{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:6KI5QWYAA42WYMOSYMQIOFKO3F","short_pith_number":"pith:6KI5QWYA","schema_version":"1.0","canonical_sha256":"f291d85b0007356c31d2c32087154ed963145c464d4e14de4b4cbe4f570289e7","source":{"kind":"arxiv","id":"quant-ph/0503089","version":3},"attestation_state":"computed","paper":{"title":"Evolution from Entanglement to Decoherence of Bipartite Mixed \"X\" States","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J. H. Eberly, Ting Yu","submitted_at":"2005-03-09T14:34:56Z","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."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"quant-ph/0503089","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2005-03-09T14:34:56Z","cross_cats_sorted":[],"title_canon_sha256":"391aa6828d5612634075431d018722dbcd1d406097ceaf9c95adee08475e44b2","abstract_canon_sha256":"5afa3f10719c567df17e97bad1885c31adc5162264ae79f213ffd51509484f49"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:02:18.415349Z","signature_b64":"Yd2M2J+j4dOOeBsjBpOzorCQEHUkXe8KiEIgsw3DNEaljn1BOsGKrOUueq5POaPFuMOfIeK463Sy7wHGc2tOAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f291d85b0007356c31d2c32087154ed963145c464d4e14de4b4cbe4f570289e7","last_reissued_at":"2026-07-04T15:02:18.414994Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:02:18.414994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution from Entanglement to Decoherence of Bipartite Mixed \"X\" States","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J. H. Eberly, Ting Yu","submitted_at":"2005-03-09T14:34:56Z","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."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0503089","kind":"arxiv","version":3},"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/quant-ph/0503089/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0503089","created_at":"2026-07-04T15:02:18.415055+00:00"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0503089v3","created_at":"2026-07-04T15:02:18.415055+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0503089","created_at":"2026-07-04T15:02:18.415055+00:00"},{"alias_kind":"pith_short_12","alias_value":"6KI5QWYAA42W","created_at":"2026-07-04T15:02:18.415055+00:00"},{"alias_kind":"pith_short_16","alias_value":"6KI5QWYAA42WYMOS","created_at":"2026-07-04T15:02:18.415055+00:00"},{"alias_kind":"pith_short_8","alias_value":"6KI5QWYA","created_at":"2026-07-04T15:02:18.415055+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2605.23197","citing_title":"Anomalous Decay of Quantum Resources: The Entanglement Sudden Death Mpemba Effect","ref_index":56,"is_internal_anchor":true},{"citing_arxiv_id":"2605.23197","citing_title":"Anomalous Decay of Quantum Resources: The Entanglement Sudden Death Mpemba Effect","ref_index":56,"is_internal_anchor":true},{"citing_arxiv_id":"2406.19125","citing_title":"Entanglement Harvesting and Quantum Discord of Alpha Vacua in de Sitter Space","ref_index":41,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F","json":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F.json","graph_json":"https://pith.science/api/pith-number/6KI5QWYAA42WYMOSYMQIOFKO3F/graph.json","events_json":"https://pith.science/api/pith-number/6KI5QWYAA42WYMOSYMQIOFKO3F/events.json","paper":"https://pith.science/paper/6KI5QWYA"},"agent_actions":{"view_html":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F","download_json":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F.json","view_paper":"https://pith.science/paper/6KI5QWYA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=quant-ph/0503089&json=true","fetch_graph":"https://pith.science/api/pith-number/6KI5QWYAA42WYMOSYMQIOFKO3F/graph.json","fetch_events":"https://pith.science/api/pith-number/6KI5QWYAA42WYMOSYMQIOFKO3F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F/action/storage_attestation","attest_author":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F/action/author_attestation","sign_citation":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F/action/citation_signature","submit_replication":"https://pith.science/pith/6KI5QWYAA42WYMOSYMQIOFKO3F/action/replication_record"}},"created_at":"2026-07-04T15:02:18.415055+00:00","updated_at":"2026-07-04T15:02:18.415055+00:00"}