{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:5UEQAVDZPGA4DWRPCNQGDLGMOF","short_pith_number":"pith:5UEQAVDZ","canonical_record":{"source":{"id":"quant-ph/0407221","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2004-07-27T23:48:39Z","cross_cats_sorted":[],"title_canon_sha256":"2c15e1b9705f25649ea226d71ce8402f7011add969f558dfbe02f1f12afabb6a","abstract_canon_sha256":"fb7798ff5e82b02972e4efaf58ed9770d9fc1ef8e6327237f4a9c5d5f8a87421"},"schema_version":"1.0"},"canonical_sha256":"ed090054797981c1da2f136061accc717c0a023b3b32a9d53bd293d3d63ae3e8","source":{"kind":"arxiv","id":"quant-ph/0407221","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0407221","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0407221v3","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0407221","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_12","alias_value":"5UEQAVDZPGA4","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_16","alias_value":"5UEQAVDZPGA4DWRP","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_8","alias_value":"5UEQAVDZ","created_at":"2026-07-04T16:50:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:5UEQAVDZPGA4DWRPCNQGDLGMOF","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/0407221","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2004-07-27T23:48:39Z","cross_cats_sorted":[],"title_canon_sha256":"2c15e1b9705f25649ea226d71ce8402f7011add969f558dfbe02f1f12afabb6a","abstract_canon_sha256":"fb7798ff5e82b02972e4efaf58ed9770d9fc1ef8e6327237f4a9c5d5f8a87421"},"schema_version":"1.0"},"canonical_sha256":"ed090054797981c1da2f136061accc717c0a023b3b32a9d53bd293d3d63ae3e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:50:21.933984Z","signature_b64":"eS5rt1mjVDEGbfGa8be857HlS6ytdnlFYOgSnnKmQY81Ij6lZ26cyJ/BryqbN7Dbirht67q9xE5B0o3kRT3XDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ed090054797981c1da2f136061accc717c0a023b3b32a9d53bd293d3d63ae3e8","last_reissued_at":"2026-07-04T16:50:21.933642Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:50:21.933642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/0407221","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:50:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xpKGBA6wkLV0/AvHUxa/OG0/Byz9oRqIjwC4fQiX5rf8/cDoWsE+b60PX6OqYpEC8FkBmMCV6w5airu6LhJUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:25:24.377122Z"},"content_sha256":"59f64ce62b82ae07bee069f55646c9b128538a8718fdd0ec0248850de60e297e","schema_version":"1.0","event_id":"sha256:59f64ce62b82ae07bee069f55646c9b128538a8718fdd0ec0248850de60e297e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:5UEQAVDZPGA4DWRPCNQGDLGMOF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Pseudo-Telepathy","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alain Tapp, Anne Broadbent, Gilles Brassard","submitted_at":"2004-07-27T23:48:39Z","abstract_excerpt":"Quantum information processing is at the crossroads of physics, mathematics and computer science. It is concerned with that we can and cannot do with quantum information that goes beyond the abilities of classical information processing devices. Communication complexity is an area of classical computer science that aims at quantifying the amount of communication necessary to solve distributed computational problems. Quantum communication complexity uses quantum mechanics to reduce the amount of communication that would be classically required.\n  Pseudo-telepathy is a surprising application of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0407221","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/quant-ph/0407221/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":"2026-07-04T16:50:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ksqj6jJH7s+RDysZRYY33lCglpfeQf3LY10pL0A8xGEdAUErIevXIFSvGZM/ZmAvAecQnMx1NidNlIb5O03nAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:25:24.377625Z"},"content_sha256":"9af448d4d6c391495aed0e4d4fe257eb18fe3e0c4800d0c75ae43433d0176298","schema_version":"1.0","event_id":"sha256:9af448d4d6c391495aed0e4d4fe257eb18fe3e0c4800d0c75ae43433d0176298"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/bundle.json","state_url":"https://pith.science/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/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":"2026-08-04T11:25:24Z","links":{"resolver":"https://pith.science/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF","bundle":"https://pith.science/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/bundle.json","state":"https://pith.science/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5UEQAVDZPGA4DWRPCNQGDLGMOF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:5UEQAVDZPGA4DWRPCNQGDLGMOF","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":"fb7798ff5e82b02972e4efaf58ed9770d9fc1ef8e6327237f4a9c5d5f8a87421","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2004-07-27T23:48:39Z","title_canon_sha256":"2c15e1b9705f25649ea226d71ce8402f7011add969f558dfbe02f1f12afabb6a"},"schema_version":"1.0","source":{"id":"quant-ph/0407221","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0407221","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0407221v3","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0407221","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_12","alias_value":"5UEQAVDZPGA4","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_16","alias_value":"5UEQAVDZPGA4DWRP","created_at":"2026-07-04T16:50:21Z"},{"alias_kind":"pith_short_8","alias_value":"5UEQAVDZ","created_at":"2026-07-04T16:50:21Z"}],"graph_snapshots":[{"event_id":"sha256:9af448d4d6c391495aed0e4d4fe257eb18fe3e0c4800d0c75ae43433d0176298","target":"graph","created_at":"2026-07-04T16:50:21Z","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/0407221/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum information processing is at the crossroads of physics, mathematics and computer science. It is concerned with that we can and cannot do with quantum information that goes beyond the abilities of classical information processing devices. Communication complexity is an area of classical computer science that aims at quantifying the amount of communication necessary to solve distributed computational problems. Quantum communication complexity uses quantum mechanics to reduce the amount of communication that would be classically required.\n  Pseudo-telepathy is a surprising application of ","authors_text":"Alain Tapp, Anne Broadbent, Gilles Brassard","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2004-07-27T23:48:39Z","title":"Quantum Pseudo-Telepathy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0407221","kind":"arxiv","version":3},"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":"sha256:59f64ce62b82ae07bee069f55646c9b128538a8718fdd0ec0248850de60e297e","target":"record","created_at":"2026-07-04T16:50:21Z","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":"fb7798ff5e82b02972e4efaf58ed9770d9fc1ef8e6327237f4a9c5d5f8a87421","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2004-07-27T23:48:39Z","title_canon_sha256":"2c15e1b9705f25649ea226d71ce8402f7011add969f558dfbe02f1f12afabb6a"},"schema_version":"1.0","source":{"id":"quant-ph/0407221","kind":"arxiv","version":3}},"canonical_sha256":"ed090054797981c1da2f136061accc717c0a023b3b32a9d53bd293d3d63ae3e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ed090054797981c1da2f136061accc717c0a023b3b32a9d53bd293d3d63ae3e8","first_computed_at":"2026-07-04T16:50:21.933642Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:50:21.933642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eS5rt1mjVDEGbfGa8be857HlS6ytdnlFYOgSnnKmQY81Ij6lZ26cyJ/BryqbN7Dbirht67q9xE5B0o3kRT3XDg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:50:21.933984Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0407221","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:59f64ce62b82ae07bee069f55646c9b128538a8718fdd0ec0248850de60e297e","sha256:9af448d4d6c391495aed0e4d4fe257eb18fe3e0c4800d0c75ae43433d0176298"],"state_sha256":"75491b70b4f5f1bffb8d0b3901eeab31ed5332e32e706140d83cdb09a58a9cee"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ODYKwexxNbkAsnayBoif5vk3QSwh36s9L7PZhz5QbpDJPl35G5lEg8oGgnmzybOwM5kLcsFNviLOdxIOWgaDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T11:25:24.382209Z","bundle_sha256":"a23220e8a20e8b0ef280648e5c9bfcba827783c7345725ad1ffabab1b30fbff0"}}