{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:26Z3GJWPTXQBOITZKX6Q2WMBDY","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":"28a5783b26d1bc74e16885822b0a51e447414655d97de08741b30746fea147be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-02-05T09:13:31Z","title_canon_sha256":"737092b2e073675b9e40b2eb5d947ba1e91dccd2172b5c641d00d358c93daf66"},"schema_version":"1.0","source":{"id":"1402.0979","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.0979","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"arxiv_version","alias_value":"1402.0979v1","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.0979","created_at":"2026-05-18T03:00:02Z"},{"alias_kind":"pith_short_12","alias_value":"26Z3GJWPTXQB","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"26Z3GJWPTXQBOITZ","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"26Z3GJWP","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:5c0e6cafb9bb67de1c0a219af9879cabf36e15018eb37dfd77baf5fc52e2af5b","target":"graph","created_at":"2026-05-18T03:00:02Z","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":"We determine the coupling constants of $\\Sigma$ hyperon with mesons in relativistic mean field (RMF) models using $\\Sigma^-$ atomic shift data and examine the effects of $\\Sigma$ on the neutron star maximum mass. We find that we need to reduce the vector-isovector meson coupling with $\\Sigma$ ($g_{\\rho\\Sigma}$) from the value constrained by the SU(3)v symmetry in order to explain the $\\Sigma^-$ atomic shifts for light symmetric and heavy asymmetric nuclei simultaneously. With the atomic shift fit value of $g_{\\rho\\Sigma}$, $\\Sigma^-$ can emerge in neutron star matter overcoming the repulsive i","authors_text":"A. Ohnishi, K. Tsubakihara, T. Harada","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-02-05T09:13:31Z","title":"Isovector potential of $\\Sigma$ in nuclei and neutron star matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.0979","kind":"arxiv","version":1},"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":"sha256:12360bab80c828257ca1b922ee6dd74b0fc3b9c19a39bb65dd0666dd45bd96c0","target":"record","created_at":"2026-05-18T03:00:02Z","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":"28a5783b26d1bc74e16885822b0a51e447414655d97de08741b30746fea147be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-02-05T09:13:31Z","title_canon_sha256":"737092b2e073675b9e40b2eb5d947ba1e91dccd2172b5c641d00d358c93daf66"},"schema_version":"1.0","source":{"id":"1402.0979","kind":"arxiv","version":1}},"canonical_sha256":"d7b3b326cf9de017227955fd0d59811e3f27e72171a1a3a812df0013ef943b90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7b3b326cf9de017227955fd0d59811e3f27e72171a1a3a812df0013ef943b90","first_computed_at":"2026-05-18T03:00:02.153707Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:00:02.153707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jV8jdulotgA16uR6C3Yo/nnKwJdQHqlT3jXfJaZwvWRYsJxn1ejiMhr5Y0ux5H0ALsFdmPcJ8A2mG0Kk2AZ4BA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:00:02.154328Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.0979","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12360bab80c828257ca1b922ee6dd74b0fc3b9c19a39bb65dd0666dd45bd96c0","sha256:5c0e6cafb9bb67de1c0a219af9879cabf36e15018eb37dfd77baf5fc52e2af5b"],"state_sha256":"65894fc738197f85f54ff772682dd986318dbb827e7cc4af2b389e29f19ad896"}