{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:EVKBC3WAVGPX35OPMPZR4GGQBK","short_pith_number":"pith:EVKBC3WA","canonical_record":{"source":{"id":"1902.04569","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-02-12T09:38:45Z","cross_cats_sorted":["cs.CC","math.OC"],"title_canon_sha256":"b73f4cbfc19fd9ae6f82eb7ac10ebe9600fb62a567c41979feef35b41576f56c","abstract_canon_sha256":"f7daa2afb92bd00c1c85602a6d2a0daadec7b617ce367fc8e4c4f492dfceef1a"},"schema_version":"1.0"},"canonical_sha256":"2554116ec0a99f7df5cf63f31e18d00a8fe0af87bca23be9a45e6dddbaa773dc","source":{"kind":"arxiv","id":"1902.04569","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.04569","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"arxiv_version","alias_value":"1902.04569v2","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.04569","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"pith_short_12","alias_value":"EVKBC3WAVGPX","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"EVKBC3WAVGPX35OP","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"EVKBC3WA","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:EVKBC3WAVGPX35OPMPZR4GGQBK","target":"record","payload":{"canonical_record":{"source":{"id":"1902.04569","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-02-12T09:38:45Z","cross_cats_sorted":["cs.CC","math.OC"],"title_canon_sha256":"b73f4cbfc19fd9ae6f82eb7ac10ebe9600fb62a567c41979feef35b41576f56c","abstract_canon_sha256":"f7daa2afb92bd00c1c85602a6d2a0daadec7b617ce367fc8e4c4f492dfceef1a"},"schema_version":"1.0"},"canonical_sha256":"2554116ec0a99f7df5cf63f31e18d00a8fe0af87bca23be9a45e6dddbaa773dc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:52.061424Z","signature_b64":"1qLbPWxzJlDZkTonKDP4gOGpWNZHFug1MhxnBGlqhRGYWe+hY3GwTY/SssKMziV3kAxHLtheMq2JAvBxwf0ZDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2554116ec0a99f7df5cf63f31e18d00a8fe0af87bca23be9a45e6dddbaa773dc","last_reissued_at":"2026-05-17T23:45:52.060944Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:52.060944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.04569","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:45:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AAycBC9F79Xn0NAQobIqYFBxuMbNcDq2jXO0+52Ny/4q4qNOj+LnMeIpd/4rbPRctLcNneTGjVyQkPRBckpzDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:33:30.835586Z"},"content_sha256":"56c250f8c78ab231d6521d8cfb48d73193a65266fc7541a599ab92faf309dff4","schema_version":"1.0","event_id":"sha256:56c250f8c78ab231d6521d8cfb48d73193a65266fc7541a599ab92faf309dff4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:EVKBC3WAVGPX35OPMPZR4GGQBK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Computational Complexity and the Nature of Quantum Mechanics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CC","math.OC"],"primary_cat":"quant-ph","authors_text":"Alessandro Facchini, Alessio Benavoli, Marco Zaffalon","submitted_at":"2019-02-12T09:38:45Z","abstract_excerpt":"Quantum theory (QT) has been confirmed by numerous experiments, yet we still cannot fully grasp the meaning of the theory. As a consequence, the quantum world appears to us paradoxical. Here we shed new light on QT by being based on two main postulates: 1. the theory should be logically consistent; 2. inferences in the theory should be computable in polynomial time. The first postulate is what we require to each well-founded mathematical theory. The computation postulate defines the physical component of the theory. We show that the computation postulate is the only true divide between QT, see"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.04569","kind":"arxiv","version":2},"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":"2026-05-17T23:45:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rZ7OUFqd6qNaM+CTzab/QhIuwT5+ml2HQ4VsRtcD6lDksbnb4fm2PWclFe1XY6NUg29WS9/PP413iTMQAVIDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:33:30.836184Z"},"content_sha256":"c4ccd4526e75950550a2b8da8d51450695ffb10c1c4b225154b5c705a0c8f772","schema_version":"1.0","event_id":"sha256:c4ccd4526e75950550a2b8da8d51450695ffb10c1c4b225154b5c705a0c8f772"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/bundle.json","state_url":"https://pith