{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:KOARCIL6KC3SYRJMJOLIGGQ6SZ","short_pith_number":"pith:KOARCIL6","schema_version":"1.0","canonical_sha256":"538111217e50b72c452c4b96831a1e965700eaf909ec50c3d12eb7e205d8b49e","source":{"kind":"arxiv","id":"1111.1511","version":1},"attestation_state":"computed","paper":{"title":"Flexible quantum private queries based on quantum key distribution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bin Liu, Fei Gao, Hui Chen, Qiao-Yan Wen","submitted_at":"2011-11-07T09:09:14Z","abstract_excerpt":"We present a flexible quantum-key-distribution-based protocol for quantum private queries. Similar to M. Jakobi et al's protocol [Phys. Rev. A 83, 022301 (2011)], it is loss tolerant, practical and robust against quantum memory attack. Furthermore, our protocol is more flexible and controllable. We show that, by adjusting the value of $\\theta$, the average number of the key bits Alice obtains can be located on any fixed value the users wanted for any database size. And the parameter $k$ is generally smaller (even $k=1$ can be achieved) when $\\theta<\\pi/4$, which implies lower complexity of bot"},"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":"1111.1511","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-07T09:09:14Z","cross_cats_sorted":[],"title_canon_sha256":"a779ed502e21067d7a6fb2975d62d8f082454a9cfa0f22af0caa52eece3d1481","abstract_canon_sha256":"41f93d7c7ffd3de1838046d959576dcb179727ab03f733f64e6fd1e1a4082520"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:44.639000Z","signature_b64":"cyncqYgaTMy3Q+S9Q4JTYdntbSU58eGtafT7+JUSnhGErmS2/mKH0Nyd14jxxOwWDWuoLpJ0iP7A5gln57zcBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"538111217e50b72c452c4b96831a1e965700eaf909ec50c3d12eb7e205d8b49e","last_reissued_at":"2026-05-18T01:59:44.638346Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:44.638346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Flexible quantum private queries based on quantum key distribution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Bin Liu, Fei Gao, Hui Chen, Qiao-Yan Wen","submitted_at":"2011-11-07T09:09:14Z","abstract_excerpt":"We present a flexible quantum-key-distribution-based protocol for quantum private queries. Similar to M. Jakobi et al's protocol [Phys. Rev. A 83, 022301 (2011)], it is loss tolerant, practical and robust against quantum memory attack. Furthermore, our protocol is more flexible and controllable. We show that, by adjusting the value of $\\theta$, the average number of the key bits Alice obtains can be located on any fixed value the users wanted for any database size. And the parameter $k$ is generally smaller (even $k=1$ can be achieved) when $\\theta<\\pi/4$, which implies lower complexity of bot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.1511","kind":"arxiv","version":1},"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":"1111.1511","created_at":"2026-05-18T01:59:44.638438+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.1511v1","created_at":"2026-05-18T01:59:44.638438+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.1511","created_at":"2026-05-18T01:59:44.638438+00:00"},{"alias_kind":"pith_short_12","alias_value":"KOARCIL6KC3S","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"KOARCIL6KC3SYRJM","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"KOARCIL6","created_at":"2026-05-18T12:26:32.869790+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/KOARCIL6KC3SYRJMJOLIGGQ6SZ","json":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ.json","graph_json":"https://pith.science/api/pith-number/KOARCIL6KC3SYRJMJOLIGGQ6SZ/graph.json","events_json":"https://pith.science/api/pith-number/KOARCIL6KC3SYRJMJOLIGGQ6SZ/events.json","paper":"https://pith.science/paper/KOARCIL6"},"agent_actions":{"view_html":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ","download_json":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ.json","view_paper":"https://pith.science/paper/KOARCIL6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.1511&json=true","fetch_graph":"https://pith.science/api/pith-number/KOARCIL6KC3SYRJMJOLIGGQ6SZ/graph.json","fetch_events":"https://pith.science/api/pith-number/KOARCIL6KC3SYRJMJOLIGGQ6SZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ/action/storage_attestation","attest_author":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ/action/author_attestation","sign_citation":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ/action/citation_signature","submit_replication":"https://pith.science/pith/KOARCIL6KC3SYRJMJOLIGGQ6SZ/action/replication_record"}},"created_at":"2026-05-18T01:59:44.638438+00:00","updated_at":"2026-05-18T01:59:44.638438+00:00"}