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Reconstructed DOI 10.1016/0043-1648(93)90302-3 resolves to 'Friction and wear behavior of diamond films against steel and ceramics'. A reader following the printed text alone cannot reach it.","detected_doi":"10.1016/0043-1648(93)90302-3","detected_arxiv_id":null,"ref_index":52,"audited_at":"2026-08-01T13:12:10.457502Z"},{"detector":"doi_compliance","finding_type":"unresolvable_identifier","severity":"critical","verdict_class":"cross_source","note":"Identifier '10.1016/0001-6160(84)90083-3' 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":"10.1016/0001-6160(84)90083-3","detected_arxiv_id":null,"ref_index":2,"audited_at":"2026-08-01T13:12:10.457502Z"}],"snapshot_sha256":"8675467e75550dfd1e60830b80981aeae104e093a7304da7aa0fe626f4f34fa8"},"events":[{"event_id":15851,"event_type":"pith.integrity.v1","payload_sha256":"3e7287e202b28afd3129f7040b48ad1339f3cbd549d5e74098431d4be4456881","signature_b64":"cxJth5WgYDgnf1uJbKRe3L0iT7P4Cw8cCj6GwSpqbgbDkeRC8ydRl3RnH6dPVUw+W4eZFQ4HJSdbxkf/Lzr0CQ==","signing_key_id":"pith-v1-2026-05","created_at":"2026-08-01T13:13:28.956660+00:00","payload":{"note":"DOI is split by whitespace or line breaks in the printed bibliography. Reconstructed DOI 10.1016/0043-1648(93)90302-3 resolves to 'Friction and wear behavior of diamond films against steel and ceramics'. A reader following the printed text alone cannot reach it.","snippet":"A. K. Gangopadhyay, M. A. Tamor, Friction and wear be- havior of diamond films against steel and ceramics, Wear 169 (1993) 221–229. doi:10.1016/0043-1648(93)90302- 3","arxiv_id":"2607.19239","detector":"doi_compliance","evidence":{"ref_index":52,"verdict_class":"incontrovertible","resolved_title":"Friction and wear behavior of diamond films against steel and ceramics","printed_excerpt":"10.1016/0043-1648(93)90302-","reconstructed_doi":"10.1016/0043-1648(93)90302-3"},"severity":"advisory","ref_index":52,"audited_at":"2026-08-01T13:12:10.457502Z","event_type":"pith.integrity.v1","detected_doi":"10.1016/0043-1648(93)90302-3","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"93c94153d3f385ea29fbaf28f402dc1aff2fb49fb57981b5bee53cae92ec533d","paper_version":1,"verdict_class":"incontrovertible","resolved_title":"Friction and wear behavior of diamond films against steel and ceramics","detector_version":"1.1.0","detected_arxiv_id":null}},{"event_id":15850,"event_type":"pith.integrity.v1","payload_sha256":"cb612ab3d06cc29943922c40c9b038f5b6f6cce7f14a1cb1499a7e185b30afdd","signature_b64":"hewI3hKkkIMy+oxhxWtho4MQrbShXHDMh1F0zAj24EeUnYR86VAu4ylmtVrrLSy2fMRZULtYzAup1DDB9g26DQ==","signing_key_id":"pith-v1-2026-05","created_at":"2026-08-01T13:13:28.819341+00:00","payload":{"note":"Identifier '10.1016/0001-6160(84)90083-3' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. 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