{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:MT7N2VAPNCDGBPCEM6OOZH7NPJ","short_pith_number":"pith:MT7N2VAP","canonical_record":{"source":{"id":"quant-ph/0205133","kind":"arxiv","version":6},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2002-05-21T23:28:22Z","cross_cats_sorted":["cs.CC"],"title_canon_sha256":"63ee1e6d64e7fbec6aab3723fdbfd5c22ae8b0f20b77bf676e78b7f857de40d0","abstract_canon_sha256":"ace33e212c90097579165eefa4141b073de49e983bc63c1b97e9b8159ef8ec18"},"schema_version":"1.0"},"canonical_sha256":"64fedd540f688660bc44679cec9fed7a5d20e62850936f4939d99e34a6f5e57a","source":{"kind":"arxiv","id":"quant-ph/0205133","version":6},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0205133","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0205133v6","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0205133","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"MT7N2VAPNCDG","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"MT7N2VAPNCDGBPCE","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"MT7N2VAP","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:MT7N2VAPNCDGBPCEM6OOZH7NPJ","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/0205133","kind":"arxiv","version":6},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2002-05-21T23:28:22Z","cross_cats_sorted":["cs.CC"],"title_canon_sha256":"63ee1e6d64e7fbec6aab3723fdbfd5c22ae8b0f20b77bf676e78b7f857de40d0","abstract_canon_sha256":"ace33e212c90097579165eefa4141b073de49e983bc63c1b97e9b8159ef8ec18"},"schema_version":"1.0"},"canonical_sha256":"64fedd540f688660bc44679cec9fed7a5d20e62850936f4939d99e34a6f5e57a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:59.803324Z","signature_b64":"rx1PcWFWMEfHgxkd8k+WXPEvtQMHuGbUl/t3pryKx71FRVhuQtoJV1Ms1fgG6tYtqXQ/LqjtoA3HNnx5m6FqAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64fedd540f688660bc44679cec9fed7a5d20e62850936f4939d99e34a6f5e57a","last_reissued_at":"2026-05-18T02:50:59.802871Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:59.802871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/0205133","source_version":6,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wH7MK+WHZeblgsnGbZmVqwJQVEVj8uJI4YyjBxeamf5G2p0SOLo17eI2F4sqxCuzzVXD4RsL7uEeTVyKNIgKBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T08:06:45.903273Z"},"content_sha256":"8348d0ff1d12dc32c43c4f5ca6c2128c289fc709a51441f4c819fc4f88b34f1d","schema_version":"1.0","event_id":"sha256:8348d0ff1d12dc32c43c4f5ca6c2128c289fc709a51441f4c819fc4f88b34f1d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:MT7N2VAPNCDGBPCEM6OOZH7NPJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adaptive Quantum Computation, Constant Depth Quantum Circuits and Arthur-Merlin Games","license":"","headline":"","cross_cats":["cs.CC"],"primary_cat":"quant-ph","authors_text":"Barbara M. Terhal, David P. DiVincenzo","submitted_at":"2002-05-21T23:28:22Z","abstract_excerpt":"We present evidence that there exist quantum computations that can be carried out in constant depth, using 2-qubit gates, that cannot be simulated classically with high accuracy. We prove that if one can simulate these circuits classically efficiently then the complexity class BQP is contained in AM."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0205133","kind":"arxiv","version":6},"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":"2026-05-18T02:50:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"inlCEe3XH7nys5Y6069F02SGK6StygiyKRQLxpowghPpWclSCXR4NSJS+JXFB03yn439tTS1tu/2Kb6g9N6tDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T08:06:45.903827Z"},"content_sha256":"9814c2c78ce3e9862a70475429ec7b756774bae429f424e2a2e17a2c92e08e51","schema_version":"1.0","event_id":"sha256:9814c2c78ce3e9862a70475429ec7b756774bae429f424e2a2e17a2c92e08e51"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/bundle.json","state_url":"https://pith.science/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/