{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:Q4T5GJ72W5JODJYFKYD6BO7PE3","short_pith_number":"pith:Q4T5GJ72","schema_version":"1.0","canonical_sha256":"8727d327fab752e1a7055607e0bbef26f1a76b2c5beea95839cbfef9918cd4d6","source":{"kind":"arxiv","id":"2212.06148","version":3},"attestation_state":"computed","paper":{"title":"Breaking Rate-Distance Limitation of Measurement-Device-Independent Quantum Secret Sharing","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, Min-Gang Zhou, Wen-Bo Liu, Yao Fu, Yuan-Mei Xie, Zeng-Bing Chen","submitted_at":"2022-12-10T06:43:22Z","abstract_excerpt":"Currently most progresses on quantum secret sharing suffer from rate-distance bound, and thus the key rates are limited. In addition to the limited key rate, the technical difficulty and the corresponding cost together prevent large-scale deployment. Furthermore, the performance of most existing protocols is analyzed in the asymptotic regime without considering participant attacks. Here we report a measurement-device-independent quantum secret sharing protocol with improved key rate and transmission distance. Based on spatial multiplexing, our protocol shows it can break rate-distance bounds o"},"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":"2212.06148","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2022-12-10T06:43:22Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"e544ddd37ebdeb9ee469cb591a6d248e3d60d05e121c07fa41dac8c298f20b00","abstract_canon_sha256":"8a161651be30854f6f0a719739922ee11d0d383c5f484fd910e1f79b84a4ef66"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:57:38.471088Z","signature_b64":"AwFvw9hgtYJ+eCtQzOJxN1IL6056DghN+QqoB2BJAvUf3146/9hUurHB+iIjk5EH0V6GPc1DyTZkX+VagM0pAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8727d327fab752e1a7055607e0bbef26f1a76b2c5beea95839cbfef9918cd4d6","last_reissued_at":"2026-07-05T06:57:38.470572Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:57:38.470572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Breaking Rate-Distance Limitation of Measurement-Device-Independent Quantum Secret Sharing","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, Min-Gang Zhou, Wen-Bo Liu, Yao Fu, Yuan-Mei Xie, Zeng-Bing Chen","submitted_at":"2022-12-10T06:43:22Z","abstract_excerpt":"Currently most progresses on quantum secret sharing suffer from rate-distance bound, and thus the key rates are limited. In addition to the limited key rate, the technical difficulty and the corresponding cost together prevent large-scale deployment. Furthermore, the performance of most existing protocols is analyzed in the asymptotic regime without considering participant attacks. Here we report a measurement-device-independent quantum secret sharing protocol with improved key rate and transmission distance. Based on spatial multiplexing, our protocol shows it can break rate-distance bounds o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.06148","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.06148/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":"2212.06148","created_at":"2026-07-05T06:57:38.470637+00:00"},{"alias_kind":"arxiv_version","alias_value":"2212.06148v3","created_at":"2026-07-05T06:57:38.470637+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.06148","created_at":"2026-07-05T06:57:38.470637+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q4T5GJ72W5JO","created_at":"2026-07-05T06:57:38.470637+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q4T5GJ72W5JODJYF","created_at":"2026-07-05T06:57:38.470637+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q4T5GJ72","created_at":"2026-07-05T06:57:38.470637+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/Q4T5GJ72W5JODJYFKYD6BO7PE3","json":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3.json","graph_json":"https://pith.science/api/pith-number/Q4T5GJ72W5JODJYFKYD6BO7PE3/graph.json","events_json":"https://pith.science/api/pith-number/Q4T5GJ72W5JODJYFKYD6BO7PE3/events.json","paper":"https://pith.science/paper/Q4T5GJ72"},"agent_actions":{"view_html":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3","download_json":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3.json","view_paper":"https://pith.science/paper/Q4T5GJ72","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2212.06148&json=true","fetch_graph":"https://pith.science/api/pith-number/Q4T5GJ72W5JODJYFKYD6BO7PE3/graph.json","fetch_events":"https://pith.science/api/pith-number/Q4T5GJ72W5JODJYFKYD6BO7PE3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3/action/storage_attestation","attest_author":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3/action/author_attestation","sign_citation":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3/action/citation_signature","submit_replication":"https://pith.science/pith/Q4T5GJ72W5JODJYFKYD6BO7PE3/action/replication_record"}},"created_at":"2026-07-05T06:57:38.470637+00:00","updated_at":"2026-07-05T06:57:38.470637+00:00"}