{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:CGPLIOS6LM4LV6SLH5SCHVGE6K","short_pith_number":"pith:CGPLIOS6","canonical_record":{"source":{"id":"1209.3005","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"quant-ph","submitted_at":"2012-09-13T19:39:15Z","cross_cats_sorted":[],"title_canon_sha256":"c68bb25b25fe654a7a25f202b85a700758a50f20068af5aa4982d2c2286a2bca","abstract_canon_sha256":"d1150e65753dc90e14b4bebebab907bd559c7446f89382fb382363900f4796d0"},"schema_version":"1.0"},"canonical_sha256":"119eb43a5e5b38bafa4b3f6423d4c4f2bdd9721c0e2a8ec752848d6c3260b65a","source":{"kind":"arxiv","id":"1209.3005","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3005","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3005v2","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3005","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"pith_short_12","alias_value":"CGPLIOS6LM4L","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CGPLIOS6LM4LV6SL","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CGPLIOS6","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:CGPLIOS6LM4LV6SLH5SCHVGE6K","target":"record","payload":{"canonical_record":{"source":{"id":"1209.3005","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"quant-ph","submitted_at":"2012-09-13T19:39:15Z","cross_cats_sorted":[],"title_canon_sha256":"c68bb25b25fe654a7a25f202b85a700758a50f20068af5aa4982d2c2286a2bca","abstract_canon_sha256":"d1150e65753dc90e14b4bebebab907bd559c7446f89382fb382363900f4796d0"},"schema_version":"1.0"},"canonical_sha256":"119eb43a5e5b38bafa4b3f6423d4c4f2bdd9721c0e2a8ec752848d6c3260b65a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:29.331663Z","signature_b64":"KkVUG/rLpQN2SY1Z//lkMmIzSJijQipcYc2AbljJysij69ZD1VAd2zUZP19SwL/KPFDxd6xwq3irJQI1oXdyAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"119eb43a5e5b38bafa4b3f6423d4c4f2bdd9721c0e2a8ec752848d6c3260b65a","last_reissued_at":"2026-05-18T01:54:29.331155Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:29.331155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.3005","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":"2026-05-18T01:54:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+QGefGDT91Fu0/H75+2ikMPFPv7scM+1n6MbxG3OWtw/BfUbKDSNIc/6G3+EvHS8AGmwB0DPz+Fxay2dDO7+BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:04:53.740627Z"},"content_sha256":"22760217436ffbce1345cd36a917728ef7336f7b9e09d21981b79e7cd6a7aa6c","schema_version":"1.0","event_id":"sha256:22760217436ffbce1345cd36a917728ef7336f7b9e09d21981b79e7cd6a7aa6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:CGPLIOS6LM4LV6SLH5SCHVGE6K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Initial Conditions and Entanglement Sudden Death","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J.H. Eberly, Xiao-Feng Qian","submitted_at":"2012-09-13T19:39:15Z","abstract_excerpt":"We report results bearing on the behavior of non-local decoherence and its potential for being managed or even controlled. The decoherence process known as entanglement sudden death (ESD) can drive prepared entanglement to zero at the same time that local coherences and fidelity remain non-zero. For a generic ESD-susceptible Bell superposition state, we provide rules restricting the occurrence and timing of ESD, amounting to management tools over a continuous variation of initial conditions. These depend on only three parameters: initial purity, entanglement and excitation. Knowledge or contro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3005","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":""},"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":"2026-05-18T01:54:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eTxZ7ECqTUluOD+woQ0rzSLE+VG3xu7+PgzGEMvqZvgtGi0G2XVk0HEMtVOsmijMgtgRzRDETwPSKjNG7eizBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:04:53.741009Z"},"content_sha256":"8a24f3314c168b608803b28ec7719e8f38dde7d82b11b6443142b6c526975dc8","schema_version":"1.0","event_id":"sha256:8a24f3314c168b608803b28ec7719e8f38dde7d82b11b6443142b6c526975dc8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/bundle.json","state_url":"https://pith.science/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/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":"2026-06-02T05:04:53Z","links":{"resolver":"https://pith.science/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K","bundle":"https://pith.science/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/bundle.json","state":"https://pith.science/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CGPLIOS6LM4LV6SLH5SCHVGE6K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:CGPLIOS6LM4LV6SLH5SCHVGE6K","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":"d1150e65753dc90e14b4bebebab907bd559c7446f89382fb382363900f4796d0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"quant-ph","submitted_at":"2012-09-13T19:39:15Z","title_canon_sha256":"c68bb25b25fe654a7a25f202b85a700758a50f20068af5aa4982d2c2286a2bca"},"schema_version":"1.0","source":{"id":"1209.3005","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3005","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3005v2","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3005","created_at":"2026-05-18T01:54:29Z"},{"alias_kind":"pith_short_12","alias_value":"CGPLIOS6LM4L","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CGPLIOS6LM4LV6SL","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CGPLIOS6","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:8a24f3314c168b608803b28ec7719e8f38dde7d82b11b6443142b6c526975dc8","target":"graph","created_at":"2026-05-18T01:54:29Z","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 report results bearing on the behavior of non-local decoherence and its potential for being managed or even controlled. The decoherence process known as entanglement sudden death (ESD) can drive prepared entanglement to zero at the same time that local coherences and fidelity remain non-zero. For a generic ESD-susceptible Bell superposition state, we provide rules restricting the occurrence and timing of ESD, amounting to management tools over a continuous variation of initial conditions. These depend on only three parameters: initial purity, entanglement and excitation. Knowledge or contro","authors_text":"J.H. Eberly, Xiao-Feng Qian","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"quant-ph","submitted_at":"2012-09-13T19:39:15Z","title":"Initial Conditions and Entanglement Sudden Death"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3005","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":"sha256:22760217436ffbce1345cd36a917728ef7336f7b9e09d21981b79e7cd6a7aa6c","target":"record","created_at":"2026-05-18T01:54:29Z","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":"d1150e65753dc90e14b4bebebab907bd559c7446f89382fb382363900f4796d0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"quant-ph","submitted_at":"2012-09-13T19:39:15Z","title_canon_sha256":"c68bb25b25fe654a7a25f202b85a700758a50f20068af5aa4982d2c2286a2bca"},"schema_version":"1.0","source":{"id":"1209.3005","kind":"arxiv","version":2}},"canonical_sha256":"119eb43a5e5b38bafa4b3f6423d4c4f2bdd9721c0e2a8ec752848d6c3260b65a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"119eb43a5e5b38bafa4b3f6423d4c4f2bdd9721c0e2a8ec752848d6c3260b65a","first_computed_at":"2026-05-18T01:54:29.331155Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:29.331155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KkVUG/rLpQN2SY1Z//lkMmIzSJijQipcYc2AbljJysij69ZD1VAd2zUZP19SwL/KPFDxd6xwq3irJQI1oXdyAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:29.331663Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.3005","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22760217436ffbce1345cd36a917728ef7336f7b9e09d21981b79e7cd6a7aa6c","sha256:8a24f3314c168b608803b28ec7719e8f38dde7d82b11b6443142b6c526975dc8"],"state_sha256":"ddc5bba4d99df6273ff2d811b4bb399d60ea3853410aaa5533eeb367f92853f6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vHPlLIMJzovgr5/fsth8Fcg5C3wf/NoqPSEz/yzEW4jJI7y2E8Cs2hTZ9TxDDii3Qqxy5Ia/5RAXKP/u744vDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T05:04:53.743213Z","bundle_sha256":"55070f68b2d216c0b8c58e60185152cebd1be59ad62b768f1e6f78c0c8f8fcff"}}