{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:VPGB2BHVFOILYFHH6IDEHWD774","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":"3f3a4916fe7cad73aa7070b2ad5cbab3781ae726ac008328703b5ab582aedbf9","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-09T15:46:31Z","title_canon_sha256":"59f9d2458693a9c98f5f175f9b7b424bad1cfc21bb21846cf67dfc25a38b3fae"},"schema_version":"1.0","source":{"id":"1505.02286","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02286","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02286v1","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02286","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"pith_short_12","alias_value":"VPGB2BHVFOIL","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"VPGB2BHVFOILYFHH","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"VPGB2BHV","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:5a541041a1dbc7f190ced68529ae6231aa016268bd0f164b386dad569a707412","target":"graph","created_at":"2026-05-18T00:57:50Z","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":"This paper is concerned with a translation invariant network of identical quantum stochastic systems subjected to external quantum noise. Each node of the network is directly coupled to a finite number of its neighbours. This network is modelled as an open quantum harmonic oscillator and is governed by a set of linear quantum stochastic differential equations. The dynamic variables of the network satisfy the canonical commutation relations. Similar large-scale networks can be found, for example, in quantum metamaterials and optical lattices. Using spatial Fourier transform techniques, we obtai","authors_text":"Arash Kh. Sichani, Ian R. Petersen, Igor G. Vladimirov","cross_cats":["cs.SY","math-ph","math.MP","math.OC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-09T15:46:31Z","title":"Covariance Dynamics and Entanglement in Translation Invariant Linear Quantum Stochastic Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02286","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":"sha256:46f573d22c4e3c9b1e1884abbf8f0bbcb7a368b70d02750066c56859ddb17b22","target":"record","created_at":"2026-05-18T00:57:50Z","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":"3f3a4916fe7cad73aa7070b2ad5cbab3781ae726ac008328703b5ab582aedbf9","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-05-09T15:46:31Z","title_canon_sha256":"59f9d2458693a9c98f5f175f9b7b424bad1cfc21bb21846cf67dfc25a38b3fae"},"schema_version":"1.0","source":{"id":"1505.02286","kind":"arxiv","version":1}},"canonical_sha256":"abcc1d04f52b90bc14e7f20643d87fff12f1f8848895174a6ae74ea7e2bd1846","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"abcc1d04f52b90bc14e7f20643d87fff12f1f8848895174a6ae74ea7e2bd1846","first_computed_at":"2026-05-18T00:57:50.665137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:50.665137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VPLb/lQmW82L/cAYXyJ0726c/zTtlv8Lpj08gAhrmDiYH7DlS7U5lE9qunpdI+7zrG0lZaB8l3tb6MLfn1GIBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:50.665768Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.02286","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46f573d22c4e3c9b1e1884abbf8f0bbcb7a368b70d02750066c56859ddb17b22","sha256:5a541041a1dbc7f190ced68529ae6231aa016268bd0f164b386dad569a707412"],"state_sha256":"91321d0d18d7c301a8c194d1c216ffd33126dae0d30d53b59e23460c73e6905c"}