{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:25UWUDGQZ2F26ZK7RQJBAOKRDM","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":"0a60ec7175196769fef9d4de93ca7158b1149fed052ec808d032c895027c801e","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-10-12T14:44:36Z","title_canon_sha256":"6b150b9bc5fdb9bc429b915f3fa47cd16e13c220b21f67ab4979f9be2b3ef805"},"schema_version":"1.0","source":{"id":"0910.2171","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.2171","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"arxiv_version","alias_value":"0910.2171v1","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2171","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"pith_short_12","alias_value":"25UWUDGQZ2F2","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"25UWUDGQZ2F26ZK7","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"25UWUDGQ","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:e01ab88fb4383f764dbfbefb0ed18c4df4f1144e94fe367f75ff218d615bf433","target":"graph","created_at":"2026-05-18T02:34:19Z","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":"Using SU(3) symmetry to constrain the pion BB' couplings, assuming SU(3) breaking comes only from one-loop pion cloud contributions, and using the the covariant spectator theory to describe the photon coupling to the quark core, we show how the experimental masses and magnetic moments of the baryon octet can be used to set a model independent constraint on the strength of the pion cloud contributions to the octet, and hence the nucleon, form factors at Q2=0.","authors_text":"Franz Gross, G. Ramalho, K. Tsushima","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-10-12T14:44:36Z","title":"Using baryon octet magnetic moments and masses to fix the pion cloud contribution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2171","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":"sha256:13010bc6fdf3b7bf46b98215352e11806303e9d61974c26474fb730d5d29687e","target":"record","created_at":"2026-05-18T02:34:19Z","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":"0a60ec7175196769fef9d4de93ca7158b1149fed052ec808d032c895027c801e","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-10-12T14:44:36Z","title_canon_sha256":"6b150b9bc5fdb9bc429b915f3fa47cd16e13c220b21f67ab4979f9be2b3ef805"},"schema_version":"1.0","source":{"id":"0910.2171","kind":"arxiv","version":1}},"canonical_sha256":"d7696a0cd0ce8baf655f8c121039511b08ef3b296e3791f54c53f7af0667cc20","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d7696a0cd0ce8baf655f8c121039511b08ef3b296e3791f54c53f7af0667cc20","first_computed_at":"2026-05-18T02:34:19.234736Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:34:19.234736Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yJPdedzci724H09kluUbeDDa7XGqMdm6VnUCcncelbkgtSggPmygUKHcf9n+eCh5Z3cbgkA9e8V2Jf0+7C5cBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:34:19.235406Z","signed_message":"canonical_sha256_bytes"},"source_id":"0910.2171","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:13010bc6fdf3b7bf46b98215352e11806303e9d61974c26474fb730d5d29687e","sha256:e01ab88fb4383f764dbfbefb0ed18c4df4f1144e94fe367f75ff218d615bf433"],"state_sha256":"d5b5b610fee708d9bc1e163db3f5a3fa19bd50adca72d8a3d599134c31f4aa3d"}