{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2004:JXKZHDARXBL2PFWRI5N35XBPDE","short_pith_number":"pith:JXKZHDAR","schema_version":"1.0","canonical_sha256":"4dd5938c11b857a796d1475bbedc2f192031e97cbb1309da664bbd27f4b581a9","source":{"kind":"arxiv","id":"quant-ph/0401060","version":3},"attestation_state":"computed","paper":{"title":"Quantum and Classical Message Identification via Quantum Channels","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andreas Winter","submitted_at":"2004-01-11T18:39:50Z","abstract_excerpt":"We discuss concepts of message identification in the sense of Ahlswede and Dueck via general quantum channels, extending investigations for classical channels, initial work for classical-quantum (cq) channels and \"quantum fingerprinting\".\n We show that the identification capacity of a discrete memoryless quantum channel for classical information can be larger than that for transmission; this is in contrast to all previously considered models, where it turns out to equal the common randomness capacity (equals transmission capacity in our case): in particular, for a noiseless qubit, we show the "},"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":"quant-ph/0401060","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2004-01-11T18:39:50Z","cross_cats_sorted":[],"title_canon_sha256":"9cc143eb3a28df62fc69e1508359ecdec1d8b37aad2e58a9d62f73cc8210edf9","abstract_canon_sha256":"eb5cc3aa743f956df553f29bc4bcbecc6fdbe466ba4c444ae3d276d192066169"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:03.681103Z","signature_b64":"dUtOEiwr0lTpWYzGsziCZD3QbcWozCRixISunerrg8AjpPQfMgLCl7B7Nk9yDsbHY4zj3FgY5GJ1KbCCAHs+DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4dd5938c11b857a796d1475bbedc2f192031e97cbb1309da664bbd27f4b581a9","last_reissued_at":"2026-05-18T01:05:03.680556Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:03.680556Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantum and Classical Message Identification via Quantum Channels","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andreas Winter","submitted_at":"2004-01-11T18:39:50Z","abstract_excerpt":"We discuss concepts of message identification in the sense of Ahlswede and Dueck via general quantum channels, extending investigations for classical channels, initial work for classical-quantum (cq) channels and \"quantum fingerprinting\".\n We show that the identification capacity of a discrete memoryless quantum channel for classical information can be larger than that for transmission; this is in contrast to all previously considered models, where it turns out to equal the common randomness capacity (equals transmission capacity in our case): in particular, for a noiseless qubit, we show the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0401060","kind":"arxiv","version":3},"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":"quant-ph/0401060","created_at":"2026-05-18T01:05:03.680646+00:00"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0401060v3","created_at":"2026-05-18T01:05:03.680646+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0401060","created_at":"2026-05-18T01:05:03.680646+00:00"},{"alias_kind":"pith_short_12","alias_value":"JXKZHDARXBL2","created_at":"2026-05-18T12:25:52.687210+00:00"},{"alias_kind":"pith_short_16","alias_value":"JXKZHDARXBL2PFWR","created_at":"2026-05-18T12:25:52.687210+00:00"},{"alias_kind":"pith_short_8","alias_value":"JXKZHDAR","created_at":"2026-05-18T12:25:52.687210+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/JXKZHDARXBL2PFWRI5N35XBPDE","json":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE.json","graph_json":"https://pith.science/api/pith-number/JXKZHDARXBL2PFWRI5N35XBPDE/graph.json","events_json":"https://pith.science/api/pith-number/JXKZHDARXBL2PFWRI5N35XBPDE/events.json","paper":"https://pith.science/paper/JXKZHDAR"},"agent_actions":{"view_html":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE","download_json":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE.json","view_paper":"https://pith.science/paper/JXKZHDAR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=quant-ph/0401060&json=true","fetch_graph":"https://pith.science/api/pith-number/JXKZHDARXBL2PFWRI5N35XBPDE/graph.json","fetch_events":"https://pith.science/api/pith-number/JXKZHDARXBL2PFWRI5N35XBPDE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE/action/storage_attestation","attest_author":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE/action/author_attestation","sign_citation":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE/action/citation_signature","submit_replication":"https://pith.science/pith/JXKZHDARXBL2PFWRI5N35XBPDE/action/replication_record"}},"created_at":"2026-05-18T01:05:03.680646+00:00","updated_at":"2026-05-18T01:05:03.680646+00:00"}