{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:I7PRVBQQXAFP3EZ56P66JBMTZL","short_pith_number":"pith:I7PRVBQQ","canonical_record":{"source":{"id":"2103.03966","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-03-05T22:39:18Z","cross_cats_sorted":["physics.hist-ph","physics.pop-ph"],"title_canon_sha256":"b697c99fed5e257a9f1d3d816ecbd0b812f61a42ce038becabb9ef1e0c29002c","abstract_canon_sha256":"cefe6529a63ca23fe2dea3341fff8a72f17860ee33877b5dccb2f57f477d57cb"},"schema_version":"1.0"},"canonical_sha256":"47df1a8610b80afd933df3fde48593cafe46491920efd0eac1153a54ba5e4454","source":{"kind":"arxiv","id":"2103.03966","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.03966","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"2103.03966v1","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.03966","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"I7PRVBQQXAFP","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_16","alias_value":"I7PRVBQQXAFP3EZ5","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_8","alias_value":"I7PRVBQQ","created_at":"2026-07-05T02:20:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:I7PRVBQQXAFP3EZ56P66JBMTZL","target":"record","payload":{"canonical_record":{"source":{"id":"2103.03966","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-03-05T22:39:18Z","cross_cats_sorted":["physics.hist-ph","physics.pop-ph"],"title_canon_sha256":"b697c99fed5e257a9f1d3d816ecbd0b812f61a42ce038becabb9ef1e0c29002c","abstract_canon_sha256":"cefe6529a63ca23fe2dea3341fff8a72f17860ee33877b5dccb2f57f477d57cb"},"schema_version":"1.0"},"canonical_sha256":"47df1a8610b80afd933df3fde48593cafe46491920efd0eac1153a54ba5e4454","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:20:44.525444Z","signature_b64":"n161BRZLMsAgITi+AMBXrQEuYZImr00l6vE18xJPXofiriZLVdGSY7hahi1+DwEIpNA4s0odma9+/HJS9p9SCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47df1a8610b80afd933df3fde48593cafe46491920efd0eac1153a54ba5e4454","last_reissued_at":"2026-07-05T02:20:44.524957Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:20:44.524957Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.03966","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e2UE+eNtcc6jwDZmWJPiGK6mdbTNodEXppeZv24pbUuvPe8WXsNPOIkAJpxjFyK9b4NQUBlLTGGews55SA/1BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:12:41.518898Z"},"content_sha256":"b04b477abeab7a1305d012c73704a96f625bb63fde02e3147a24b3683d2c3ced","schema_version":"1.0","event_id":"sha256:b04b477abeab7a1305d012c73704a96f625bb63fde02e3147a24b3683d2c3ced"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:I7PRVBQQXAFP3EZ56P66JBMTZL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Everett Interpretation: Probability","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.hist-ph","physics.pop-ph"],"primary_cat":"quant-ph","authors_text":"Simon Saunders","submitted_at":"2021-03-05T22:39:18Z","abstract_excerpt":"The Everett interpretation of quantum mechanics divides naturally into two parts: first, the interpretation of the structure of the quantum state, in terms of branching, and second, the interpretation of this branching structure in terms of probability. This is the second of two reviews of the Everett interpretation, and focuses on probability. Branching processes are identified as chance processes, and the squares of branch amplitudes are chances. Since branching is emergent, physical probability is emergent as well."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.03966","kind":"arxiv","version":1},"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/2103.03966/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":"2026-07-05T02:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pjkhSjyhwrq8PWkBCeVynbByJWFSSNPgCwDHqJnaPhd4FbbJBGBPJ8wLcXTXnObz1ffpI7FlzSKjIl52KSAzAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:12:41.519280Z"},"content_sha256":"083d9023a0af23d253e2da7d3ca8079b4ccf2b11ecc0f01f579d7753c9ae9191","schema_version":"1.0","event_id":"sha256:083d9023a0af23d253e2da7d3ca8079b4ccf2b11ecc0f01f579d7753c9ae9191"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/bundle.json","state_url":"https://pith.science/