{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:NGGX6M4QGAFTVZ7NMW5FETHIER","short_pith_number":"pith:NGGX6M4Q","canonical_record":{"source":{"id":"2305.07343","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-12T09:41:40Z","cross_cats_sorted":[],"title_canon_sha256":"1fb71ec37415355f554b82c787cc8abf6a37f5f45dc40d93de8bc839330a7c40","abstract_canon_sha256":"f9db41d0a29efd8375cd5e27db317004326aca2d12b220f0797f70b26dfeebdc"},"schema_version":"1.0"},"canonical_sha256":"698d7f3390300b3ae7ed65ba524ce82449022563fe8c16eefac3b7f6b98f7f95","source":{"kind":"arxiv","id":"2305.07343","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.07343","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"arxiv_version","alias_value":"2305.07343v2","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.07343","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_12","alias_value":"NGGX6M4QGAFT","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_16","alias_value":"NGGX6M4QGAFTVZ7N","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_8","alias_value":"NGGX6M4Q","created_at":"2026-07-05T07:15:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:NGGX6M4QGAFTVZ7NMW5FETHIER","target":"record","payload":{"canonical_record":{"source":{"id":"2305.07343","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-12T09:41:40Z","cross_cats_sorted":[],"title_canon_sha256":"1fb71ec37415355f554b82c787cc8abf6a37f5f45dc40d93de8bc839330a7c40","abstract_canon_sha256":"f9db41d0a29efd8375cd5e27db317004326aca2d12b220f0797f70b26dfeebdc"},"schema_version":"1.0"},"canonical_sha256":"698d7f3390300b3ae7ed65ba524ce82449022563fe8c16eefac3b7f6b98f7f95","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:15:14.131408Z","signature_b64":"sU/w7hzq5cCGJDi6bFd8EJdWeEeujj1oOuSCTwblR+1A6YTd7ugcH+yHf7oUHK1WJ4DJlDTRwkb+0i5WdhFVCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"698d7f3390300b3ae7ed65ba524ce82449022563fe8c16eefac3b7f6b98f7f95","last_reissued_at":"2026-07-05T07:15:14.130961Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:15:14.130961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.07343","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":"2026-07-05T07:15:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RURkTUVce9n0yaJP3V9mo/c8M1vK6o1Y+dpx1wTuEdkmNJReVAeV4pH6RQKzyzgCq35zSA7b2BIKuAboC3hDAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:46:54.497878Z"},"content_sha256":"84da8bb8fa1bfc4b1fffd157b9fe416025b0e10242d11eb1667c81dbb7123254","schema_version":"1.0","event_id":"sha256:84da8bb8fa1bfc4b1fffd157b9fe416025b0e10242d11eb1667c81dbb7123254"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:NGGX6M4QGAFTVZ7NMW5FETHIER","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the consistency of relative facts","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrea Di Biagio, Carlo Rovelli, Eric G. Cavalcanti","submitted_at":"2023-05-12T09:41:40Z","abstract_excerpt":"Lawrence et al. have presented an argument purporting to show that \"relative facts do not exist\" and, consequently, \"Relational Quantum Mechanics is incompatible with quantum mechanics\". The argument is based on a GHZ-like contradiction between constraints satisfied by measurement outcomes in an extended Wigner's friend scenario. Here we present a strengthened version of the argument, and show why, contrary to the claim by Lawrence et al., these arguments do not contradict the consistency of a theory of relative facts. Rather, considering this argument helps clarify how one should not think ab"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.07343","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2305.07343/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":"2026-07-05T07:15:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5TGp+hHapqi48sMnkt7Tz/ksTlF1DiRF0zLKEMzMntKa7uP6voMnAKafIrFTCflRqoSh8Vslh6J2XKbchkgFAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T09:46:54.498468Z"},"content_sha256":"425cf3c59d0a5dbb6cdbd517d6cee4bf14e19788ddb349cd451556d703677f42","schema_version":"1.0","event_id":"sha256:425cf3c59d0a5dbb6cdbd517d6cee4bf14e19788ddb349cd451556d703677f42"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/bundle.json","state_url":"https