{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:5RFB3TKYM73W4B42V6UAAZ7LUT","short_pith_number":"pith:5RFB3TKY","canonical_record":{"source":{"id":"2207.14193","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-28T15:57:58Z","cross_cats_sorted":["hep-th","math-ph","math.MP","nlin.SI"],"title_canon_sha256":"f2ffd3763799f9b1010d6e1e0a8cb8e7d5be2656d34b402458a9704dc01a9312","abstract_canon_sha256":"b2a4688cf3c8a01261509e0caa4287950de7b44bf0db22042084ac77052590a2"},"schema_version":"1.0"},"canonical_sha256":"ec4a1dcd5867f76e079aafa80067eba4ebfdf6c81ab6717f1b8171e0469f611f","source":{"kind":"arxiv","id":"2207.14193","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.14193","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"arxiv_version","alias_value":"2207.14193v1","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.14193","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_12","alias_value":"5RFB3TKYM73W","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_16","alias_value":"5RFB3TKYM73W4B42","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_8","alias_value":"5RFB3TKY","created_at":"2026-07-05T04:44:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:5RFB3TKYM73W4B42V6UAAZ7LUT","target":"record","payload":{"canonical_record":{"source":{"id":"2207.14193","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-28T15:57:58Z","cross_cats_sorted":["hep-th","math-ph","math.MP","nlin.SI"],"title_canon_sha256":"f2ffd3763799f9b1010d6e1e0a8cb8e7d5be2656d34b402458a9704dc01a9312","abstract_canon_sha256":"b2a4688cf3c8a01261509e0caa4287950de7b44bf0db22042084ac77052590a2"},"schema_version":"1.0"},"canonical_sha256":"ec4a1dcd5867f76e079aafa80067eba4ebfdf6c81ab6717f1b8171e0469f611f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:44:25.437389Z","signature_b64":"BFOH/qJvspS2vkJ0hIff4/7YTbvMDrijUwPlMBZ7nQ8ygmYYpHB2DrBkAmHYMlfrtUu5UT1Y9uEfPelmtAs1BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec4a1dcd5867f76e079aafa80067eba4ebfdf6c81ab6717f1b8171e0469f611f","last_reissued_at":"2026-07-05T04:44:25.436869Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:44:25.436869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.14193","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":"2026-07-05T04:44:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"83xXbG5F+FwIEh09BfmUn5r3O8Xi6gt23oyhy+h5c/7DYSWV4Zjq1avJ4uEBCNbqeTHqjuJ8JVC0DLgl1l1xDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:59:10.041312Z"},"content_sha256":"c3eeb26b5e9c67c4d5e5fb258789e0e4244f3ec6c5e4e8652a1625c63ec66221","schema_version":"1.0","event_id":"sha256:c3eeb26b5e9c67c4d5e5fb258789e0e4244f3ec6c5e4e8652a1625c63ec66221"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:5RFB3TKYM73W4B42V6UAAZ7LUT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Bethe ansatz for a new integrable open quantum system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP","nlin.SI"],"primary_cat":"cond-mat.stat-mech","authors_text":"Chiara Paletta, Marius de Leeuw","submitted_at":"2022-07-28T15:57:58Z","abstract_excerpt":"In this paper we apply the nested algebraic Bethe ansatz to compute the eigenvalues and the Bethe equations of the transfer matrix of the new integrable Lindbladian found in [1]. We show that it can be written as an integrable spin chain consisting of two interacting XXZ spin chains. We numerically compute the Liouville gap and its dependence on the parameters in the system such as scaling with the system length and interaction strength."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.14193","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2207.14193/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":"2026-07-05T04:44:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8K0cWZ35zmB+dzXnZKVAyDH68i0R8qbfV3MPKVY8BkgFBiKGkrh/LdSdhqEF2gbHH6Sk0TVnrzGtibJ8n75kBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:59:10.041807Z"},"content_sha256":"9007c7294c138efe2b89c6efb9c5fdb4627a6ddc1857ee8c2ddee02166064cc9","schema_version":"1.0","event_id":"sha256:9007c7294c138efe2b89c6efb9c5fdb4627a6ddc1857ee8c2ddee02166064cc9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/bundle.json","state_url":"https