{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:LKC6S5R2TXZJYLFRAOM7MPBNN7","short_pith_number":"pith:LKC6S5R2","schema_version":"1.0","canonical_sha256":"5a85e9763a9df29c2cb10399f63c2d6fede6c3776952fef4622a90e81636cd13","source":{"kind":"arxiv","id":"2103.14510","version":3},"attestation_state":"computed","paper":{"title":"Limitations on Uncloneable Encryption and Simultaneous One-Way-to-Hiding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"quant-ph","authors_text":"Christian Majenz, Christian Schaffner, Mehrdad Tahmasbi","submitted_at":"2021-03-26T15:12:10Z","abstract_excerpt":"We study uncloneable quantum encryption schemes for classical messages as recently proposed by Broadbent and Lord. We focus on the information-theoretic setting and give several limitations on the structure and security of these schemes: Concretely, 1) We give an explicit cloning-indistinguishable attack that succeeds with probability $\\frac12 + \\mu/16$ where $\\mu$ is related to the largest eigenvalue of the resulting quantum ciphertexts. 2) For a uniform message distribution, we partially characterize the scheme with the minimal success probability for cloning attacks. 3) Under natural symmet"},"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":"2103.14510","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2021-03-26T15:12:10Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"c3037d3e575bc5115dbbc676c387f1c91defc40bf332eb5285beb82e2a544295","abstract_canon_sha256":"d94ecc1cc69e2a4a1bab894a6580a111b6c27bd6e5dca327093b64d61c09ac96"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:29:00.303353Z","signature_b64":"IxNqJotMRTE2HMO1F7tpXiS4K6P1Lac3Ta/3iK3YaYVot4LdTyR/e8/TBu66RvMW7YrNbs7EyTReaiOcqJxpCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a85e9763a9df29c2cb10399f63c2d6fede6c3776952fef4622a90e81636cd13","last_reissued_at":"2026-07-05T03:29:00.302943Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:29:00.302943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Limitations on Uncloneable Encryption and Simultaneous One-Way-to-Hiding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"quant-ph","authors_text":"Christian Majenz, Christian Schaffner, Mehrdad Tahmasbi","submitted_at":"2021-03-26T15:12:10Z","abstract_excerpt":"We study uncloneable quantum encryption schemes for classical messages as recently proposed by Broadbent and Lord. We focus on the information-theoretic setting and give several limitations on the structure and security of these schemes: Concretely, 1) We give an explicit cloning-indistinguishable attack that succeeds with probability $\\frac12 + \\mu/16$ where $\\mu$ is related to the largest eigenvalue of the resulting quantum ciphertexts. 2) For a uniform message distribution, we partially characterize the scheme with the minimal success probability for cloning attacks. 3) Under natural symmet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.14510","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/2103.14510/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":"2103.14510","created_at":"2026-07-05T03:29:00.303005+00:00"},{"alias_kind":"arxiv_version","alias_value":"2103.14510v3","created_at":"2026-07-05T03:29:00.303005+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.14510","created_at":"2026-07-05T03:29:00.303005+00:00"},{"alias_kind":"pith_short_12","alias_value":"LKC6S5R2TXZJ","created_at":"2026-07-05T03:29:00.303005+00:00"},{"alias_kind":"pith_short_16","alias_value":"LKC6S5R2TXZJYLFR","created_at":"2026-07-05T03:29:00.303005+00:00"},{"alias_kind":"pith_short_8","alias_value":"LKC6S5R2","created_at":"2026-07-05T03:29:00.303005+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/LKC6S5R2TXZJYLFRAOM7MPBNN7","json":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7.json","graph_json":"https://pith.science/api/pith-number/LKC6S5R2TXZJYLFRAOM7MPBNN7/graph.json","events_json":"https://pith.science/api/pith-number/LKC6S5R2TXZJYLFRAOM7MPBNN7/events.json","paper":"https://pith.science/paper/LKC6S5R2"},"agent_actions":{"view_html":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7","download_json":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7.json","view_paper":"https://pith.science/paper/LKC6S5R2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2103.14510&json=true","fetch_graph":"https://pith.science/api/pith-number/LKC6S5R2TXZJYLFRAOM7MPBNN7/graph.json","fetch_events":"https://pith.science/api/pith-number/LKC6S5R2TXZJYLFRAOM7MPBNN7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7/action/storage_attestation","attest_author":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7/action/author_attestation","sign_citation":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7/action/citation_signature","submit_replication":"https://pith.science/pith/LKC6S5R2TXZJYLFRAOM7MPBNN7/action/replication_record"}},"created_at":"2026-07-05T03:29:00.303005+00:00","updated_at":"2026-07-05T03:29:00.303005+00:00"}