{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:MXCZQN56QFRL6N5MYLDOCGNTRY","short_pith_number":"pith:MXCZQN56","canonical_record":{"source":{"id":"0707.2278","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2007-07-16T08:40:43Z","cross_cats_sorted":[],"title_canon_sha256":"093a0e93fefd1f7e3e1104d44068ab351c44b5e93bbdb6f28c28ff1e2b178e95","abstract_canon_sha256":"bd21e5ce8bda2f1084fd626f48b7bc12ca62a7ebe5fcfea6b7ed93c3034f8d43"},"schema_version":"1.0"},"canonical_sha256":"65c59837be8162bf37acc2c6e119b38e37413f02ae227d9ec7fc8e2e9e6e6768","source":{"kind":"arxiv","id":"0707.2278","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.2278","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"0707.2278v2","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.2278","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"MXCZQN56QFRL","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_16","alias_value":"MXCZQN56QFRL6N5M","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_8","alias_value":"MXCZQN56","created_at":"2026-07-04T17:04:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:MXCZQN56QFRL6N5MYLDOCGNTRY","target":"record","payload":{"canonical_record":{"source":{"id":"0707.2278","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2007-07-16T08:40:43Z","cross_cats_sorted":[],"title_canon_sha256":"093a0e93fefd1f7e3e1104d44068ab351c44b5e93bbdb6f28c28ff1e2b178e95","abstract_canon_sha256":"bd21e5ce8bda2f1084fd626f48b7bc12ca62a7ebe5fcfea6b7ed93c3034f8d43"},"schema_version":"1.0"},"canonical_sha256":"65c59837be8162bf37acc2c6e119b38e37413f02ae227d9ec7fc8e2e9e6e6768","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:04:42.266632Z","signature_b64":"9r8y+NHtQC61fgTOB651nuN+gdyKf1c5BS9Xn9FtH3vRMfILlMk6Nvu1Uam8Kuiz1HQF+3ZV6zbQGkPULfaoBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65c59837be8162bf37acc2c6e119b38e37413f02ae227d9ec7fc8e2e9e6e6768","last_reissued_at":"2026-07-04T17:04:42.266295Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:04:42.266295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0707.2278","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":"2026-07-04T17:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"imgHyw+27Es1JxseL/MvyNAHWsctIAJYLzWK97H9Gqz8jIA35RWSe7CR7qpLVM+GkxNmJ4yRKIHrNW9ahmScCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:24:11.511257Z"},"content_sha256":"ed2281597517649652b7efd0da9bf5ff053a3bc869e2788284dca11f5568a294","schema_version":"1.0","event_id":"sha256:ed2281597517649652b7efd0da9bf5ff053a3bc869e2788284dca11f5568a294"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:MXCZQN56QFRL6N5MYLDOCGNTRY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-Markovian entanglement dynamics of noisy continuous variable quantum channels","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Jun-Hong An, Wei-Min Zhang","submitted_at":"2007-07-16T08:40:43Z","abstract_excerpt":"We investigate the entanglement dynamics of continuous-variable quantum channels in terms of an entangled squeezed state of two cavity fields in a general non-Markovian environment. Using the Feynman-Vernon influence functional theory in the coherent-state representation, we derive an exact master equation with time-dependent coefficients reflecting the non-Markovian influence of the environment. The influence of environments with different spectral densities, e.g., Ohmic, sub-Ohmic, and super-Ohmic, is numerically studied. The non-Markovian process shows its remarkable influences on the entan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.2278","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/0707.2278/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":"2026-07-04T17:04:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r5FyI1tTdg839D3ItG5N3VIRNEThAG84HVgrxri0eRD9VPjT3Wpm8dG2qFD+RCaMSm3v6vDXg3BOaU++CuDOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:24:11.512376Z"},"content_sha256":"1ba6db12985bd5a0e7dd1466a8ca3f5443b42d39f0e0acc674485ccfa1e753d7","schema_version":"1.0","event_id":"sha256:1ba6db12985bd5a0e7dd1466a8ca3f5443b42d39f0e0acc674485ccfa1e753d7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/bundle.json","state_url":"https://pith.science