{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:RMTHR2BKA6IGEOWRUMAY3T7BTI","short_pith_number":"pith:RMTHR2BK","schema_version":"1.0","canonical_sha256":"8b2678e82a0790623ad1a3018dcfe19a211df9baea40b1fdc38b43ff367619b5","source":{"kind":"arxiv","id":"1506.05784","version":3},"attestation_state":"computed","paper":{"title":"Generalised integrable $\\lambda$- and $\\eta$-deformations and their relation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP","nlin.SI"],"primary_cat":"hep-th","authors_text":"Daniel C. Thompson, Konstantinos Sfetsos, Konstantinos Siampos","submitted_at":"2015-06-18T19:38:13Z","abstract_excerpt":"We construct two-parameter families of integrable $\\lambda$-deformations of two-dimensional field theories. These interpolate between a CFT (a WZW/gauged WZW model) and the non-Abelian T-dual of a principal chiral model on a group/symmetric coset space. In examples based on the $SU(2)$ WZW model and the $SU(2)/U(1)$ exact coset CFT, we show that these deformations are related to bi-Yang-Baxter generalisations of $\\eta$-deformations via Poisson-Lie T-duality and analytic continuation. We illustrate the quantum behaviour of our models under RG flow. As a byproduct we demonstrate that the bi-Yang"},"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":"1506.05784","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-06-18T19:38:13Z","cross_cats_sorted":["math-ph","math.MP","nlin.SI"],"title_canon_sha256":"71f0b63df75db627095cea69bef92162e6c22c0159114f03f365264d9fe40dda","abstract_canon_sha256":"f467468c19af88c453bc539fd5ebc638e4b095eba2db7660a6820a9a2347e97d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:34.474296Z","signature_b64":"jDL/btG99KTQuNKD/8AVUxltSZawnMnDTpsVD7x+TqmvGJ/cYs6JqletvKwKsTKq6p2iUW0R7laBGWM9831ADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b2678e82a0790623ad1a3018dcfe19a211df9baea40b1fdc38b43ff367619b5","last_reissued_at":"2026-05-18T01:34:34.473654Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:34.473654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Generalised integrable $\\lambda$- and $\\eta$-deformations and their relation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP","nlin.SI"],"primary_cat":"hep-th","authors_text":"Daniel C. Thompson, Konstantinos Sfetsos, Konstantinos Siampos","submitted_at":"2015-06-18T19:38:13Z","abstract_excerpt":"We construct two-parameter families of integrable $\\lambda$-deformations of two-dimensional field theories. These interpolate between a CFT (a WZW/gauged WZW model) and the non-Abelian T-dual of a principal chiral model on a group/symmetric coset space. In examples based on the $SU(2)$ WZW model and the $SU(2)/U(1)$ exact coset CFT, we show that these deformations are related to bi-Yang-Baxter generalisations of $\\eta$-deformations via Poisson-Lie T-duality and analytic continuation. We illustrate the quantum behaviour of our models under RG flow. As a byproduct we demonstrate that the bi-Yang"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05784","kind":"arxiv","version":3},"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":"1506.05784","created_at":"2026-05-18T01:34:34.473762+00:00"},{"alias_kind":"arxiv_version","alias_value":"1506.05784v3","created_at":"2026-05-18T01:34:34.473762+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05784","created_at":"2026-05-18T01:34:34.473762+00:00"},{"alias_kind":"pith_short_12","alias_value":"RMTHR2BKA6IG","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_16","alias_value":"RMTHR2BKA6IGEOWR","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_8","alias_value":"RMTHR2BK","created_at":"2026-05-18T12:29:39.896362+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2512.06091","citing_title":"Supergravity realisations of $\\lambda$-models","ref_index":16,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI","json":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI.json","graph_json":"https://pith.science/api/pith-number/RMTHR2BKA6IGEOWRUMAY3T7BTI/graph.json","events_json":"https://pith.science/api/pith-number/RMTHR2BKA6IGEOWRUMAY3T7BTI/events.json","paper":"https://pith.science/paper/RMTHR2BK"},"agent_actions":{"view_html":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI","download_json":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI.json","view_paper":"https://pith.science/paper/RMTHR2BK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1506.05784&json=true","fetch_graph":"https://pith.science/api/pith-number/RMTHR2BKA6IGEOWRUMAY3T7BTI/graph.json","fetch_events":"https://pith.science/api/pith-number/RMTHR2BKA6IGEOWRUMAY3T7BTI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI/action/storage_attestation","attest_author":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI/action/author_attestation","sign_citation":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI/action/citation_signature","submit_replication":"https://pith.science/pith/RMTHR2BKA6IGEOWRUMAY3T7BTI/action/replication_record"}},"created_at":"2026-05-18T01:34:34.473762+00:00","updated_at":"2026-05-18T01:34:34.473762+00:00"}