{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:34FTLJKUPTIH76IFHFTNHC5PY7","short_pith_number":"pith:34FTLJKU","schema_version":"1.0","canonical_sha256":"df0b35a5547cd07ff9053966d38bafc7ce2745fb8c479139da7761db3b327a76","source":{"kind":"arxiv","id":"2301.01132","version":4},"attestation_state":"computed","paper":{"title":"One-Time Universal Hashing Quantum Digital Signatures without Perfect Keys","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"quant-ph","authors_text":"Bing-Hong Li, Chen-Long Li, Hua-Lei Yin, Xiao-Yu Cao, Yao Fu, Yuan-Mei Xie, Zeng-Bing Chen","submitted_at":"2023-01-03T14:54:27Z","abstract_excerpt":"Quantum digital signatures (QDS), generating correlated bit strings among three remote parties for signatures through quantum law, can guarantee non-repudiation, authenticity, and integrity of messages. Recently, one-time universal hashing QDS framework, exploiting the quantum asymmetric encryption and universal hash functions, has been proposed to significantly improve the signature rate and ensure unconditional security by directly signing the hash value of long messages. However, similar to quantum key distribution, this framework utilizes keys with perfect secrecy by performing privacy amp"},"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":"2301.01132","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-01-03T14:54:27Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"873171ba7d82b76c418b9b4dba5181696593d0b3b324526c9149d91616a8ef70","abstract_canon_sha256":"46717f3c848f903f4b59716ebb6f325abdbadd07ce1b1e27c78e348f6fbe9ead"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:57:38.575348Z","signature_b64":"FwfA7hrYyImEpDxHm1jAiLM32dq8ZZjyEPmKNReBa5+kBluhjxCAn66thZPgO+v32adVosLWGuxx87XzOOVqBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df0b35a5547cd07ff9053966d38bafc7ce2745fb8c479139da7761db3b327a76","last_reissued_at":"2026-07-05T06:57:38.574792Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:57:38.574792Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"One-Time Universal Hashing Quantum Digital Signatures without Perfect Keys","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"quant-ph","authors_text":"Bing-Hong Li, Chen-Long Li, Hua-Lei Yin, Xiao-Yu Cao, Yao Fu, Yuan-Mei Xie, Zeng-Bing Chen","submitted_at":"2023-01-03T14:54:27Z","abstract_excerpt":"Quantum digital signatures (QDS), generating correlated bit strings among three remote parties for signatures through quantum law, can guarantee non-repudiation, authenticity, and integrity of messages. Recently, one-time universal hashing QDS framework, exploiting the quantum asymmetric encryption and universal hash functions, has been proposed to significantly improve the signature rate and ensure unconditional security by directly signing the hash value of long messages. However, similar to quantum key distribution, this framework utilizes keys with perfect secrecy by performing privacy amp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.01132","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2301.01132/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2301.01132","created_at":"2026-07-05T06:57:38.574853+00:00"},{"alias_kind":"arxiv_version","alias_value":"2301.01132v4","created_at":"2026-07-05T06:57:38.574853+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.01132","created_at":"2026-07-05T06:57:38.574853+00:00"},{"alias_kind":"pith_short_12","alias_value":"34FTLJKUPTIH","created_at":"2026-07-05T06:57:38.574853+00:00"},{"alias_kind":"pith_short_16","alias_value":"34FTLJKUPTIH76IF","created_at":"2026-07-05T06:57:38.574853+00:00"},{"alias_kind":"pith_short_8","alias_value":"34FTLJKU","created_at":"2026-07-05T06:57:38.574853+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/34FTLJKUPTIH76IFHFTNHC5PY7","json":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7.json","graph_json":"https://pith.science/api/pith-number/34FTLJKUPTIH76IFHFTNHC5PY7/graph.json","events_json":"https://pith.science/api/pith-number/34FTLJKUPTIH76IFHFTNHC5PY7/events.json","paper":"https://pith.science/paper/34FTLJKU"},"agent_actions":{"view_html":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7","download_json":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7.json","view_paper":"https://pith.science/paper/34FTLJKU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2301.01132&json=true","fetch_graph":"https://pith.science/api/pith-number/34FTLJKUPTIH76IFHFTNHC5PY7/graph.json","fetch_events":"https://pith.science/api/pith-number/34FTLJKUPTIH76IFHFTNHC5PY7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7/action/storage_attestation","attest_author":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7/action/author_attestation","sign_citation":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7/action/citation_signature","submit_replication":"https://pith.science/pith/34FTLJKUPTIH76IFHFTNHC5PY7/action/replication_record"}},"created_at":"2026-07-05T06:57:38.574853+00:00","updated_at":"2026-07-05T06:57:38.574853+00:00"}