{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:4CTEJOCFKFHTG4RUT6PQSJ7SHE","short_pith_number":"pith:4CTEJOCF","canonical_record":{"source":{"id":"quant-ph/0506001","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2005-05-31T23:05:19Z","cross_cats_sorted":[],"title_canon_sha256":"a82a7009b0e16aff936b2ffc6562279b7e8a7780960d87fc0c8c4e46c80a3ab3","abstract_canon_sha256":"98e3964e44e26cc04da2ebaf1a1041dec3ddc63a032fa550c46ff087bcf05a41"},"schema_version":"1.0"},"canonical_sha256":"e0a644b845514f3372349f9f0927f2391b4481c5d8795891456b28bd3135d62b","source":{"kind":"arxiv","id":"quant-ph/0506001","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0506001","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0506001v5","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0506001","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"4CTEJOCFKFHT","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_16","alias_value":"4CTEJOCFKFHTG4RU","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_8","alias_value":"4CTEJOCF","created_at":"2026-07-04T15:12:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:4CTEJOCFKFHTG4RUT6PQSJ7SHE","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/0506001","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2005-05-31T23:05:19Z","cross_cats_sorted":[],"title_canon_sha256":"a82a7009b0e16aff936b2ffc6562279b7e8a7780960d87fc0c8c4e46c80a3ab3","abstract_canon_sha256":"98e3964e44e26cc04da2ebaf1a1041dec3ddc63a032fa550c46ff087bcf05a41"},"schema_version":"1.0"},"canonical_sha256":"e0a644b845514f3372349f9f0927f2391b4481c5d8795891456b28bd3135d62b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:12:43.211034Z","signature_b64":"P1gU6xjCC8+sQfwqlpdt4YM6ygwsm/TJriygL07x7+1HyoFOpJKdMHTqUg+ghXGTCbpd35lEUAUYKhqMyb7uDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e0a644b845514f3372349f9f0927f2391b4481c5d8795891456b28bd3135d62b","last_reissued_at":"2026-07-04T15:12:43.210638Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:12:43.210638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/0506001","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vt39zoNRRTYxFnBTxh8z1843/AxJvWNIvLyDTErLvN/yZBdWLLEBfA5w6NPy8RKnNPnHUpop7tsnHAABI4Z9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:46:28.281048Z"},"content_sha256":"4726622d71d5dee3f9296cfac4ac0f44d11742fb9f0867dfef8c21862be8273f","schema_version":"1.0","event_id":"sha256:4726622d71d5dee3f9296cfac4ac0f44d11742fb9f0867dfef8c21862be8273f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:4CTEJOCFKFHTG4RUT6PQSJ7SHE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New binding-concealing trade-offs for quantum string commitment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Rahul Jain","submitted_at":"2005-05-31T23:05:19Z","abstract_excerpt":"String commitment schemes are similar to the well studied bit commitment schemes in cryptography with the difference that the committing party, say Alice, is supposed to commit a long string instead of a single bit, to another party say Bob. Similar to bit commitment schemes, such schemes are supposed to be binding, i.e Alice cannot change her choice after committing, and concealing i.e. Bob cannot find Alice's committed string before Alice reveals it.\n  Ideal commitment schemes are known to be impossible. Even if some degrees of cheating is allowed, Buhrman, Christandl, Hayden, Lo and Wehner "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0506001","kind":"arxiv","version":5},"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/quant-ph/0506001/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QZWJ84yiUS1HIuHeTD5rXr8k7F7lhg78si1CywQ2v5bXngOl2VMBj9lsBr2/paeqo7LGTouCVee1qCJTZ74SAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:46:28.283656Z"},"content_sha256":"67fe13cd30b8b58e7c59a0b64988187eb763feef65bee26bb770dd1bef9b914c","schema_version":"1.0","event_id":"sha256:67fe13cd30b8b58e7c59a0b64988187eb763feef65bee26bb770dd1bef9b914c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/bundle.json","state_url":"https://pith.science/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/