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/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":"2026-07-06T23:12:41Z","links":{"resolver":"https://pith.science/pith/I7PRVBQQXAFP3EZ56P66JBMTZL","bundle":"https://pith.science/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/bundle.json","state":"https://pith.science/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I7PRVBQQXAFP3EZ56P66JBMTZL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:I7PRVBQQXAFP3EZ56P66JBMTZL","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":"cefe6529a63ca23fe2dea3341fff8a72f17860ee33877b5dccb2f57f477d57cb","cross_cats_sorted":["physics.hist-ph","physics.pop-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-03-05T22:39:18Z","title_canon_sha256":"b697c99fed5e257a9f1d3d816ecbd0b812f61a42ce038becabb9ef1e0c29002c"},"schema_version":"1.0","source":{"id":"2103.03966","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.03966","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"2103.03966v1","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.03966","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"I7PRVBQQXAFP","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_16","alias_value":"I7PRVBQQXAFP3EZ5","created_at":"2026-07-05T02:20:44Z"},{"alias_kind":"pith_short_8","alias_value":"I7PRVBQQ","created_at":"2026-07-05T02:20:44Z"}],"graph_snapshots":[{"event_id":"sha256:083d9023a0af23d253e2da7d3ca8079b4ccf2b11ecc0f01f579d7753c9ae9191","target":"graph","created_at":"2026-07-05T02:20:44Z","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/2103.03966/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Everett interpretation of quantum mechanics divides naturally into two parts: first, the interpretation of the structure of the quantum state, in terms of branching, and second, the interpretation of this branching structure in terms of probability. This is the second of two reviews of the Everett interpretation, and focuses on probability. Branching processes are identified as chance processes, and the squares of branch amplitudes are chances. Since branching is emergent, physical probability is emergent as well.","authors_text":"Simon Saunders","cross_cats":["physics.hist-ph","physics.pop-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-03-05T22:39:18Z","title":"The Everett Interpretation: Probability"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.03966","kind":"arxiv","version":1},"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:b04b477abeab7a1305d012c73704a96f625bb63fde02e3147a24b3683d2c3ced","target":"record","created_at":"2026-07-05T02:20:44Z","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":"cefe6529a63ca23fe2dea3341fff8a72f17860ee33877b5dccb2f57f477d57cb","cross_cats_sorted":["physics.hist-ph","physics.pop-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-03-05T22:39:18Z","title_canon_sha256":"b697c99fed5e257a9f1d3d816ecbd0b812f61a42ce038becabb9ef1e0c29002c"},"schema_version":"1.0","source":{"id":"2103.03966","kind":"arxiv","version":1}},"canonical_sha256":"47df1a8610b80afd933df3fde48593cafe46491920efd0eac1153a54ba5e4454","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47df1a8610b80afd933df3fde48593cafe46491920efd0eac1153a54ba5e4454","first_computed_at":"2026-07-05T02:20:44.524957Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:20:44.524957Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n161BRZLMsAgITi+AMBXrQEuYZImr00l6vE18xJPXofiriZLVdGSY7hahi1+DwEIpNA4s0odma9+/HJS9p9SCw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:20:44.525444Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.03966","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b04b477abeab7a1305d012c73704a96f625bb63fde02e3147a24b3683d2c3ced","sha256:083d9023a0af23d253e2da7d3ca8079b4ccf2b11ecc0f01f579d7753c9ae9191"],"state_sha256":"28e45f90a9b9fb1ba0af2bc7fdbdd50c77bf3164b35b48a1c1cf7b61248df2d7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nYer0Hnvy9TMvf9KgkjlxuLVlSXQUzFT5x+etunbHXufZd5OAct1iJvRyV+E5wDO0YsNDAMSKNRP/vh5lMk1CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T23:12:41.521468Z","bundle_sha256":"8288f9a03dd4c3e09be28b8f8d45dece3d750da2c0aa277fe66faf7e4c8dddca"}}