{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:42PS3A4PF2LL6DPALKSMLMRMPP","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":"504d15f34e932167d91fcfa2b62e3d4bf8944d362720f87a8e12bd188e60eda9","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-08-12T19:41:49Z","title_canon_sha256":"064577703e3a67078280b56e0674aad76c456b3144f5335e8619e2ab50f06b47"},"schema_version":"1.0","source":{"id":"hep-ph/0408152","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0408152","created_at":"2026-05-18T04:18:01Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0408152v4","created_at":"2026-05-18T04:18:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0408152","created_at":"2026-05-18T04:18:01Z"},{"alias_kind":"pith_short_12","alias_value":"42PS3A4PF2LL","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"42PS3A4PF2LL6DPA","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"42PS3A4P","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:fe8ad90d5b3f8e1c4460928171e700780acf54cac13ba2835d601e22d6b8bc56","target":"graph","created_at":"2026-05-18T04:18:01Z","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":"It is shown, that if the pentaquark $\\Theta^+ = uudd\\bar{s}$ baryon can be represented by the local quark current $\\eta_{\\Theta}$, its decay $\\Theta^+ \\to n K^+ (p K^0)$ is forbidden in the limit of chirality conservation. The $\\Theta^+$decay width $\\Gamma$ is proportional to $\\alpha^2_s < 0 | \\bar{q} q | 0 >^2$, where $<0 | \\bar{q} q | 0 >$, $q = u,d,s$ is quark condensate, and, therefore, is strongly suppressed. Also the polarization operator of the pentaquark current with isospin 1 is calculated using the operator product expansion and estimation for it mass is obtained .","authors_text":"A.G. Oganesian, B.L.Ioffe","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2004-08-12T19:41:49Z","title":"Pentaquark decay is suppressed by chirality conservation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0408152","kind":"arxiv","version":4},"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":"sha256:4b9bd6bad01a3c46a1a692957e2e8d40d87fcaa754739561464ab41a6ee5182f","target":"record","created_at":"2026-05-18T04:18:01Z","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":"504d15f34e932167d91fcfa2b62e3d4bf8944d362720f87a8e12bd188e60eda9","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-08-12T19:41:49Z","title_canon_sha256":"064577703e3a67078280b56e0674aad76c456b3144f5335e8619e2ab50f06b47"},"schema_version":"1.0","source":{"id":"hep-ph/0408152","kind":"arxiv","version":4}},"canonical_sha256":"e69f2d838f2e96bf0de05aa4c5b22c7bc3d4b6efe110bb9863462404491bf05b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e69f2d838f2e96bf0de05aa4c5b22c7bc3d4b6efe110bb9863462404491bf05b","first_computed_at":"2026-05-18T04:18:01.907594Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:18:01.907594Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"clNhnsW2GUo4Zv7vC7TKLcpYN2H/ddT9bep+NVmIpmxIbEHTeVZ0DEgQ2I/3kP8vVQOFTT0crwFJ++fIgMiPAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:18:01.908155Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0408152","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b9bd6bad01a3c46a1a692957e2e8d40d87fcaa754739561464ab41a6ee5182f","sha256:fe8ad90d5b3f8e1c4460928171e700780acf54cac13ba2835d601e22d6b8bc56"],"state_sha256":"6387304d738bfb6de1846d43d32dd3de822ea2036bb7ff401a20ecb62fb14ced"}