{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:2VXODU3O52DSS3LYN57PWKFEKH","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":"dc35a6b999ddbe353a7655958034161396aec5a7652380db3740844c1664de74","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2001-09-03T14:33:22Z","title_canon_sha256":"057b2bc02e9dac1d0141ca0b3a299dcfe6556e53f03566e3a588398e7b1a5e95"},"schema_version":"1.0","source":{"id":"nucl-th/0109006","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0109006","created_at":"2026-07-04T16:28:40Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0109006v3","created_at":"2026-07-04T16:28:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0109006","created_at":"2026-07-04T16:28:40Z"},{"alias_kind":"pith_short_12","alias_value":"2VXODU3O52DS","created_at":"2026-07-04T16:28:40Z"},{"alias_kind":"pith_short_16","alias_value":"2VXODU3O52DSS3LY","created_at":"2026-07-04T16:28:40Z"},{"alias_kind":"pith_short_8","alias_value":"2VXODU3O","created_at":"2026-07-04T16:28:40Z"}],"graph_snapshots":[{"event_id":"sha256:0ddfb6fa4c005ea6417ca7dead397475269bc854709fb7b61e058efd353da420","target":"graph","created_at":"2026-07-04T16:28:40Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/nucl-th/0109006/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The s-wave meson-baryon interaction in the $S = -1$ sector is studied by means of coupled-channels, using the lowest-order chiral Lagrangian and the N/D method to implement unitarity. The loops are regularized using dimensional renormalization. In addition to the previously studied $\\Lambda (1405)$, employing this chiral approach leads to the dynamical generation of two more s-wave hyperon resonances, the $\\Lambda(1670)$ and $\\Sigma(1620)$ states. We make comparisons with experimental data and look for poles in the complex plane obtaining the couplings of the resonances to the different final ","authors_text":"A. Ramos, C. Bennhold, E. Oset","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2001-09-03T14:33:22Z","title":"Low lying S=-1 excited baryons and chiral symmetry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0109006","kind":"arxiv","version":3},"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":"sha256:0395747c7f0348b633ef16bea3f9cce290b4b50a76bca92bb90566c46e160bd4","target":"record","created_at":"2026-07-04T16:28:40Z","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":"dc35a6b999ddbe353a7655958034161396aec5a7652380db3740844c1664de74","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2001-09-03T14:33:22Z","title_canon_sha256":"057b2bc02e9dac1d0141ca0b3a299dcfe6556e53f03566e3a588398e7b1a5e95"},"schema_version":"1.0","source":{"id":"nucl-th/0109006","kind":"arxiv","version":3}},"canonical_sha256":"d56ee1d36eee87296d786f7efb28a451cadfbd2594efe6ab4efc24d029858566","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d56ee1d36eee87296d786f7efb28a451cadfbd2594efe6ab4efc24d029858566","first_computed_at":"2026-07-04T16:28:40.401367Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:28:40.401367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/WRW07ffyvHE4jUnjy9jmyBMpKJDPM6ZUGXCO6xvP2b2lE/JiI/bCSq+U/lBCQzwDoNfXaetBH+eF3y4FVhMCw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:28:40.401727Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0109006","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0395747c7f0348b633ef16bea3f9cce290b4b50a76bca92bb90566c46e160bd4","sha256:0ddfb6fa4c005ea6417ca7dead397475269bc854709fb7b61e058efd353da420"],"state_sha256":"ded839f9f8cfd84fea08b39d176b6029affcb424f2b44c60a5c982510d706b83"}