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":"2026-08-12T17:46:28Z","links":{"resolver":"https://pith.science/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE","bundle":"https://pith.science/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/bundle.json","state":"https://pith.science/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4CTEJOCFKFHTG4RUT6PQSJ7SHE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:4CTEJOCFKFHTG4RUT6PQSJ7SHE","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":"98e3964e44e26cc04da2ebaf1a1041dec3ddc63a032fa550c46ff087bcf05a41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2005-05-31T23:05:19Z","title_canon_sha256":"a82a7009b0e16aff936b2ffc6562279b7e8a7780960d87fc0c8c4e46c80a3ab3"},"schema_version":"1.0","source":{"id":"quant-ph/0506001","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0506001","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0506001v5","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0506001","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"4CTEJOCFKFHT","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_16","alias_value":"4CTEJOCFKFHTG4RU","created_at":"2026-07-04T15:12:43Z"},{"alias_kind":"pith_short_8","alias_value":"4CTEJOCF","created_at":"2026-07-04T15:12:43Z"}],"graph_snapshots":[{"event_id":"sha256:67fe13cd30b8b58e7c59a0b64988187eb763feef65bee26bb770dd1bef9b914c","target":"graph","created_at":"2026-07-04T15:12:43Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/quant-ph/0506001/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"String commitment schemes are similar to the well studied bit commitment schemes in cryptography with the difference that the committing party, say Alice, is supposed to commit a long string instead of a single bit, to another party say Bob. Similar to bit commitment schemes, such schemes are supposed to be binding, i.e Alice cannot change her choice after committing, and concealing i.e. Bob cannot find Alice's committed string before Alice reveals it.\n  Ideal commitment schemes are known to be impossible. Even if some degrees of cheating is allowed, Buhrman, Christandl, Hayden, Lo and Wehner ","authors_text":"Rahul Jain","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2005-05-31T23:05:19Z","title":"New binding-concealing trade-offs for quantum string commitment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0506001","kind":"arxiv","version":5},"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":"sha256:4726622d71d5dee3f9296cfac4ac0f44d11742fb9f0867dfef8c21862be8273f","target":"record","created_at":"2026-07-04T15:12:43Z","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":"98e3964e44e26cc04da2ebaf1a1041dec3ddc63a032fa550c46ff087bcf05a41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2005-05-31T23:05:19Z","title_canon_sha256":"a82a7009b0e16aff936b2ffc6562279b7e8a7780960d87fc0c8c4e46c80a3ab3"},"schema_version":"1.0","source":{"id":"quant-ph/0506001","kind":"arxiv","version":5}},"canonical_sha256":"e0a644b845514f3372349f9f0927f2391b4481c5d8795891456b28bd3135d62b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e0a644b845514f3372349f9f0927f2391b4481c5d8795891456b28bd3135d62b","first_computed_at":"2026-07-04T15:12:43.210638Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:12:43.210638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P1gU6xjCC8+sQfwqlpdt4YM6ygwsm/TJriygL07x7+1HyoFOpJKdMHTqUg+ghXGTCbpd35lEUAUYKhqMyb7uDg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:12:43.211034Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0506001","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4726622d71d5dee3f9296cfac4ac0f44d11742fb9f0867dfef8c21862be8273f","sha256:67fe13cd30b8b58e7c59a0b64988187eb763feef65bee26bb770dd1bef9b914c"],"state_sha256":"7659aa729ce417528fac7e429651d11bb560da14b22dbde522b24c4ac0c14855"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7QnHQipw7ggqJXSStB1wsMRqR688vAZZdcmRh36s0uADs4++PX3r/e/QT7YcDkEk2bb/s4uEB1HwPnbq5g5qAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T17:46:28.294022Z","bundle_sha256":"1bf8788fff8bcd47547c14ff7a97828b93af27c09cfc9a20cb4ef0620e39ed71"}}