{"schema":"https://pith.science/schemas/pith-integrity/v1.json","pith_number":"2607.16469","arxiv_id":"2607.16469","integrity":{"available":true,"endpoint":"/pith/2607.16469/integrity.json","summary":{"critical":1,"advisory":1,"informational":0,"by_detector":{"doi_compliance":{"total":2,"critical":1,"advisory":1,"informational":0}}},"clean":false,"detectors_run":[{"name":"doi_compliance","version":"1.1.0","status":"completed","ran_at":"2026-08-03T23:01:44.335441Z","findings_count":2},{"name":"doi_title_agreement","version":"1.0.0","status":"completed","ran_at":"2026-08-02T21:38:48.494086Z","findings_count":0},{"name":"ai_meta_artifact","version":"1.0.0","status":"skipped","ran_at":"2026-07-28T08:52:23.735741Z","findings_count":0},{"name":"claim_evidence","version":"1.0.0","status":"completed","ran_at":"2026-07-26T19:31:54.815553Z","findings_count":0},{"name":"cited_work_retraction","version":"1.0.0","status":"completed","ran_at":"2026-07-22T23:22:29.201137Z","findings_count":0}],"findings":[{"detector":"doi_compliance","finding_type":"unresolvable_identifier","severity":"critical","verdict_class":"cross_source","note":"Identifier '10.1214/16-aos2437' 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":"10.1214/16-aos2437","detected_arxiv_id":null,"ref_index":24,"audited_at":"2026-08-01T20:59:58.120709Z"},{"detector":"doi_compliance","finding_type":"recoverable_identifier","severity":"advisory","verdict_class":"incontrovertible","note":"DOI is split by whitespace or line breaks in the printed bibliography. Reconstructed DOI 10.1175/1520-0493(1982)110<0699:SEITEO>2.0.CO;2 resolves to 'Sampling Errors in the Estimation of Empirical Orthogonal Functions'. A reader following the printed text alone cannot reach it.","detected_doi":"10.1175/1520-0493(1982)110<0699:SEITEO>2.0.CO;2","detected_arxiv_id":null,"ref_index":27,"audited_at":"2026-08-01T20:59:58.120709Z"}],"snapshot_sha256":"63d6f5c6d9a217bf8201541bf5893cc0849f00f6a02485da3c1649b6616a5cc8"},"events":[{"event_id":16620,"event_type":"pith.integrity.v1","payload_sha256":"d62df427cacfb5409b303fc94c885b15e77b67ccba8d16055aa9c701e97e7e18","signature_b64":"Ti4oafEKVL7GhmAeV/Pcik2CY2vquFGOCXTH/N7CxFB1TAJHPO0g5twlJ7YblFedvOcsy+fBvBUCYd13x4lWCw==","signing_key_id":"pith-v1-2026-05","created_at":"2026-08-01T21:03:30.566690+00:00","payload":{"note":"DOI is split by whitespace or line breaks in the printed bibliography. Reconstructed DOI 10.1175/1520-0493(1982)110<0699:SEITEO>2.0.CO;2 resolves to 'Sampling Errors in the Estimation of Empirical Orthogonal Functions'. A reader following the printed text alone cannot reach it.","snippet":"North, G. R., Bell, T. L., Cahalan, R. F., and Moeng, F. J. (1982). Sampling errors in the estimation of empirical orthogonal functions. Monthly Weather Review, 110(7), 699--706. Available at: https://doi.org/10.1175/1520-0493(1982)110<0699","arxiv_id":"2607.16469","detector":"doi_compliance","evidence":{"ref_index":27,"verdict_class":"incontrovertible","resolved_title":"Sampling Errors in the Estimation of Empirical Orthogonal Functions","printed_excerpt":"10.1175/1520-0493(1982)110","reconstructed_doi":"10.1175/1520-0493(1982)110<0699:SEITEO>2.0.CO;2"},"severity":"advisory","ref_index":27,"audited_at":"2026-08-01T20:59:58.120709Z","event_type":"pith.integrity.v1","detected_doi":"10.1175/1520-0493(1982)110<0699:SEITEO>2.0.CO;2","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"d8133a86ffd189e14444e90db64f0c3cf06e609200147cb786415a6d4436c044","paper_version":1,"verdict_class":"incontrovertible","resolved_title":"Sampling Errors in the Estimation of Empirical Orthogonal Functions","detector_version":"1.1.0","detected_arxiv_id":null}},{"event_id":16619,"event_type":"pith.integrity.v1","payload_sha256":"623fbdf796ae985b0f5ed446be4af85394c5cf96a35818aba4de8413c925715a","signature_b64":"2Ztlg/+tj33r6bdG6UzHo9GGZ6cBnQSGrHjnwRnVStd3NYxgiuzRaquwe02lLfhvvVKZB3EI0Z7GqQWvn1VmDg==","signing_key_id":"pith-v1-2026-05","created_at":"2026-08-01T21:03:30.405843+00:00","payload":{"note":"Identifier '10.1214/16-aos2437' 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":"Koltchinskii, V. and Lounici, K. (2017). Normal approximation and concentration of spectral projectors of sample covariance. The Annals of Statistics, 45(1), 121--157. Available at: https://doi.org/10.1214/16-AOS2437","arxiv_id":"2607.16469","detector":"doi_compliance","evidence":{"doi":"10.1214/16-aos2437","arxiv_id":null,"ref_index":24,"raw_excerpt":"Koltchinskii, V. and Lounici, K. (2017). Normal approximation and concentration of spectral projectors of sample covariance. The Annals of Statistics, 45(1), 121--157. Available at: https://doi.org/10.1214/16-AOS2437","parse_status":"well_formed","verdict_class":"cross_source","checked_sources":["crossref_by_doi","openalex_by_doi","doi_org_head"],"resolution_status":"hard_miss"},"severity":"critical","ref_index":24,"audited_at":"2026-08-01T20:59:58.120709Z","event_type":"pith.integrity.v1","detected_doi":"10.1214/16-aos2437","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"unresolvable_identifier","evidence_hash":"2be83a739adb6321eaa38080b3625ecb422372823e4e92498e9be14d8ba3aa9e","paper_version":1,"verdict_class":"cross_source","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null}}],"endpoint_self":"/pith/2607.16469/integrity.json","protocol_url":"https://pith.science/pith-integrity-protocol"}