Ag==","signing_key_id":"pith-v1-2026-05","created_at":"2026-07-11T22:16:40.235434+00:00","payload":{"note":"Identifier '10.5555/188490.188561' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","snippet":"S. E. Robertson, S. Walker, Some simple effective approximations to the 2-poisson model for probabilistic weighted retrieval, in: SIGIR ’94, Springer London, London, 1994, p. 232–241. doi:10.5555/188490.188561","arxiv_id":"2607.04043","detector":"doi_compliance","evidence":{"doi":"10.5555/188490.188561","arxiv_id":null,"ref_index":17,"raw_excerpt":"S. E. Robertson, S. Walker, Some simple effective approximations to the 2-poisson model for probabilistic weighted retrieval, in: SIGIR ’94, Springer London, London, 1994, p. 232–241. doi:10.5555/188490.188561","verdict_class":"cross_source","checked_sources":["crossref_by_doi","openalex_by_doi","doi_org_head"]},"severity":"critical","ref_index":17,"audited_at":"2026-07-11T22:16:11.617787Z","event_type":"pith.integrity.v1","detected_doi":"10.5555/188490.188561","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"unresolvable_identifier","evidence_hash":"f252eae92d00b67d03c00bcfca6608a48c6463c05cb517f3731bb17eb3f64cd0","paper_version":1,"verdict_class":"cross_source","resolved_title":null,"detector_version":"1.0.0","detected_arxiv_id":null}}],"endpoint_self":"/pith/2607.04043/integrity.json","protocol_url":"https://pith.science/pith-integrity-protocol"}