://pith.science/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/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":"2026-08-04T12:59:10Z","links":{"resolver":"https://pith.science/pith/5RFB3TKYM73W4B42V6UAAZ7LUT","bundle":"https://pith.science/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/bundle.json","state":"https://pith.science/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5RFB3TKYM73W4B42V6UAAZ7LUT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:5RFB3TKYM73W4B42V6UAAZ7LUT","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":"b2a4688cf3c8a01261509e0caa4287950de7b44bf0db22042084ac77052590a2","cross_cats_sorted":["hep-th","math-ph","math.MP","nlin.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-28T15:57:58Z","title_canon_sha256":"f2ffd3763799f9b1010d6e1e0a8cb8e7d5be2656d34b402458a9704dc01a9312"},"schema_version":"1.0","source":{"id":"2207.14193","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.14193","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"arxiv_version","alias_value":"2207.14193v1","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.14193","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_12","alias_value":"5RFB3TKYM73W","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_16","alias_value":"5RFB3TKYM73W4B42","created_at":"2026-07-05T04:44:25Z"},{"alias_kind":"pith_short_8","alias_value":"5RFB3TKY","created_at":"2026-07-05T04:44:25Z"}],"graph_snapshots":[{"event_id":"sha256:9007c7294c138efe2b89c6efb9c5fdb4627a6ddc1857ee8c2ddee02166064cc9","target":"graph","created_at":"2026-07-05T04:44:25Z","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/2207.14193/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper we apply the nested algebraic Bethe ansatz to compute the eigenvalues and the Bethe equations of the transfer matrix of the new integrable Lindbladian found in [1]. We show that it can be written as an integrable spin chain consisting of two interacting XXZ spin chains. We numerically compute the Liouville gap and its dependence on the parameters in the system such as scaling with the system length and interaction strength.","authors_text":"Chiara Paletta, Marius de Leeuw","cross_cats":["hep-th","math-ph","math.MP","nlin.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-28T15:57:58Z","title":"The Bethe ansatz for a new integrable open quantum system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.14193","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:c3eeb26b5e9c67c4d5e5fb258789e0e4244f3ec6c5e4e8652a1625c63ec66221","target":"record","created_at":"2026-07-05T04:44:25Z","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":"b2a4688cf3c8a01261509e0caa4287950de7b44bf0db22042084ac77052590a2","cross_cats_sorted":["hep-th","math-ph","math.MP","nlin.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-28T15:57:58Z","title_canon_sha256":"f2ffd3763799f9b1010d6e1e0a8cb8e7d5be2656d34b402458a9704dc01a9312"},"schema_version":"1.0","source":{"id":"2207.14193","kind":"arxiv","version":1}},"canonical_sha256":"ec4a1dcd5867f76e079aafa80067eba4ebfdf6c81ab6717f1b8171e0469f611f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec4a1dcd5867f76e079aafa80067eba4ebfdf6c81ab6717f1b8171e0469f611f","first_computed_at":"2026-07-05T04:44:25.436869Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:44:25.436869Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BFOH/qJvspS2vkJ0hIff4/7YTbvMDrijUwPlMBZ7nQ8ygmYYpHB2DrBkAmHYMlfrtUu5UT1Y9uEfPelmtAs1BA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:44:25.437389Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.14193","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c3eeb26b5e9c67c4d5e5fb258789e0e4244f3ec6c5e4e8652a1625c63ec66221","sha256:9007c7294c138efe2b89c6efb9c5fdb4627a6ddc1857ee8c2ddee02166064cc9"],"state_sha256":"f2db897b20b0bfbd3d54c39659f60f2ee200b9e206d85c6344fa16edb51b9286"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6F/ZAoZIn8O7Q1h0EK7oUImbvL+QUuc4VJkJvjCSwD7wTbpBshrJVYqNmDuBLwZjFZDYVpA0RVDBSRVTWaJVDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T12:59:10.046654Z","bundle_sha256":"90da3b60d405b819a4c48dc479faafc809601e2af801f80f532f5cb71003295d"}}