/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/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":"2026-08-16T14:24:11Z","links":{"resolver":"https://pith.science/pith/MXCZQN56QFRL6N5MYLDOCGNTRY","bundle":"https://pith.science/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/bundle.json","state":"https://pith.science/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MXCZQN56QFRL6N5MYLDOCGNTRY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:MXCZQN56QFRL6N5MYLDOCGNTRY","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":"bd21e5ce8bda2f1084fd626f48b7bc12ca62a7ebe5fcfea6b7ed93c3034f8d43","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-07-16T08:40:43Z","title_canon_sha256":"093a0e93fefd1f7e3e1104d44068ab351c44b5e93bbdb6f28c28ff1e2b178e95"},"schema_version":"1.0","source":{"id":"0707.2278","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.2278","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"arxiv_version","alias_value":"0707.2278v2","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.2278","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_12","alias_value":"MXCZQN56QFRL","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_16","alias_value":"MXCZQN56QFRL6N5M","created_at":"2026-07-04T17:04:42Z"},{"alias_kind":"pith_short_8","alias_value":"MXCZQN56","created_at":"2026-07-04T17:04:42Z"}],"graph_snapshots":[{"event_id":"sha256:1ba6db12985bd5a0e7dd1466a8ca3f5443b42d39f0e0acc674485ccfa1e753d7","target":"graph","created_at":"2026-07-04T17:04:42Z","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/0707.2278/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the entanglement dynamics of continuous-variable quantum channels in terms of an entangled squeezed state of two cavity fields in a general non-Markovian environment. Using the Feynman-Vernon influence functional theory in the coherent-state representation, we derive an exact master equation with time-dependent coefficients reflecting the non-Markovian influence of the environment. The influence of environments with different spectral densities, e.g., Ohmic, sub-Ohmic, and super-Ohmic, is numerically studied. The non-Markovian process shows its remarkable influences on the entan","authors_text":"Jun-Hong An, Wei-Min Zhang","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2007-07-16T08:40:43Z","title":"Non-Markovian entanglement dynamics of noisy continuous variable quantum channels"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.2278","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:ed2281597517649652b7efd0da9bf5ff053a3bc869e2788284dca11f5568a294","target":"record","created_at":"2026-07-04T17:04:42Z","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":"bd21e5ce8bda2f1084fd626f48b7bc12ca62a7ebe5fcfea6b7ed93c3034f8d43","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-07-16T08:40:43Z","title_canon_sha256":"093a0e93fefd1f7e3e1104d44068ab351c44b5e93bbdb6f28c28ff1e2b178e95"},"schema_version":"1.0","source":{"id":"0707.2278","kind":"arxiv","version":2}},"canonical_sha256":"65c59837be8162bf37acc2c6e119b38e37413f02ae227d9ec7fc8e2e9e6e6768","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65c59837be8162bf37acc2c6e119b38e37413f02ae227d9ec7fc8e2e9e6e6768","first_computed_at":"2026-07-04T17:04:42.266295Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:04:42.266295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9r8y+NHtQC61fgTOB651nuN+gdyKf1c5BS9Xn9FtH3vRMfILlMk6Nvu1Uam8Kuiz1HQF+3ZV6zbQGkPULfaoBw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:04:42.266632Z","signed_message":"canonical_sha256_bytes"},"source_id":"0707.2278","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed2281597517649652b7efd0da9bf5ff053a3bc869e2788284dca11f5568a294","sha256:1ba6db12985bd5a0e7dd1466a8ca3f5443b42d39f0e0acc674485ccfa1e753d7"],"state_sha256":"57544351cc9c225d00d71505b6068aed58e0fca35fc13b82a45a848dfee9d7e4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ehLMlA/Vx9prHCUcrp4hYWiZq7yu2dcYYaKviG/FL27Rc2fOtQwagSZfLrIwDqMbGVPK0Km29+bVr0zHZQOkDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T14:24:11.519275Z","bundle_sha256":"6e2dd1b2455e502cd944d9a6ec594a877367f4d44da7a51b9b5ac2dbe8c5b015"}}