{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:GM5B7YQTM4HAOR5N2CHBODK25Y","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":"65401f5995bca463894a45db6cd7ad7b78cc24bf8e77eab8f4966c1cecce7eb5","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-15T07:16:59Z","title_canon_sha256":"4725eda8ee58f1f07df804196233af6322e6e2c418e0c829cf5363e4505c2fbf"},"schema_version":"1.0","source":{"id":"hep-ph/0410221","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0410221","created_at":"2026-05-18T00:36:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0410221v1","created_at":"2026-05-18T00:36:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0410221","created_at":"2026-05-18T00:36:56Z"},{"alias_kind":"pith_short_12","alias_value":"GM5B7YQTM4HA","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"GM5B7YQTM4HAOR5N","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"GM5B7YQT","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:f52ff78f83fc85e052b9c82e521dcca2dab7a858f55d90678a2b7997bb100265","target":"graph","created_at":"2026-05-18T00:36:56Z","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 exotic baryon $\\Theta^+(uudd\\bar{s})$ is studied with microscopic calculations in a quark model by using a method of antisymmetrized molecular dynamics(AMD). We predict narrow states, $J^\\pi=1/2^+(I=0)$, $J^\\pi=3/2^+(I=0)$, and $J^\\pi=3/2^-(I=1)$, which nearly degenerate in a low-energy region of the $uudd\\bar{s}$ system. We discuss $NK$ decay widths and estimate them to be $\\Gamma< 7$ for the $J^\\pi=\\{1/2^+,3/2^+\\}$, and $\\Gamma<1$ MeV for the $J^\\pi=3/2^-$ state.","authors_text":"O. Morimatsu, T. Nishikawa, Y. Kanada-En'yo","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2004-10-15T07:16:59Z","title":"Narrow Pentaquark States in a Quark Model with Antisymmetrized Molecular Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0410221","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:e4e13961009526bb54ef71649c0814f81747c403e021f6f807a130b35fe90e02","target":"record","created_at":"2026-05-18T00:36:56Z","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":"65401f5995bca463894a45db6cd7ad7b78cc24bf8e77eab8f4966c1cecce7eb5","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-10-15T07:16:59Z","title_canon_sha256":"4725eda8ee58f1f07df804196233af6322e6e2c418e0c829cf5363e4505c2fbf"},"schema_version":"1.0","source":{"id":"hep-ph/0410221","kind":"arxiv","version":1}},"canonical_sha256":"333a1fe213670e0747add08e170d5aee261c8f05790ec3bdc026b7ee0dc42544","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"333a1fe213670e0747add08e170d5aee261c8f05790ec3bdc026b7ee0dc42544","first_computed_at":"2026-05-18T00:36:56.160275Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:56.160275Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"461E7HhAgmzvOVlVO/NQ8TYOLMFWkZA+B5PQpbewzlxlHlpZRNVpIK3TBYEau6NbDK1UCl0XEdCkakulTbnACQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:56.160816Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0410221","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4e13961009526bb54ef71649c0814f81747c403e021f6f807a130b35fe90e02","sha256:f52ff78f83fc85e052b9c82e521dcca2dab7a858f55d90678a2b7997bb100265"],"state_sha256":"0019d396e46d092366b75433c44ca176a46affc9e12936e3dc01ce307f679597"}