{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:7L6MDDUXY2SYWFVF4FBWIVPBU5","short_pith_number":"pith:7L6MDDUX","schema_version":"1.0","canonical_sha256":"fafcc18e97c6a58b16a5e1436455e1a75bae439aa8df9299f868b525071151af","source":{"kind":"arxiv","id":"1401.4901","version":1},"attestation_state":"computed","paper":{"title":"Open spin chains with generic integrable boundaries: Baxter equation and Bethe ansatz completeness from SOV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","hep-th","math.MP","nlin.SI"],"primary_cat":"math-ph","authors_text":"G. Niccoli, J.-M. Maillet, N. Kitanine","submitted_at":"2014-01-20T13:46:14Z","abstract_excerpt":"We solve the longstanding problem to define a functional characterization of the spectrum of the transfer matrix associated to the most general spin-1/2 representations of the 6-vertex reflection algebra for general inhomogeneous chains. The corresponding homogeneous limit reproduces the spectrum of the Hamiltonian of the spin-1/2 open XXZ and XXX quantum chains with the most general integrable boundaries. The spectrum is characterized by a second order finite difference functional equation of Baxter type with an inhomogeneous term which vanishes only for some special but yet interesting non-d"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1401.4901","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2014-01-20T13:46:14Z","cross_cats_sorted":["cond-mat.stat-mech","hep-th","math.MP","nlin.SI"],"title_canon_sha256":"a7a2234c6baeb5f40520305761f5ae84eb6450b350c0b6288c54596d231e3024","abstract_canon_sha256":"743724ee784ffc4c16ad9e97a91691002bcc706f48147bda407274cbb5659f6f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:37.744750Z","signature_b64":"xmQqmyZPGdOmkqqv09KJJomEr4+yb6znhq487eg1RJnDa2dUndJV0S4itaVnxGvhx97fCNDJgEnbm/eo8MWTBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fafcc18e97c6a58b16a5e1436455e1a75bae439aa8df9299f868b525071151af","last_reissued_at":"2026-05-18T00:48:37.744050Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:37.744050Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Open spin chains with generic integrable boundaries: Baxter equation and Bethe ansatz completeness from SOV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","hep-th","math.MP","nlin.SI"],"primary_cat":"math-ph","authors_text":"G. Niccoli, J.-M. Maillet, N. Kitanine","submitted_at":"2014-01-20T13:46:14Z","abstract_excerpt":"We solve the longstanding problem to define a functional characterization of the spectrum of the transfer matrix associated to the most general spin-1/2 representations of the 6-vertex reflection algebra for general inhomogeneous chains. The corresponding homogeneous limit reproduces the spectrum of the Hamiltonian of the spin-1/2 open XXZ and XXX quantum chains with the most general integrable boundaries. The spectrum is characterized by a second order finite difference functional equation of Baxter type with an inhomogeneous term which vanishes only for some special but yet interesting non-d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.4901","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1401.4901","created_at":"2026-05-18T00:48:37.744165+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.4901v1","created_at":"2026-05-18T00:48:37.744165+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.4901","created_at":"2026-05-18T00:48:37.744165+00:00"},{"alias_kind":"pith_short_12","alias_value":"7L6MDDUXY2SY","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_16","alias_value":"7L6MDDUXY2SYWFVF","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_8","alias_value":"7L6MDDUX","created_at":"2026-05-18T12:28:19.803747+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5","json":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5.json","graph_json":"https://pith.science/api/pith-number/7L6MDDUXY2SYWFVF4FBWIVPBU5/graph.json","events_json":"https://pith.science/api/pith-number/7L6MDDUXY2SYWFVF4FBWIVPBU5/events.json","paper":"https://pith.science/paper/7L6MDDUX"},"agent_actions":{"view_html":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5","download_json":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5.json","view_paper":"https://pith.science/paper/7L6MDDUX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.4901&json=true","fetch_graph":"https://pith.science/api/pith-number/7L6MDDUXY2SYWFVF4FBWIVPBU5/graph.json","fetch_events":"https://pith.science/api/pith-number/7L6MDDUXY2SYWFVF4FBWIVPBU5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5/action/storage_attestation","attest_author":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5/action/author_attestation","sign_citation":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5/action/citation_signature","submit_replication":"https://pith.science/pith/7L6MDDUXY2SYWFVF4FBWIVPBU5/action/replication_record"}},"created_at":"2026-05-18T00:48:37.744165+00:00","updated_at":"2026-05-18T00:48:37.744165+00:00"}