{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:5F56BIF3PBO3DL5G6JOF2FNGUG","short_pith_number":"pith:5F56BIF3","schema_version":"1.0","canonical_sha256":"e97be0a0bb785db1afa6f25c5d15a6a1a714fd10af1273e61167d4d22dcd8f51","source":{"kind":"arxiv","id":"1805.12333","version":2},"attestation_state":"computed","paper":{"title":"False-Accept/False-Reject Trade-offs in Biometric Authentication Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Neri Merhav","submitted_at":"2018-05-31T06:13:31Z","abstract_excerpt":"Biometric authentication systems, based on secret key generation, work as follows. In the enrollment stage, an individual provides a biometric signal that is mapped into a secret key and a helper message, the former being prepared to become available to the system at a later time (for authentication), and the latter is stored in a public database. When an authorized user requests authentication, claiming his/her identity as one of the subscribers, he/she has to provide a biometric signal again, and then the system, which retrieves also the helper message of the claimed subscriber, produces an "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1805.12333","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-05-31T06:13:31Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"35b4c0b791567fbb0b2b5b5482092128808f17bfc0a64c04e81cb29c6daec36b","abstract_canon_sha256":"8e3189b31573a4f5fa9b0ef2d08e672616380dbe8ca45995154e5e0ab1aa67eb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:21.157775Z","signature_b64":"x4G5xc4uRQskV5kI1xnvA2dDTpd0yNzdBby/42wvFxC1355x+oJ0Co29M6Kf4XewcRmQQZbxNyI8jhtot3c9CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e97be0a0bb785db1afa6f25c5d15a6a1a714fd10af1273e61167d4d22dcd8f51","last_reissued_at":"2026-05-18T00:14:21.157309Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:21.157309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"False-Accept/False-Reject Trade-offs in Biometric Authentication Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Neri Merhav","submitted_at":"2018-05-31T06:13:31Z","abstract_excerpt":"Biometric authentication systems, based on secret key generation, work as follows. In the enrollment stage, an individual provides a biometric signal that is mapped into a secret key and a helper message, the former being prepared to become available to the system at a later time (for authentication), and the latter is stored in a public database. When an authorized user requests authentication, claiming his/her identity as one of the subscribers, he/she has to provide a biometric signal again, and then the system, which retrieves also the helper message of the claimed subscriber, produces an "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.12333","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1805.12333","created_at":"2026-05-18T00:14:21.157382+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.12333v2","created_at":"2026-05-18T00:14:21.157382+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.12333","created_at":"2026-05-18T00:14:21.157382+00:00"},{"alias_kind":"pith_short_12","alias_value":"5F56BIF3PBO3","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"5F56BIF3PBO3DL5G","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"5F56BIF3","created_at":"2026-05-18T12:32:08.215937+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG","json":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG.json","graph_json":"https://pith.science/api/pith-number/5F56BIF3PBO3DL5G6JOF2FNGUG/graph.json","events_json":"https://pith.science/api/pith-number/5F56BIF3PBO3DL5G6JOF2FNGUG/events.json","paper":"https://pith.science/paper/5F56BIF3"},"agent_actions":{"view_html":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG","download_json":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG.json","view_paper":"https://pith.science/paper/5F56BIF3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.12333&json=true","fetch_graph":"https://pith.science/api/pith-number/5F56BIF3PBO3DL5G6JOF2FNGUG/graph.json","fetch_events":"https://pith.science/api/pith-number/5F56BIF3PBO3DL5G6JOF2FNGUG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG/action/storage_attestation","attest_author":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG/action/author_attestation","sign_citation":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG/action/citation_signature","submit_replication":"https://pith.science/pith/5F56BIF3PBO3DL5G6JOF2FNGUG/action/replication_record"}},"created_at":"2026-05-18T00:14:21.157382+00:00","updated_at":"2026-05-18T00:14:21.157382+00:00"}