{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:QLE362HOTX4PB4KCQLEESZPPHT","short_pith_number":"pith:QLE362HO","schema_version":"1.0","canonical_sha256":"82c9bf68ee9df8f0f14282c84965ef3cf19c7be5ae9333c3590d4d7f29cb6f46","source":{"kind":"arxiv","id":"nucl-th/0209053","version":1},"attestation_state":"computed","paper":{"title":"S=--1 Meson-Baryon Scattering in Coupled Channel Unitarized Chiral Perturbation Theory","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Centro Mixto Universidad de Valencia-CSIC, C. Garcia-Recio, E. Ruiz Arriola (Departamento de Fisica Moderna, IFIC, J. Nieves, M. Vicente Vacas (Departamento de F\\'isica Te\\'orica, Spain), Spain.), Universidad de Granada, Valencia","submitted_at":"2002-09-18T18:26:24Z","abstract_excerpt":"The $s-$wave meson-baryon scattering amplitude is analyzed for the strangeness $S=-1$ and isospin I=0 sector in a Bethe-Salpeter coupled channel formalism incorporating Chiral Symmetry. Four two-body channels have been considered: $\\bar K N$, $\\pi \\Sigma $, $\\eta \\Lambda $, $ K \\Xi$. The needed two particle irreducible matrix amplitude is taken from lowest order Chiral Perturbation Theory in a relativistic formalism. Off-shell behaviour is parameterized in terms of low energy constants, which outnumber those assumed in previous works and provide a better fit to the data. The position of the co"},"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":"nucl-th/0209053","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2002-09-18T18:26:24Z","cross_cats_sorted":[],"title_canon_sha256":"0cd30c48d6d293fecff9e6b30a11dbac058cd16a820f7a5182a78752c4966e6a","abstract_canon_sha256":"2e4455b4f9be76816cb103647c63725869ed500fa9aa04fda7e11ee23b5b300b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:59.671966Z","signature_b64":"+/xdC99o5vWx+IPHsSsNFA5UZTIsN/mznPFS0y4TFxWGVlaHcw23yCjUyhVMfJOksKPopCs5gZUNGUFHZlZsCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82c9bf68ee9df8f0f14282c84965ef3cf19c7be5ae9333c3590d4d7f29cb6f46","last_reissued_at":"2026-05-18T01:08:59.671504Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:59.671504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"S=--1 Meson-Baryon Scattering in Coupled Channel Unitarized Chiral Perturbation Theory","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Centro Mixto Universidad de Valencia-CSIC, C. Garcia-Recio, E. Ruiz Arriola (Departamento de Fisica Moderna, IFIC, J. Nieves, M. Vicente Vacas (Departamento de F\\'isica Te\\'orica, Spain), Spain.), Universidad de Granada, Valencia","submitted_at":"2002-09-18T18:26:24Z","abstract_excerpt":"The $s-$wave meson-baryon scattering amplitude is analyzed for the strangeness $S=-1$ and isospin I=0 sector in a Bethe-Salpeter coupled channel formalism incorporating Chiral Symmetry. Four two-body channels have been considered: $\\bar K N$, $\\pi \\Sigma $, $\\eta \\Lambda $, $ K \\Xi$. The needed two particle irreducible matrix amplitude is taken from lowest order Chiral Perturbation Theory in a relativistic formalism. Off-shell behaviour is parameterized in terms of low energy constants, which outnumber those assumed in previous works and provide a better fit to the data. The position of the co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0209053","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":"nucl-th/0209053","created_at":"2026-05-18T01:08:59.671588+00:00"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0209053v1","created_at":"2026-05-18T01:08:59.671588+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0209053","created_at":"2026-05-18T01:08:59.671588+00:00"},{"alias_kind":"pith_short_12","alias_value":"QLE362HOTX4P","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"QLE362HOTX4PB4KC","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"QLE362HO","created_at":"2026-05-18T12:25:51.375804+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/QLE362HOTX4PB4KCQLEESZPPHT","json":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT.json","graph_json":"https://pith.science/api/pith-number/QLE362HOTX4PB4KCQLEESZPPHT/graph.json","events_json":"https://pith.science/api/pith-number/QLE362HOTX4PB4KCQLEESZPPHT/events.json","paper":"https://pith.science/paper/QLE362HO"},"agent_actions":{"view_html":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT","download_json":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT.json","view_paper":"https://pith.science/paper/QLE362HO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=nucl-th/0209053&json=true","fetch_graph":"https://pith.science/api/pith-number/QLE362HOTX4PB4KCQLEESZPPHT/graph.json","fetch_events":"https://pith.science/api/pith-number/QLE362HOTX4PB4KCQLEESZPPHT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT/action/storage_attestation","attest_author":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT/action/author_attestation","sign_citation":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT/action/citation_signature","submit_replication":"https://pith.science/pith/QLE362HOTX4PB4KCQLEESZPPHT/action/replication_record"}},"created_at":"2026-05-18T01:08:59.671588+00:00","updated_at":"2026-05-18T01:08:59.671588+00:00"}