{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:LOU42SQR6JXMBF6JAUMGKLD7Y2","short_pith_number":"pith:LOU42SQR","canonical_record":{"source":{"id":"1603.02622","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-08T19:06:42Z","cross_cats_sorted":[],"title_canon_sha256":"1ef5cc2599e52930a8bc59a40c9464bea65f552d6465be3a8cd62456294acc7f","abstract_canon_sha256":"5d6ecbf32de832b49b34c09af0aa76ecb151b6da7d35906338387727676bb954"},"schema_version":"1.0"},"canonical_sha256":"5ba9cd4a11f26ec097c90518652c7fc6a1ba23a71ee14ff534e3ded4e71b3d5f","source":{"kind":"arxiv","id":"1603.02622","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02622","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02622v1","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02622","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"pith_short_12","alias_value":"LOU42SQR6JXM","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"LOU42SQR6JXMBF6J","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"LOU42SQR","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:LOU42SQR6JXMBF6JAUMGKLD7Y2","target":"record","payload":{"canonical_record":{"source":{"id":"1603.02622","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-08T19:06:42Z","cross_cats_sorted":[],"title_canon_sha256":"1ef5cc2599e52930a8bc59a40c9464bea65f552d6465be3a8cd62456294acc7f","abstract_canon_sha256":"5d6ecbf32de832b49b34c09af0aa76ecb151b6da7d35906338387727676bb954"},"schema_version":"1.0"},"canonical_sha256":"5ba9cd4a11f26ec097c90518652c7fc6a1ba23a71ee14ff534e3ded4e71b3d5f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:36.734899Z","signature_b64":"PxgeiryPqvGhVxoDiCqRzNxGLZtJwLHtfNb2rsxJI2CCpEgDxlobUPd7b/WDDEhpVMgRMrKDXRsW+iZLdrAXDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ba9cd4a11f26ec097c90518652c7fc6a1ba23a71ee14ff534e3ded4e71b3d5f","last_reissued_at":"2026-05-18T01:18:36.734369Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:36.734369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.02622","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":"2026-05-18T01:18:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"THg62aQwE4RRztS0nHmzeYXeJDF44uTNr8fWbZbFQFAn3lQO9cpTazOh1APcy/48XC/Flflygp+6kxnLHMbuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:54:11.131076Z"},"content_sha256":"c9ba2e88ff1f321a48c254ffa56860a17bf307f1f3c5c194d2f2847739fc00b9","schema_version":"1.0","event_id":"sha256:c9ba2e88ff1f321a48c254ffa56860a17bf307f1f3c5c194d2f2847739fc00b9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:LOU42SQR6JXMBF6JAUMGKLD7Y2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamics and protection of entanglement in n-qubit systems within Markovian and non-Markovian environments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alireza Nourmandipour, Mohammad Kazem Tavassoly, Morteza Rafiee","submitted_at":"2016-03-08T19:06:42Z","abstract_excerpt":"We provide an analytical investigation of the pairwise entanglement dynamics for a system, consisting an arbitrary number of qubits dissipating into a common and non-Markovian environment for both weak and strong coupling regimes. In the latter case, a revival of pairwise entanglement due to the memory depth of the environment is observed. The leakage of photons into a continuum state is assumed to be the source of dissipation. We show that for an initially Werner state, the environment washes out the pairwise entanglement, but a series of non-selective measurements can protect the relevant en"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02622","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":"2026-05-18T01:18:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+6OFE/pCseGhEk7eI2Z0zcvZoORwytiwDFbPIiWigrPYzBs9k4ZFKFrSYer2wKogdYqsEPqCjFtrJw6AP25RCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T19:54:11.131436Z"},"content_sha256":"9777316efba3a42006975b79d493070dddfc8a6fdf12cb753e3797ccb1a2d9da","schema_version":"1.0","event_id":"sha256:9777316efba3a42006975b79d493070dddfc8a6fdf12cb753e3797ccb1a2d9da"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/bundle.json","state_url":"https://pith.science/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/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":"2026-06-02T19:54:11Z","links":{"resolver":"https://pith.science/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2","bundle":"https://pith.science/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/bundle.json","state":"https://pith.science/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LOU42SQR6JXMBF6JAUMGKLD7Y2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:LOU42SQR6JXMBF6JAUMGKLD7Y2","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":"5d6ecbf32de832b49b34c09af0aa76ecb151b6da7d35906338387727676bb954","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-08T19:06:42Z","title_canon_sha256":"1ef5cc2599e52930a8bc59a40c9464bea65f552d6465be3a8cd62456294acc7f"},"schema_version":"1.0","source":{"id":"1603.02622","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02622","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02622v1","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02622","created_at":"2026-05-18T01:18:36Z"},{"alias_kind":"pith_short_12","alias_value":"LOU42SQR6JXM","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"LOU42SQR6JXMBF6J","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"LOU42SQR","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:9777316efba3a42006975b79d493070dddfc8a6fdf12cb753e3797ccb1a2d9da","target":"graph","created_at":"2026-05-18T01:18:36Z","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 provide an analytical investigation of the pairwise entanglement dynamics for a system, consisting an arbitrary number of qubits dissipating into a common and non-Markovian environment for both weak and strong coupling regimes. In the latter case, a revival of pairwise entanglement due to the memory depth of the environment is observed. The leakage of photons into a continuum state is assumed to be the source of dissipation. We show that for an initially Werner state, the environment washes out the pairwise entanglement, but a series of non-selective measurements can protect the relevant en","authors_text":"Alireza Nourmandipour, Mohammad Kazem Tavassoly, Morteza Rafiee","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-08T19:06:42Z","title":"Dynamics and protection of entanglement in n-qubit systems within Markovian and non-Markovian environments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02622","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:c9ba2e88ff1f321a48c254ffa56860a17bf307f1f3c5c194d2f2847739fc00b9","target":"record","created_at":"2026-05-18T01:18:36Z","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":"5d6ecbf32de832b49b34c09af0aa76ecb151b6da7d35906338387727676bb954","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-03-08T19:06:42Z","title_canon_sha256":"1ef5cc2599e52930a8bc59a40c9464bea65f552d6465be3a8cd62456294acc7f"},"schema_version":"1.0","source":{"id":"1603.02622","kind":"arxiv","version":1}},"canonical_sha256":"5ba9cd4a11f26ec097c90518652c7fc6a1ba23a71ee14ff534e3ded4e71b3d5f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ba9cd4a11f26ec097c90518652c7fc6a1ba23a71ee14ff534e3ded4e71b3d5f","first_computed_at":"2026-05-18T01:18:36.734369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:36.734369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PxgeiryPqvGhVxoDiCqRzNxGLZtJwLHtfNb2rsxJI2CCpEgDxlobUPd7b/WDDEhpVMgRMrKDXRsW+iZLdrAXDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:36.734899Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.02622","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c9ba2e88ff1f321a48c254ffa56860a17bf307f1f3c5c194d2f2847739fc00b9","sha256:9777316efba3a42006975b79d493070dddfc8a6fdf12cb753e3797ccb1a2d9da"],"state_sha256":"aeb88ce76b3418b78ed6f76c24249139c9f275c04bebd89ce42934a2e42e78af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ryGNrrjvVZmLnjoiK3Sly8QBsDzqdYS2ciOkIKZ+pjMXgpPBuTO6noGazXnoXcSxOFp9yNLtb/esvqRJZjHmAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T19:54:11.133429Z","bundle_sha256":"b7db4fd8bc22d5da44016bc57a001f769af84c5ac8343c65bdd61526da4a37e2"}}