{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:DOR4K23ENAWKWBL4KBF6YG6HFG","short_pith_number":"pith:DOR4K23E","schema_version":"1.0","canonical_sha256":"1ba3c56b64682cab057c504bec1bc729b9cdf93330bc3f0ed2699b47e8759641","source":{"kind":"arxiv","id":"1107.3989","version":1},"attestation_state":"computed","paper":{"title":"Relativistic chiral representation of the \\pi N scattering amplitude","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"J. A. Oller, J. M. Alarc\\'on, J. Mart\\'in Camalich, L. Alvarez-Ruso","submitted_at":"2011-07-20T14:20:08Z","abstract_excerpt":"We have analyzed pion-nucleon scattering using the manifestly relativistic covariant frameworks of Infrared Regularization (IR) and Extended-On-Mass-Shell (EOMS) up to O(q^3) in the chiral expansion, where q is a generic small momentum. We describe the low-energy phase shifts with a similar quality as previously achieved with Heavy Baryon Chiral Perturbation Theory, being the EOMS description better than the IR one. The Goldberger-Treiman discrepancy is extracted from data of partial wave analyses using both schemes, obtaining an unacceptable large value for the case of IR due to the loop cont"},"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":"1107.3989","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-07-20T14:20:08Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"08697a86710356d5762ab366b4ea2ad524f46ca37677ccdfc0787ab6594a1d23","abstract_canon_sha256":"67703251dd5029ec45a18a6155e48e84876f41dc7a7a2fdabce7cc66a383abb2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:17:14.273032Z","signature_b64":"XMv3D18x3+8FVcLZqVWcr6GzdR8BqJvlpCf5fCeqyWZLIIGdWG1Usf8HM6/i+SxPwZ27y2UR1NPDc58rJCY8CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ba3c56b64682cab057c504bec1bc729b9cdf93330bc3f0ed2699b47e8759641","last_reissued_at":"2026-05-18T04:17:14.272377Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:17:14.272377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Relativistic chiral representation of the \\pi N scattering amplitude","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"J. A. Oller, J. M. Alarc\\'on, J. Mart\\'in Camalich, L. Alvarez-Ruso","submitted_at":"2011-07-20T14:20:08Z","abstract_excerpt":"We have analyzed pion-nucleon scattering using the manifestly relativistic covariant frameworks of Infrared Regularization (IR) and Extended-On-Mass-Shell (EOMS) up to O(q^3) in the chiral expansion, where q is a generic small momentum. We describe the low-energy phase shifts with a similar quality as previously achieved with Heavy Baryon Chiral Perturbation Theory, being the EOMS description better than the IR one. The Goldberger-Treiman discrepancy is extracted from data of partial wave analyses using both schemes, obtaining an unacceptable large value for the case of IR due to the loop cont"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.3989","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":"1107.3989","created_at":"2026-05-18T04:17:14.272487+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.3989v1","created_at":"2026-05-18T04:17:14.272487+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.3989","created_at":"2026-05-18T04:17:14.272487+00:00"},{"alias_kind":"pith_short_12","alias_value":"DOR4K23ENAWK","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"DOR4K23ENAWKWBL4","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"DOR4K23E","created_at":"2026-05-18T12:26:26.731475+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/DOR4K23ENAWKWBL4KBF6YG6HFG","json":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG.json","graph_json":"https://pith.science/api/pith-number/DOR4K23ENAWKWBL4KBF6YG6HFG/graph.json","events_json":"https://pith.science/api/pith-number/DOR4K23ENAWKWBL4KBF6YG6HFG/events.json","paper":"https://pith.science/paper/DOR4K23E"},"agent_actions":{"view_html":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG","download_json":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG.json","view_paper":"https://pith.science/paper/DOR4K23E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.3989&json=true","fetch_graph":"https://pith.science/api/pith-number/DOR4K23ENAWKWBL4KBF6YG6HFG/graph.json","fetch_events":"https://pith.science/api/pith-number/DOR4K23ENAWKWBL4KBF6YG6HFG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG/action/storage_attestation","attest_author":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG/action/author_attestation","sign_citation":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG/action/citation_signature","submit_replication":"https://pith.science/pith/DOR4K23ENAWKWBL4KBF6YG6HFG/action/replication_record"}},"created_at":"2026-05-18T04:17:14.272487+00:00","updated_at":"2026-05-18T04:17:14.272487+00:00"}