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":"2026-08-10T08:06:45Z","links":{"resolver":"https://pith.science/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ","bundle":"https://pith.science/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/bundle.json","state":"https://pith.science/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MT7N2VAPNCDGBPCEM6OOZH7NPJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:MT7N2VAPNCDGBPCEM6OOZH7NPJ","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":"ace33e212c90097579165eefa4141b073de49e983bc63c1b97e9b8159ef8ec18","cross_cats_sorted":["cs.CC"],"license":"","primary_cat":"quant-ph","submitted_at":"2002-05-21T23:28:22Z","title_canon_sha256":"63ee1e6d64e7fbec6aab3723fdbfd5c22ae8b0f20b77bf676e78b7f857de40d0"},"schema_version":"1.0","source":{"id":"quant-ph/0205133","kind":"arxiv","version":6}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0205133","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0205133v6","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0205133","created_at":"2026-05-18T02:50:59Z"},{"alias_kind":"pith_short_12","alias_value":"MT7N2VAPNCDG","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"MT7N2VAPNCDGBPCE","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"MT7N2VAP","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:9814c2c78ce3e9862a70475429ec7b756774bae429f424e2a2e17a2c92e08e51","target":"graph","created_at":"2026-05-18T02:50:59Z","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":"We present evidence that there exist quantum computations that can be carried out in constant depth, using 2-qubit gates, that cannot be simulated classically with high accuracy. We prove that if one can simulate these circuits classically efficiently then the complexity class BQP is contained in AM.","authors_text":"Barbara M. Terhal, David P. DiVincenzo","cross_cats":["cs.CC"],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2002-05-21T23:28:22Z","title":"Adaptive Quantum Computation, Constant Depth Quantum Circuits and Arthur-Merlin Games"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0205133","kind":"arxiv","version":6},"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":"sha256:8348d0ff1d12dc32c43c4f5ca6c2128c289fc709a51441f4c819fc4f88b34f1d","target":"record","created_at":"2026-05-18T02:50:59Z","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":"ace33e212c90097579165eefa4141b073de49e983bc63c1b97e9b8159ef8ec18","cross_cats_sorted":["cs.CC"],"license":"","primary_cat":"quant-ph","submitted_at":"2002-05-21T23:28:22Z","title_canon_sha256":"63ee1e6d64e7fbec6aab3723fdbfd5c22ae8b0f20b77bf676e78b7f857de40d0"},"schema_version":"1.0","source":{"id":"quant-ph/0205133","kind":"arxiv","version":6}},"canonical_sha256":"64fedd540f688660bc44679cec9fed7a5d20e62850936f4939d99e34a6f5e57a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"64fedd540f688660bc44679cec9fed7a5d20e62850936f4939d99e34a6f5e57a","first_computed_at":"2026-05-18T02:50:59.802871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:59.802871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rx1PcWFWMEfHgxkd8k+WXPEvtQMHuGbUl/t3pryKx71FRVhuQtoJV1Ms1fgG6tYtqXQ/LqjtoA3HNnx5m6FqAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:59.803324Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0205133","source_kind":"arxiv","source_version":6}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8348d0ff1d12dc32c43c4f5ca6c2128c289fc709a51441f4c819fc4f88b34f1d","sha256:9814c2c78ce3e9862a70475429ec7b756774bae429f424e2a2e17a2c92e08e51"],"state_sha256":"6b0a8a39d3085a17c2a2a7a32bca52dc1d87acb1b6b49a27cb50e793215aa17c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nQ1rQCLZ0afVq3BA5nkWTo/s3LkAPXIDb+n6pXRNbne5AgIm4zX/w1EttvVYDD1SBfp6ZiiCSxVV1p/ScTMmDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T08:06:45.907327Z","bundle_sha256":"fc27d52bd70e18becd0c084b54ce86043bebfacebab3621bbbf5b8bd475bb319"}}