{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:JALRHCBTHT6M4MG42K4Y7PNTSU","short_pith_number":"pith:JALRHCBT","canonical_record":{"source":{"id":"1009.1081","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-06T16:05:57Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"1be5d823f731644ff61582573e349b792d55fac29795814ca0fe23e82473b5bd","abstract_canon_sha256":"e6f862844d905b5a0b3a96efb33a61e366ea6c281b490ca010abdf27fdd6739b"},"schema_version":"1.0"},"canonical_sha256":"48171388333cfcce30dcd2b98fbdb395291011ce03e1890d92ed8487e0ee348a","source":{"kind":"arxiv","id":"1009.1081","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1081","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1081v2","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1081","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"pith_short_12","alias_value":"JALRHCBTHT6M","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"JALRHCBTHT6M4MG4","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"JALRHCBT","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:JALRHCBTHT6M4MG42K4Y7PNTSU","target":"record","payload":{"canonical_record":{"source":{"id":"1009.1081","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-06T16:05:57Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"1be5d823f731644ff61582573e349b792d55fac29795814ca0fe23e82473b5bd","abstract_canon_sha256":"e6f862844d905b5a0b3a96efb33a61e366ea6c281b490ca010abdf27fdd6739b"},"schema_version":"1.0"},"canonical_sha256":"48171388333cfcce30dcd2b98fbdb395291011ce03e1890d92ed8487e0ee348a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:26.807304Z","signature_b64":"l+jEb1iaqPz7miPm5If1fWp3IoQtdDjvOWTzmuW813imt8aWUZXSDmtwyKT5eHMNtt9c4fBVV8vw1uW5bzv2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48171388333cfcce30dcd2b98fbdb395291011ce03e1890d92ed8487e0ee348a","last_reissued_at":"2026-05-18T04:27:26.806845Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:26.806845Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.1081","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":"2026-05-18T04:27:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZrrmfxgA8lZnuDl7LPoKUhWIr4rX7SOEV4CLKUQduGFWCaL5C+Wsr+5TArQafK44hGpB29zoINxTLEOZAul0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T06:09:43.777332Z"},"content_sha256":"e9300fb036599f2cff04cbe01025076abd90a8f0effe9aedb6c1efe1664b13cd","schema_version":"1.0","event_id":"sha256:e9300fb036599f2cff04cbe01025076abd90a8f0effe9aedb6c1efe1664b13cd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:JALRHCBTHT6M4MG42K4Y7PNTSU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Functional Bethe ansatz methods for the open XXX chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"cond-mat.stat-mech","authors_text":"Alexander Seel, Holger Frahm, Jan H. Grelik, Tobias Wirth","submitted_at":"2010-09-06T16:05:57Z","abstract_excerpt":"We study the spectrum of the integrable open XXX Heisenberg spin chain subject to non-diagonal boundary magnetic fields. The spectral problem for this model can be formulated in terms of functional equations obtained by separation of variables or, equivalently, from the fusion of transfer matrices. For generic boundary conditions the eigenvalues cannot be obtained from the solution of finitely many algebraic Bethe equations. Based on careful finite size studies of the analytic properties of the underlying hierarchy of transfer matrices we devise two approaches to analyze the functional equatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1081","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":""},"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":"2026-05-18T04:27:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FjuZeur6Nwl/I3HhjtDRJJWJJMJ/Gz7dvb8Z3O6HpY9PtqwRpgxULhZ2kQf5lLBQV51omlkUKbPykW++dwW6DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T06:09:43.777686Z"},"content_sha256":"a0fc7c896595759db87c13971e8f772eca23b2fb95c18d1857d02db3b4ff06b8","schema_version":"1.0","event_id":"sha256:a0fc7c896595759db87c13971e8f772eca23b2fb95c18d1857d02db3b4ff06b8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/bundle.json","state_url":"https://pith.science/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/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":"2026-06-23T06:09:43Z","links":{"resolver":"https://pith.science/pith/JALRHCBTHT6M4MG42K4Y7PNTSU","bundle":"https://pith.science/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/bundle.json","state":"https://pith.science/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JALRHCBTHT6M4MG42K4Y7PNTSU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:JALRHCBTHT6M4MG42K4Y7PNTSU","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":"e6f862844d905b5a0b3a96efb33a61e366ea6c281b490ca010abdf27fdd6739b","cross_cats_sorted":["hep-th","math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-06T16:05:57Z","title_canon_sha256":"1be5d823f731644ff61582573e349b792d55fac29795814ca0fe23e82473b5bd"},"schema_version":"1.0","source":{"id":"1009.1081","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1081","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1081v2","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1081","created_at":"2026-05-18T04:27:26Z"},{"alias_kind":"pith_short_12","alias_value":"JALRHCBTHT6M","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"JALRHCBTHT6M4MG4","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"JALRHCBT","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:a0fc7c896595759db87c13971e8f772eca23b2fb95c18d1857d02db3b4ff06b8","target":"graph","created_at":"2026-05-18T04:27:26Z","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 study the spectrum of the integrable open XXX Heisenberg spin chain subject to non-diagonal boundary magnetic fields. The spectral problem for this model can be formulated in terms of functional equations obtained by separation of variables or, equivalently, from the fusion of transfer matrices. For generic boundary conditions the eigenvalues cannot be obtained from the solution of finitely many algebraic Bethe equations. Based on careful finite size studies of the analytic properties of the underlying hierarchy of transfer matrices we devise two approaches to analyze the functional equatio","authors_text":"Alexander Seel, Holger Frahm, Jan H. Grelik, Tobias Wirth","cross_cats":["hep-th","math-ph","math.MP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-06T16:05:57Z","title":"Functional Bethe ansatz methods for the open XXX chain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1081","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:e9300fb036599f2cff04cbe01025076abd90a8f0effe9aedb6c1efe1664b13cd","target":"record","created_at":"2026-05-18T04:27:26Z","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":"e6f862844d905b5a0b3a96efb33a61e366ea6c281b490ca010abdf27fdd6739b","cross_cats_sorted":["hep-th","math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-09-06T16:05:57Z","title_canon_sha256":"1be5d823f731644ff61582573e349b792d55fac29795814ca0fe23e82473b5bd"},"schema_version":"1.0","source":{"id":"1009.1081","kind":"arxiv","version":2}},"canonical_sha256":"48171388333cfcce30dcd2b98fbdb395291011ce03e1890d92ed8487e0ee348a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48171388333cfcce30dcd2b98fbdb395291011ce03e1890d92ed8487e0ee348a","first_computed_at":"2026-05-18T04:27:26.806845Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:27:26.806845Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l+jEb1iaqPz7miPm5If1fWp3IoQtdDjvOWTzmuW813imt8aWUZXSDmtwyKT5eHMNtt9c4fBVV8vw1uW5bzv2Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:27:26.807304Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1081","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e9300fb036599f2cff04cbe01025076abd90a8f0effe9aedb6c1efe1664b13cd","sha256:a0fc7c896595759db87c13971e8f772eca23b2fb95c18d1857d02db3b4ff06b8"],"state_sha256":"dff2838b83f622851da09129defbf08b1013a42f28ac1250c86ea5bfee467945"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Khd8Dq1hxxs52qBoxBZG8f6zq67EQdz4HRXW3pLCKIJqnpWIxClA3sjpQD89OAwv9A1gcgx+S5T2mt0ODCByBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T06:09:43.779570Z","bundle_sha256":"9ab30852774ccce2db2d69bd1733e42bc331cdc36b994e068dd88a5e3eafa641"}}