{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:TSQF4HOWYND2C4EXDJ37RHWWSZ","short_pith_number":"pith:TSQF4HOW","canonical_record":{"source":{"id":"0810.0026","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-01T11:42:41Z","cross_cats_sorted":[],"title_canon_sha256":"68c9e6529db2e261a03b171b0a6b03de7b4d36d71b92bd3043bff03ae9b9e108","abstract_canon_sha256":"4098c35f922a33ef5483cec38a5950439841a302c0c7bb49b608e188c1064936"},"schema_version":"1.0"},"canonical_sha256":"9ca05e1dd6c347a170971a77f89ed6964f20b0fd2b53756825b6a3df3dcf5461","source":{"kind":"arxiv","id":"0810.0026","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0026","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0026v2","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0026","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_12","alias_value":"TSQF4HOWYND2","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_16","alias_value":"TSQF4HOWYND2C4EX","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_8","alias_value":"TSQF4HOW","created_at":"2026-07-04T15:15:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:TSQF4HOWYND2C4EXDJ37RHWWSZ","target":"record","payload":{"canonical_record":{"source":{"id":"0810.0026","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-01T11:42:41Z","cross_cats_sorted":[],"title_canon_sha256":"68c9e6529db2e261a03b171b0a6b03de7b4d36d71b92bd3043bff03ae9b9e108","abstract_canon_sha256":"4098c35f922a33ef5483cec38a5950439841a302c0c7bb49b608e188c1064936"},"schema_version":"1.0"},"canonical_sha256":"9ca05e1dd6c347a170971a77f89ed6964f20b0fd2b53756825b6a3df3dcf5461","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:15:15.493159Z","signature_b64":"N/F7zuxxXY2Ak6TmY0NZSgJyuQ/TflfbobR1qRMPzzgjsEsKoJoz0HYy8+KKJ7AYXeodWG9tc9BgdCXET/iwCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ca05e1dd6c347a170971a77f89ed6964f20b0fd2b53756825b6a3df3dcf5461","last_reissued_at":"2026-07-04T15:15:15.492744Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:15:15.492744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0810.0026","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":"2026-07-04T15:15:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8gLdgOs10i1BrcVyUEFXTIa3Px0uvJ5PuOeP43H15k6/S1iqyGo+4eUDQAK8Uj6dOG1pp9WGyE50PNRoY7ZzCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T16:18:26.376873Z"},"content_sha256":"810cccd4fed48aef016cd597c49f009c5869b0b63c8d6da515f821a2a3c25ed1","schema_version":"1.0","event_id":"sha256:810cccd4fed48aef016cd597c49f009c5869b0b63c8d6da515f821a2a3c25ed1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:TSQF4HOWYND2C4EXDJ37RHWWSZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entanglement Theory and the Quantum Simulation of Many-Body Physics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Fernando G.S.L. Brandao","submitted_at":"2008-10-01T11:42:41Z","abstract_excerpt":"In this thesis we present new results relevant to two important problems in quantum information science: the development of a theory of entanglement and the exploration of the use of controlled quantum systems to the simulation of quantum many-body phenomena.\n  In the first part we introduce a new approach to the study of entanglement by considering its manipulation under operations not capable of generating entanglement and show there is a total order for multipartite quantum states in this framework. We also present new results on hypothesis testing of correlated sources and give further evi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0026","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/0810.0026/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":"2026-07-04T15:15:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NeDFbYxtAsxZD08IY1LQzozR2nq71rgJiWCvhRdncVbADnRpyNcWXEEB0nvC/dOCkMzS0BbOzHaryj6KsM+pDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T16:18:26.377383Z"},"content_sha256":"e8b70eec262f32cdf1527935526004951686cabcca71b176f1f6e4ec9f77b72b","schema_version":"1.0","event_id":"sha256:e8b70eec262f32cdf1527935526004951686cabcca71b176f1f6e4ec9f77b72b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/bundle.json","state_url":"https://pith.science/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/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":"2026-08-07T16:18:26Z","links":{"resolver":"https://pith.science/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ","bundle":"https://pith.science/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/bundle.json","state":"https://pith.science/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TSQF4HOWYND2C4EXDJ37RHWWSZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:TSQF4HOWYND2C4EXDJ37RHWWSZ","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":"4098c35f922a33ef5483cec38a5950439841a302c0c7bb49b608e188c1064936","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-01T11:42:41Z","title_canon_sha256":"68c9e6529db2e261a03b171b0a6b03de7b4d36d71b92bd3043bff03ae9b9e108"},"schema_version":"1.0","source":{"id":"0810.0026","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0026","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0026v2","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0026","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_12","alias_value":"TSQF4HOWYND2","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_16","alias_value":"TSQF4HOWYND2C4EX","created_at":"2026-07-04T15:15:15Z"},{"alias_kind":"pith_short_8","alias_value":"TSQF4HOW","created_at":"2026-07-04T15:15:15Z"}],"graph_snapshots":[{"event_id":"sha256:e8b70eec262f32cdf1527935526004951686cabcca71b176f1f6e4ec9f77b72b","target":"graph","created_at":"2026-07-04T15:15:15Z","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/0810.0026/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this thesis we present new results relevant to two important problems in quantum information science: the development of a theory of entanglement and the exploration of the use of controlled quantum systems to the simulation of quantum many-body phenomena.\n  In the first part we introduce a new approach to the study of entanglement by considering its manipulation under operations not capable of generating entanglement and show there is a total order for multipartite quantum states in this framework. We also present new results on hypothesis testing of correlated sources and give further evi","authors_text":"Fernando G.S.L. Brandao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-01T11:42:41Z","title":"Entanglement Theory and the Quantum Simulation of Many-Body Physics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0026","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":"sha256:810cccd4fed48aef016cd597c49f009c5869b0b63c8d6da515f821a2a3c25ed1","target":"record","created_at":"2026-07-04T15:15:15Z","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":"4098c35f922a33ef5483cec38a5950439841a302c0c7bb49b608e188c1064936","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-01T11:42:41Z","title_canon_sha256":"68c9e6529db2e261a03b171b0a6b03de7b4d36d71b92bd3043bff03ae9b9e108"},"schema_version":"1.0","source":{"id":"0810.0026","kind":"arxiv","version":2}},"canonical_sha256":"9ca05e1dd6c347a170971a77f89ed6964f20b0fd2b53756825b6a3df3dcf5461","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ca05e1dd6c347a170971a77f89ed6964f20b0fd2b53756825b6a3df3dcf5461","first_computed_at":"2026-07-04T15:15:15.492744Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:15:15.492744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"N/F7zuxxXY2Ak6TmY0NZSgJyuQ/TflfbobR1qRMPzzgjsEsKoJoz0HYy8+KKJ7AYXeodWG9tc9BgdCXET/iwCg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:15:15.493159Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.0026","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:810cccd4fed48aef016cd597c49f009c5869b0b63c8d6da515f821a2a3c25ed1","sha256:e8b70eec262f32cdf1527935526004951686cabcca71b176f1f6e4ec9f77b72b"],"state_sha256":"cd4105b2e112e1d8ae8b7ec4b22757331a4324cdd00a344640843e5de6c1391d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aTlTTEi6Eh8omSgu9DQmKht80ugctnQxED6/MzZSikpQF145ql8HuDW5nLSqf1Jej17U8vocyB3E3Ja19/EGAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T16:18:26.389122Z","bundle_sha256":"14bdefc205cfb6587c59fe87553f4677c4adf80549b4a18548d708e79da3d508"}}