{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:NHQAFUS7UMGUNRGORWQNBRYKPP","short_pith_number":"pith:NHQAFUS7","canonical_record":{"source":{"id":"1411.2723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-11T08:14:31Z","cross_cats_sorted":["hep-th","physics.hist-ph"],"title_canon_sha256":"2d86221c8952d9f4aab7b4c31e3968849e02fc8ab5a8dcc5de05b6aa74e62115","abstract_canon_sha256":"95359cd9eaadb57ede9aa564316d8ae8dc8d1adb554c8753931b46b5774b5525"},"schema_version":"1.0"},"canonical_sha256":"69e002d25fa30d46c4ce8da0d0c70a7bc8f9e55ef2c0680bfeefb0f92b94398d","source":{"kind":"arxiv","id":"1411.2723","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2723","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2723v1","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2723","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"pith_short_12","alias_value":"NHQAFUS7UMGU","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NHQAFUS7UMGUNRGO","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NHQAFUS7","created_at":"2026-05-18T12:28:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:NHQAFUS7UMGUNRGORWQNBRYKPP","target":"record","payload":{"canonical_record":{"source":{"id":"1411.2723","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-11T08:14:31Z","cross_cats_sorted":["hep-th","physics.hist-ph"],"title_canon_sha256":"2d86221c8952d9f4aab7b4c31e3968849e02fc8ab5a8dcc5de05b6aa74e62115","abstract_canon_sha256":"95359cd9eaadb57ede9aa564316d8ae8dc8d1adb554c8753931b46b5774b5525"},"schema_version":"1.0"},"canonical_sha256":"69e002d25fa30d46c4ce8da0d0c70a7bc8f9e55ef2c0680bfeefb0f92b94398d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:27.108937Z","signature_b64":"7xH88q7hSqc1IpwPi+DrR/u+ndFZoAWfv2Re62s3LwdgEvzeHkGXsLD0ACTtQ28t6CZJ22uo2niotH2M1sDYAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69e002d25fa30d46c4ce8da0d0c70a7bc8f9e55ef2c0680bfeefb0f92b94398d","last_reissued_at":"2026-05-18T01:58:27.108531Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:27.108531Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.2723","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":"2026-05-18T01:58:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rEcxznRWxRpOJSeE3kMGVwzLbxftPN2XUDvLagDmdF/UBU6Tohp1a3mg5aw1rOgRrQCl4TFXGrA9Gsjj0jxADQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T15:48:42.397891Z"},"content_sha256":"c3b55484d0b95e96f099541e45dca91fc42c5f9044e48743fc3c7ec73f5ec44d","schema_version":"1.0","event_id":"sha256:c3b55484d0b95e96f099541e45dca91fc42c5f9044e48743fc3c7ec73f5ec44d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:NHQAFUS7UMGUNRGORWQNBRYKPP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Conservation of information and the foundations of quantum mechanics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","physics.hist-ph"],"primary_cat":"quant-ph","authors_text":"C. M. Scandolo, G. Chiribella","submitted_at":"2014-11-11T08:14:31Z","abstract_excerpt":"We review a recent approach to the foundations of quantum mechanics inspired by quantum information theory. The approach is based on a general framework, which allows one to address a large class of physical theories which share basic information-theoretic features. We first illustrate two very primitive features, expressed by the axioms of causality and purity-preservation, which are satisfied by both classical and quantum theory. We then discuss the axiom of purification, which expresses a strong version of the Conservation of Information and captures the core of a vast number of protocols i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2723","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":""},"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":"2026-05-18T01:58:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1IqLQPPmaDMpea4jgkdsKvayWWYWuPtlzFdBmlnM5toJePaHDWtHBTJ2lYp2WXH5Ww2+Af2nzc+CBFEnWZ8jDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T15:48:42.398240Z"},"content_sha256":"82f67eb95faaa6f8b9008413889d7b192c15ed9f9e4ff59054fd3ab50f916b48","schema_version":"1.0","event_id":"sha256:82f67eb95faaa6f8b9008413889d7b192c15ed9f9e4ff59054fd3ab50f916b48"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