{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ASBOXODBKUZFUZDBRRTEF6ZI7T","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":"fe87b725d1db86f0d215ea09fd68fcad0e1fcc24ba038fda260f4445dfc11034","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-02-26T00:44:51Z","title_canon_sha256":"c63c1305616508ddec2aaebab0510b729b054ffa4d910677ef3ff28ce2e12f1a"},"schema_version":"1.0","source":{"id":"1302.6284","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.6284","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"arxiv_version","alias_value":"1302.6284v2","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.6284","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"pith_short_12","alias_value":"ASBOXODBKUZF","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"ASBOXODBKUZFUZDB","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"ASBOXODB","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:ca052730d95856ef9f1312d62d40c6c842f027f01d08be3d350910b34ed25d39","target":"graph","created_at":"2026-05-18T03:21:11Z","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 show that open quantum systems of two-level atoms symmetrically coupled to a single-mode photon field can be efficiently simulated by applying a SU(4) group theory to quantum master equations. This is important since many foundational examples in quantum optics fall into this class. We demonstrate the method by finding exact solutions for many-atom open quantum systems such as lasing and steady state superradiance.","authors_text":"D. A. Tieri, Minghui Xu, M. J. Holland","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-02-26T00:44:51Z","title":"Simulating open quantum systems by applying SU(4) to quantum master equations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.6284","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":"sha256:1731b5dd02238102686ad5df137a794f770ad11fd450aa6b32f28718ed42ae18","target":"record","created_at":"2026-05-18T03:21:11Z","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":"fe87b725d1db86f0d215ea09fd68fcad0e1fcc24ba038fda260f4445dfc11034","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-02-26T00:44:51Z","title_canon_sha256":"c63c1305616508ddec2aaebab0510b729b054ffa4d910677ef3ff28ce2e12f1a"},"schema_version":"1.0","source":{"id":"1302.6284","kind":"arxiv","version":2}},"canonical_sha256":"0482ebb86155325a64618c6642fb28fcccf95c7623de70c86b224f24de1ba6ae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0482ebb86155325a64618c6642fb28fcccf95c7623de70c86b224f24de1ba6ae","first_computed_at":"2026-05-18T03:21:11.838761Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:21:11.838761Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ViPdKF+yreh8FrL63KJ7vzY7nOSH24EvB9QPVF52krXG1m24TvfNpOa50QXLeKN7P7wiDJjFkDZYbJIDr0xYDw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:21:11.839500Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.6284","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1731b5dd02238102686ad5df137a794f770ad11fd450aa6b32f28718ed42ae18","sha256:ca052730d95856ef9f1312d62d40c6c842f027f01d08be3d350910b34ed25d39"],"state_sha256":"173c9a30a386736c36d2cc3af069820f71720e8ebdd3495e1d5487512f20a692"}