{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:D3IEKX3DQDC6GVE5PQ2HZZ5DX5","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":"574d9a477298c79c01cb322800363d228bf2ea6bd72757ce6ee9c9aeded431b0","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-01-10T08:49:01Z","title_canon_sha256":"b63f2fabc76c16853570ab43fcffc4196dbc9ed1b76df8c5c5c564c2eb014f93"},"schema_version":"1.0","source":{"id":"1901.03058","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.03058","created_at":"2026-05-17T23:45:25Z"},{"alias_kind":"arxiv_version","alias_value":"1901.03058v2","created_at":"2026-05-17T23:45:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.03058","created_at":"2026-05-17T23:45:25Z"},{"alias_kind":"pith_short_12","alias_value":"D3IEKX3DQDC6","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"D3IEKX3DQDC6GVE5","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"D3IEKX3D","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:393a521b4c2ac6b2c68fa9162aa665cb3f065b504d36a37d00be7701a8e179f8","target":"graph","created_at":"2026-05-17T23:45:25Z","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":"The interaction of the pseudoscalar meson and the baryon octet is investigated by solving the Bethe-Salpeter equation in the unitary coupled-channel approximation, In addition to the Weinberg-Tomozawa term, the contribution of the $s-$ and $u-$ channel potentials in the S-wave approximation are taken into account. In the sector of isospin $I=1/2$ and strangeness $S=0$, a pole is detected in the reasonable region on the complex energy plane of $\\sqrt{s}$ in the center of mass frame by analyzing the behavior of the scattering amplitude, which is higher than the $\\eta N$ threshold and lies on the","authors_text":"Bao-Xi Sun, Si-Yu Zhao, Xiang-Yu Wang","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-01-10T08:49:01Z","title":"The pseudoscalar meson and baryon octet interaction with strangeness zero in the unitary coupled-channel approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.03058","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":"sha256:3a95b309b7c260f1c27dabd4031a5756b58a32efbc741f112a037e865f7932b7","target":"record","created_at":"2026-05-17T23:45:25Z","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":"574d9a477298c79c01cb322800363d228bf2ea6bd72757ce6ee9c9aeded431b0","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-01-10T08:49:01Z","title_canon_sha256":"b63f2fabc76c16853570ab43fcffc4196dbc9ed1b76df8c5c5c564c2eb014f93"},"schema_version":"1.0","source":{"id":"1901.03058","kind":"arxiv","version":2}},"canonical_sha256":"1ed0455f6380c5e3549d7c347ce7a3bf4a51fc555e464e9806d6537db69bfe06","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ed0455f6380c5e3549d7c347ce7a3bf4a51fc555e464e9806d6537db69bfe06","first_computed_at":"2026-05-17T23:45:25.880791Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:25.880791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WK7DouiKpjsWVBrBAH7U3gi0Ul3E3sjGUhYWuRmvTrifNjbsMwuC/+JvaeiPXhouJMi+yW4qYRF7k1yNnOQlCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:25.881268Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.03058","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a95b309b7c260f1c27dabd4031a5756b58a32efbc741f112a037e865f7932b7","sha256:393a521b4c2ac6b2c68fa9162aa665cb3f065b504d36a37d00be7701a8e179f8"],"state_sha256":"921e62284b92b719ed74226580ebf4ab1357a3ea57d53453458830cb02404771"}