{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:COFMYSLI2HIUJ7RCAFSFJ2XIHB","short_pith_number":"pith:COFMYSLI","schema_version":"1.0","canonical_sha256":"138acc4968d1d144fe22016454eae83873ae03f9e20a1b7d148bcaea9d1d1298","source":{"kind":"arxiv","id":"2308.06722","version":1},"attestation_state":"computed","paper":{"title":"Yang-Gaudin model: A paradigm of many-body physics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Hai-Qing Lin, Xi-Wen Guan","submitted_at":"2023-08-13T08:44:37Z","abstract_excerpt":"Using Bethe's hypothesis, C N Yang exactly solved the one-dimensional (1D) delta-function interacting spin-1/2 Fermi gas with an arbitrary spin-imbalance in 1967. At that time, using a different method, M Gaudin solved the problem of interacting fermions in a spin-balanced case. Later, the 1D delta-function interacting fermion problem was named as the Yang-Gaudin model. It has been in general agreed that a key discovery of C N Yang's work was the cubic matrix equation for the solvability conditions. % This equation was later independently found by R J Baxter for commuting transfer matrices of "},"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":"2308.06722","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2023-08-13T08:44:37Z","cross_cats_sorted":[],"title_canon_sha256":"56dcdce048d487f62f0ba6ed1dfea555b505404fab41e6c51e24c3fc504f3581","abstract_canon_sha256":"120c85eee63bb94bf9fa4532813f9aed845b12f306bba4bd4ac35446dd723558"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:40:44.297348Z","signature_b64":"7t9qjrlvlR6xjVbyS23+l9MVSnOdQxkDrYRzIjmzwo/+HireVBYsfDs2iKXRYzWNRanOjY96IovSPZ2b6oYoDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"138acc4968d1d144fe22016454eae83873ae03f9e20a1b7d148bcaea9d1d1298","last_reissued_at":"2026-07-05T06:40:44.296961Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:40:44.296961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Yang-Gaudin model: A paradigm of many-body physics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Hai-Qing Lin, Xi-Wen Guan","submitted_at":"2023-08-13T08:44:37Z","abstract_excerpt":"Using Bethe's hypothesis, C N Yang exactly solved the one-dimensional (1D) delta-function interacting spin-1/2 Fermi gas with an arbitrary spin-imbalance in 1967. At that time, using a different method, M Gaudin solved the problem of interacting fermions in a spin-balanced case. Later, the 1D delta-function interacting fermion problem was named as the Yang-Gaudin model. It has been in general agreed that a key discovery of C N Yang's work was the cubic matrix equation for the solvability conditions. % This equation was later independently found by R J Baxter for commuting transfer matrices of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.06722","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/2308.06722/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2308.06722","created_at":"2026-07-05T06:40:44.297011+00:00"},{"alias_kind":"arxiv_version","alias_value":"2308.06722v1","created_at":"2026-07-05T06:40:44.297011+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.06722","created_at":"2026-07-05T06:40:44.297011+00:00"},{"alias_kind":"pith_short_12","alias_value":"COFMYSLI2HIU","created_at":"2026-07-05T06:40:44.297011+00:00"},{"alias_kind":"pith_short_16","alias_value":"COFMYSLI2HIUJ7RC","created_at":"2026-07-05T06:40:44.297011+00:00"},{"alias_kind":"pith_short_8","alias_value":"COFMYSLI","created_at":"2026-07-05T06:40:44.297011+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/COFMYSLI2HIUJ7RCAFSFJ2XIHB","json":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB.json","graph_json":"https://pith.science/api/pith-number/COFMYSLI2HIUJ7RCAFSFJ2XIHB/graph.json","events_json":"https://pith.science/api/pith-number/COFMYSLI2HIUJ7RCAFSFJ2XIHB/events.json","paper":"https://pith.science/paper/COFMYSLI"},"agent_actions":{"view_html":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB","download_json":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB.json","view_paper":"https://pith.science/paper/COFMYSLI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2308.06722&json=true","fetch_graph":"https://pith.science/api/pith-number/COFMYSLI2HIUJ7RCAFSFJ2XIHB/graph.json","fetch_events":"https://pith.science/api/pith-number/COFMYSLI2HIUJ7RCAFSFJ2XIHB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB/action/storage_attestation","attest_author":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB/action/author_attestation","sign_citation":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB/action/citation_signature","submit_replication":"https://pith.science/pith/COFMYSLI2HIUJ7RCAFSFJ2XIHB/action/replication_record"}},"created_at":"2026-07-05T06:40:44.297011+00:00","updated_at":"2026-07-05T06:40:44.297011+00:00"}