/bundle.json","state_url":"https://pith.science/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/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":"2026-06-03T15:48:42Z","links":{"resolver":"https://pith.science/pith/NHQAFUS7UMGUNRGORWQNBRYKPP","bundle":"https://pith.science/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/bundle.json","state":"https://pith.science/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NHQAFUS7UMGUNRGORWQNBRYKPP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:NHQAFUS7UMGUNRGORWQNBRYKPP","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":"95359cd9eaadb57ede9aa564316d8ae8dc8d1adb554c8753931b46b5774b5525","cross_cats_sorted":["hep-th","physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-11T08:14:31Z","title_canon_sha256":"2d86221c8952d9f4aab7b4c31e3968849e02fc8ab5a8dcc5de05b6aa74e62115"},"schema_version":"1.0","source":{"id":"1411.2723","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2723","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2723v1","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2723","created_at":"2026-05-18T01:58:27Z"},{"alias_kind":"pith_short_12","alias_value":"NHQAFUS7UMGU","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NHQAFUS7UMGUNRGO","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NHQAFUS7","created_at":"2026-05-18T12:28:41Z"}],"graph_snapshots":[{"event_id":"sha256:82f67eb95faaa6f8b9008413889d7b192c15ed9f9e4ff59054fd3ab50f916b48","target":"graph","created_at":"2026-05-18T01:58:27Z","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 review a recent approach to the foundations of quantum mechanics inspired by quantum information theory. The approach is based on a general framework, which allows one to address a large class of physical theories which share basic information-theoretic features. We first illustrate two very primitive features, expressed by the axioms of causality and purity-preservation, which are satisfied by both classical and quantum theory. We then discuss the axiom of purification, which expresses a strong version of the Conservation of Information and captures the core of a vast number of protocols i","authors_text":"C. M. Scandolo, G. Chiribella","cross_cats":["hep-th","physics.hist-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-11T08:14:31Z","title":"Conservation of information and the foundations of quantum mechanics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2723","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:c3b55484d0b95e96f099541e45dca91fc42c5f9044e48743fc3c7ec73f5ec44d","target":"record","created_at":"2026-05-18T01:58:27Z","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":"95359cd9eaadb57ede9aa564316d8ae8dc8d1adb554c8753931b46b5774b5525","cross_cats_sorted":["hep-th","physics.hist-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-11T08:14:31Z","title_canon_sha256":"2d86221c8952d9f4aab7b4c31e3968849e02fc8ab5a8dcc5de05b6aa74e62115"},"schema_version":"1.0","source":{"id":"1411.2723","kind":"arxiv","version":1}},"canonical_sha256":"69e002d25fa30d46c4ce8da0d0c70a7bc8f9e55ef2c0680bfeefb0f92b94398d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69e002d25fa30d46c4ce8da0d0c70a7bc8f9e55ef2c0680bfeefb0f92b94398d","first_computed_at":"2026-05-18T01:58:27.108531Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:27.108531Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7xH88q7hSqc1IpwPi+DrR/u+ndFZoAWfv2Re62s3LwdgEvzeHkGXsLD0ACTtQ28t6CZJ22uo2niotH2M1sDYAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:27.108937Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.2723","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c3b55484d0b95e96f099541e45dca91fc42c5f9044e48743fc3c7ec73f5ec44d","sha256:82f67eb95faaa6f8b9008413889d7b192c15ed9f9e4ff59054fd3ab50f916b48"],"state_sha256":"e1a581cf703f78c4eb5310fa0dec2857d54b332b3258165039839948255d5e6a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rG16r1JtfnGI3LeipQW2W08TBUUBT0RkKHTlySIDGjFXiGIRQQGLCLt0QAwwCac93vyDabzk21pC9Jod1n0rAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T15:48:42.400105Z","bundle_sha256":"257b99b0ce993bae7392ce2d1488c4257ef860efc6fad94d655590b58cc74999"}}