://pith.science/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/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":"2026-08-07T09:46:54Z","links":{"resolver":"https://pith.science/pith/NGGX6M4QGAFTVZ7NMW5FETHIER","bundle":"https://pith.science/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/bundle.json","state":"https://pith.science/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NGGX6M4QGAFTVZ7NMW5FETHIER/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:NGGX6M4QGAFTVZ7NMW5FETHIER","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":"f9db41d0a29efd8375cd5e27db317004326aca2d12b220f0797f70b26dfeebdc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-12T09:41:40Z","title_canon_sha256":"1fb71ec37415355f554b82c787cc8abf6a37f5f45dc40d93de8bc839330a7c40"},"schema_version":"1.0","source":{"id":"2305.07343","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.07343","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"arxiv_version","alias_value":"2305.07343v2","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.07343","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_12","alias_value":"NGGX6M4QGAFT","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_16","alias_value":"NGGX6M4QGAFTVZ7N","created_at":"2026-07-05T07:15:14Z"},{"alias_kind":"pith_short_8","alias_value":"NGGX6M4Q","created_at":"2026-07-05T07:15:14Z"}],"graph_snapshots":[{"event_id":"sha256:425cf3c59d0a5dbb6cdbd517d6cee4bf14e19788ddb349cd451556d703677f42","target":"graph","created_at":"2026-07-05T07:15:14Z","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/2305.07343/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Lawrence et al. have presented an argument purporting to show that \"relative facts do not exist\" and, consequently, \"Relational Quantum Mechanics is incompatible with quantum mechanics\". The argument is based on a GHZ-like contradiction between constraints satisfied by measurement outcomes in an extended Wigner's friend scenario. Here we present a strengthened version of the argument, and show why, contrary to the claim by Lawrence et al., these arguments do not contradict the consistency of a theory of relative facts. Rather, considering this argument helps clarify how one should not think ab","authors_text":"Andrea Di Biagio, Carlo Rovelli, Eric G. Cavalcanti","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-12T09:41:40Z","title":"On the consistency of relative facts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.07343","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":"sha256:84da8bb8fa1bfc4b1fffd157b9fe416025b0e10242d11eb1667c81dbb7123254","target":"record","created_at":"2026-07-05T07:15:14Z","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":"f9db41d0a29efd8375cd5e27db317004326aca2d12b220f0797f70b26dfeebdc","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2023-05-12T09:41:40Z","title_canon_sha256":"1fb71ec37415355f554b82c787cc8abf6a37f5f45dc40d93de8bc839330a7c40"},"schema_version":"1.0","source":{"id":"2305.07343","kind":"arxiv","version":2}},"canonical_sha256":"698d7f3390300b3ae7ed65ba524ce82449022563fe8c16eefac3b7f6b98f7f95","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"698d7f3390300b3ae7ed65ba524ce82449022563fe8c16eefac3b7f6b98f7f95","first_computed_at":"2026-07-05T07:15:14.130961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:15:14.130961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sU/w7hzq5cCGJDi6bFd8EJdWeEeujj1oOuSCTwblR+1A6YTd7ugcH+yHf7oUHK1WJ4DJlDTRwkb+0i5WdhFVCA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:15:14.131408Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.07343","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84da8bb8fa1bfc4b1fffd157b9fe416025b0e10242d11eb1667c81dbb7123254","sha256:425cf3c59d0a5dbb6cdbd517d6cee4bf14e19788ddb349cd451556d703677f42"],"state_sha256":"75bf603988b94e20873388c14017763bbf21e7211716a4a877a7c5cf087a1db4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/5Gl4XREEd6kdr8M5N0nHJ7T0cirSSDGh51zQ/qk+kBSs3FD9ealByUTmWYYu5Xr65P0ahshvrhDe+sjEKWQBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T09:46:54.502496Z","bundle_sha256":"9e18c5a68053f94f82741b20b365d701014871eb3f4cdb8b1ab86d1bb3d2cce0"}}