{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:KE4ISBNHDFJZICH5YZAQKNIGYC","short_pith_number":"pith:KE4ISBNH","canonical_record":{"source":{"id":"1507.01625","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-06T21:26:39Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"605f787256308d6116f6627346eb9b669c9e1679e8f5d2d443862a6f441062cc","abstract_canon_sha256":"e313e86691bace08c8bebb6f3b7f219c7a06ae3ae969c0c3087a414c5d1f1d32"},"schema_version":"1.0"},"canonical_sha256":"51388905a719539408fdc641053506c09ea35c235ee0b41e832d7e900bbfb66f","source":{"kind":"arxiv","id":"1507.01625","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.01625","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"arxiv_version","alias_value":"1507.01625v1","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.01625","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"pith_short_12","alias_value":"KE4ISBNHDFJZ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KE4ISBNHDFJZICH5","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KE4ISBNH","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:KE4ISBNHDFJZICH5YZAQKNIGYC","target":"record","payload":{"canonical_record":{"source":{"id":"1507.01625","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-06T21:26:39Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"605f787256308d6116f6627346eb9b669c9e1679e8f5d2d443862a6f441062cc","abstract_canon_sha256":"e313e86691bace08c8bebb6f3b7f219c7a06ae3ae969c0c3087a414c5d1f1d32"},"schema_version":"1.0"},"canonical_sha256":"51388905a719539408fdc641053506c09ea35c235ee0b41e832d7e900bbfb66f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:12.861575Z","signature_b64":"lGGvMzdA0tgAh5c/TTiH/TBcKQUPbbp/uosugUn76S3B3TW1k4DovvhkP5Rwl4mDbbkrLRKGilEjPesPbTy1AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51388905a719539408fdc641053506c09ea35c235ee0b41e832d7e900bbfb66f","last_reissued_at":"2026-05-18T01:37:12.860908Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:12.860908Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.01625","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:37:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YAMgKRT1ICjKTPlGAockBpeFAXA86/tZDzsxIh1pyVbR7s5y6PJNiNMgqW0PfDmMQUARsbHRZMoVv2s88hqQAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:25:19.359127Z"},"content_sha256":"4d0e6662705c22ce038b14c74e687263f167df25da038b1ea23e47ef1c9c2da4","schema_version":"1.0","event_id":"sha256:4d0e6662705c22ce038b14c74e687263f167df25da038b1ea23e47ef1c9c2da4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:KE4ISBNHDFJZICH5YZAQKNIGYC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Classical Cryptographic Protocols in a Quantum World","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"quant-ph","authors_text":"Adam Smith, Fang Song, Sean Hallgren","submitted_at":"2015-07-06T21:26:39Z","abstract_excerpt":"Cryptographic protocols, such as protocols for secure function evaluation (SFE), have played a crucial role in the development of modern cryptography. The extensive theory of these protocols, however, deals almost exclusively with classical attackers. If we accept that quantum information processing is the most realistic model of physically feasible computation, then we must ask: what classical protocols remain secure against quantum attackers?\n  Our main contribution is showing the existence of classical two-party protocols for the secure evaluation of any polynomial-time function under reaso"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.01625","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:37:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rpl5LOtYf6CHPdm90Hr2xXakU/boLSlBXWoNzwdjvN0zZl+Z6GcVuC11jK+wYpRTZX9HnU+5L82VfNrDhGwbCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:25:19.359498Z"},"content_sha256":"9036a3da1465ea2502d1392b9748f4d161bdacb2d773433805fddb33c1ab5c6a","schema_version":"1.0","event_id":"sha256:9036a3da1465ea2502d1392b9748f4d161bdacb2d773433805fddb33c1ab5c6a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/bundle.json","state_url":"https://pith.science/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-03T20:25:19Z","links":{"resolver":"https://pith.science/pith/KE4ISBNHDFJZICH5YZAQKNIGYC","bundle":"https://pith.science/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/bundle.json","state":"https://pith.science/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KE4ISBNHDFJZICH5YZAQKNIGYC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:KE4ISBNHDFJZICH5YZAQKNIGYC","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"e313e86691bace08c8bebb6f3b7f219c7a06ae3ae969c0c3087a414c5d1f1d32","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-06T21:26:39Z","title_canon_sha256":"605f787256308d6116f6627346eb9b669c9e1679e8f5d2d443862a6f441062cc"},"schema_version":"1.0","source":{"id":"1507.01625","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.01625","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"arxiv_version","alias_value":"1507.01625v1","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.01625","created_at":"2026-05-18T01:37:12Z"},{"alias_kind":"pith_short_12","alias_value":"KE4ISBNHDFJZ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"KE4ISBNHDFJZICH5","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"KE4ISBNH","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:9036a3da1465ea2502d1392b9748f4d161bdacb2d773433805fddb33c1ab5c6a","target":"graph","created_at":"2026-05-18T01:37:12Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Cryptographic protocols, such as protocols for secure function evaluation (SFE), have played a crucial role in the development of modern cryptography. The extensive theory of these protocols, however, deals almost exclusively with classical attackers. If we accept that quantum information processing is the most realistic model of physically feasible computation, then we must ask: what classical protocols remain secure against quantum attackers?\n  Our main contribution is showing the existence of classical two-party protocols for the secure evaluation of any polynomial-time function under reaso","authors_text":"Adam Smith, Fang Song, Sean Hallgren","cross_cats":["cs.CR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-06T21:26:39Z","title":"Classical Cryptographic Protocols in a Quantum World"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.01625","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:4d0e6662705c22ce038b14c74e687263f167df25da038b1ea23e47ef1c9c2da4","target":"record","created_at":"2026-05-18T01:37:12Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"e313e86691bace08c8bebb6f3b7f219c7a06ae3ae969c0c3087a414c5d1f1d32","cross_cats_sorted":["cs.CR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-06T21:26:39Z","title_canon_sha256":"605f787256308d6116f6627346eb9b669c9e1679e8f5d2d443862a6f441062cc"},"schema_version":"1.0","source":{"id":"1507.01625","kind":"arxiv","version":1}},"canonical_sha256":"51388905a719539408fdc641053506c09ea35c235ee0b41e832d7e900bbfb66f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51388905a719539408fdc641053506c09ea35c235ee0b41e832d7e900bbfb66f","first_computed_at":"2026-05-18T01:37:12.860908Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:12.860908Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lGGvMzdA0tgAh5c/TTiH/TBcKQUPbbp/uosugUn76S3B3TW1k4DovvhkP5Rwl4mDbbkrLRKGilEjPesPbTy1AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:12.861575Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.01625","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d0e6662705c22ce038b14c74e687263f167df25da038b1ea23e47ef1c9c2da4","sha256:9036a3da1465ea2502d1392b9748f4d161bdacb2d773433805fddb33c1ab5c6a"],"state_sha256":"ad3c21773fcf01558bf5063e016465beea50ca2b1bdd6a33be0d7d6125d480e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T4XJ+Py/obHSnofBefIFc3CN5kMfz2w3gGgfOLdeMlKBB/ZH1EY0NHaOghQvRXZSlNutTaEZ1rnIxfzw6V1oAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T20:25:19.361702Z","bundle_sha256":"a55426a8b396d84eacd36f06106c4fe043293cb2755e98264d4f1307af26b389"}}