.science/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/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":"2026-05-28T08:33:30Z","links":{"resolver":"https://pith.science/pith/EVKBC3WAVGPX35OPMPZR4GGQBK","bundle":"https://pith.science/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/bundle.json","state":"https://pith.science/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EVKBC3WAVGPX35OPMPZR4GGQBK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:EVKBC3WAVGPX35OPMPZR4GGQBK","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":"f7daa2afb92bd00c1c85602a6d2a0daadec7b617ce367fc8e4c4f492dfceef1a","cross_cats_sorted":["cs.CC","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-02-12T09:38:45Z","title_canon_sha256":"b73f4cbfc19fd9ae6f82eb7ac10ebe9600fb62a567c41979feef35b41576f56c"},"schema_version":"1.0","source":{"id":"1902.04569","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.04569","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"arxiv_version","alias_value":"1902.04569v2","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.04569","created_at":"2026-05-17T23:45:52Z"},{"alias_kind":"pith_short_12","alias_value":"EVKBC3WAVGPX","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"EVKBC3WAVGPX35OP","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"EVKBC3WA","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:c4ccd4526e75950550a2b8da8d51450695ffb10c1c4b225154b5c705a0c8f772","target":"graph","created_at":"2026-05-17T23:45:52Z","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":"Quantum theory (QT) has been confirmed by numerous experiments, yet we still cannot fully grasp the meaning of the theory. As a consequence, the quantum world appears to us paradoxical. Here we shed new light on QT by being based on two main postulates: 1. the theory should be logically consistent; 2. inferences in the theory should be computable in polynomial time. The first postulate is what we require to each well-founded mathematical theory. The computation postulate defines the physical component of the theory. We show that the computation postulate is the only true divide between QT, see","authors_text":"Alessandro Facchini, Alessio Benavoli, Marco Zaffalon","cross_cats":["cs.CC","math.OC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-02-12T09:38:45Z","title":"Computational Complexity and the Nature of Quantum Mechanics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.04569","kind":"arxiv","version":2},"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":"sha256:56c250f8c78ab231d6521d8cfb48d73193a65266fc7541a599ab92faf309dff4","target":"record","created_at":"2026-05-17T23:45:52Z","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":"f7daa2afb92bd00c1c85602a6d2a0daadec7b617ce367fc8e4c4f492dfceef1a","cross_cats_sorted":["cs.CC","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2019-02-12T09:38:45Z","title_canon_sha256":"b73f4cbfc19fd9ae6f82eb7ac10ebe9600fb62a567c41979feef35b41576f56c"},"schema_version":"1.0","source":{"id":"1902.04569","kind":"arxiv","version":2}},"canonical_sha256":"2554116ec0a99f7df5cf63f31e18d00a8fe0af87bca23be9a45e6dddbaa773dc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2554116ec0a99f7df5cf63f31e18d00a8fe0af87bca23be9a45e6dddbaa773dc","first_computed_at":"2026-05-17T23:45:52.060944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:52.060944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1qLbPWxzJlDZkTonKDP4gOGpWNZHFug1MhxnBGlqhRGYWe+hY3GwTY/SssKMziV3kAxHLtheMq2JAvBxwf0ZDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:52.061424Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.04569","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:56c250f8c78ab231d6521d8cfb48d73193a65266fc7541a599ab92faf309dff4","sha256:c4ccd4526e75950550a2b8da8d51450695ffb10c1c4b225154b5c705a0c8f772"],"state_sha256":"f6a4bf36656213507490b4348ce38349e3422924c3972e0192b98b7491e7efaa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LZT+/Hy78OlFmd7qxb84zCzBhcMnek4zggw79l3y8w2K6+vlLTlOU0sKqPwy3HKiIUOSYzs2AonNJtJb7bvCBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T08:33:30.840617Z","bundle_sha256":"0f5c2fe5c8e94bc1aa51424bf74b2bf10b96fc590974778765899b7ff34ca315"}}