{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:6KI5QWYAA42WYMOSYMQIOFKO3F","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":"5afa3f10719c567df17e97bad1885c31adc5162264ae79f213ffd51509484f49","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2005-03-09T14:34:56Z","title_canon_sha256":"391aa6828d5612634075431d018722dbcd1d406097ceaf9c95adee08475e44b2"},"schema_version":"1.0","source":{"id":"quant-ph/0503089","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0503089","created_at":"2026-07-04T15:02:18Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0503089v3","created_at":"2026-07-04T15:02:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0503089","created_at":"2026-07-04T15:02:18Z"},{"alias_kind":"pith_short_12","alias_value":"6KI5QWYAA42W","created_at":"2026-07-04T15:02:18Z"},{"alias_kind":"pith_short_16","alias_value":"6KI5QWYAA42WYMOS","created_at":"2026-07-04T15:02:18Z"},{"alias_kind":"pith_short_8","alias_value":"6KI5QWYA","created_at":"2026-07-04T15:02:18Z"}],"graph_snapshots":[{"event_id":"sha256:1082a1c87cbecf52c19c50ebaef52ea31b55756eb025afe5f370ddecf1879cf2","target":"graph","created_at":"2026-07-04T15:02:18Z","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/quant-ph/0503089/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We examine a class of bipartite mixed states which we call X states and report several analytic results related to the occurrence of so-called entanglement sudden death (ESD) under time evolution in the presence of common types of environmental noise. Avoidance of sudden death by application of purely local operations is shown to be feasible in some cases.","authors_text":"J. H. Eberly, Ting Yu","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2005-03-09T14:34:56Z","title":"Evolution from Entanglement to Decoherence of Bipartite Mixed \"X\" States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0503089","kind":"arxiv","version":3},"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":"sha256:6ae6b0acff5d80504c2cf15f405af863862aafdf216abb2a1e137940e2d316c7","target":"record","created_at":"2026-07-04T15:02:18Z","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":"5afa3f10719c567df17e97bad1885c31adc5162264ae79f213ffd51509484f49","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2005-03-09T14:34:56Z","title_canon_sha256":"391aa6828d5612634075431d018722dbcd1d406097ceaf9c95adee08475e44b2"},"schema_version":"1.0","source":{"id":"quant-ph/0503089","kind":"arxiv","version":3}},"canonical_sha256":"f291d85b0007356c31d2c32087154ed963145c464d4e14de4b4cbe4f570289e7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f291d85b0007356c31d2c32087154ed963145c464d4e14de4b4cbe4f570289e7","first_computed_at":"2026-07-04T15:02:18.414994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:02:18.414994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yd2M2J+j4dOOeBsjBpOzorCQEHUkXe8KiEIgsw3DNEaljn1BOsGKrOUueq5POaPFuMOfIeK463Sy7wHGc2tOAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:02:18.415349Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0503089","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ae6b0acff5d80504c2cf15f405af863862aafdf216abb2a1e137940e2d316c7","sha256:1082a1c87cbecf52c19c50ebaef52ea31b55756eb025afe5f370ddecf1879cf2"],"state_sha256":"70cd50d5ea11653738cc624b6cedbd266782ccc44538b4c74ad3bef047ae1781"}