{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3GE6JX4NSHT6KRH7QSFFIGFNLZ","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":"7bfafdcad01ffd5f2b5b8f4a083809fed6d88ae90bd7bcec101e47075b277a34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-10-04T13:56:36Z","title_canon_sha256":"8f435cfa05684f3e0f2bb82239ff293d00435a10fcce1d00dac0671b0f461dd8"},"schema_version":"1.0","source":{"id":"1510.00938","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00938","created_at":"2026-05-18T01:24:51Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00938v1","created_at":"2026-05-18T01:24:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00938","created_at":"2026-05-18T01:24:51Z"},{"alias_kind":"pith_short_12","alias_value":"3GE6JX4NSHT6","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3GE6JX4NSHT6KRH7","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3GE6JX4N","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:45a81ae6524a50f691747755b18c701049afd8699b855af658c185a559491066","target":"graph","created_at":"2026-05-18T01:24:51Z","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 $\\rho(770)$ vector resonance, its radial recurrences, and the corresponding P-wave $\\pi\\pi$ phase shifts are investigated in an unquenched quark model with all classes of relevant decay channels included, viz. pseudoscalar-pseudoscalar, vector-pseudoscalar, vector-vector, vector-scalar, axialvector-pseudoscalar, and axialvector-vector, totalling 26 channels. Two of the few model parameters are fixed at previously used values, whereas the other three are adjusted to the $\\rho(770)$ resonance and the lower P-wave $\\pi\\pi$ phases. Preliminary results indicate the model's capacity to reproduce","authors_text":"Eef van Beveren, George Rupp, Susana Coito","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-10-04T13:56:36Z","title":"Unquenched quark-model calculation of excited $\\rho$ resonances and P-wave $\\pi\\pi$ phase shifts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00938","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:d5aa82fb7a919b59b7020c00a936097b50d0c1eb03fa4a166024e99bae6e6aa9","target":"record","created_at":"2026-05-18T01:24:51Z","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":"7bfafdcad01ffd5f2b5b8f4a083809fed6d88ae90bd7bcec101e47075b277a34","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-10-04T13:56:36Z","title_canon_sha256":"8f435cfa05684f3e0f2bb82239ff293d00435a10fcce1d00dac0671b0f461dd8"},"schema_version":"1.0","source":{"id":"1510.00938","kind":"arxiv","version":1}},"canonical_sha256":"d989e4df8d91e7e544ff848a5418ad5e4bda22a6b264d0e3320ac3b212e5c396","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d989e4df8d91e7e544ff848a5418ad5e4bda22a6b264d0e3320ac3b212e5c396","first_computed_at":"2026-05-18T01:24:51.864203Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:24:51.864203Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mchc9tk7eZs+B36PzOr2ZIrmi24fk3of9MDUwrQvJYA2DImqFrmg1NwHAPxL9DGYN/1imhrL5iJV2OvNIhv/Bw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:24:51.864909Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.00938","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d5aa82fb7a919b59b7020c00a936097b50d0c1eb03fa4a166024e99bae6e6aa9","sha256:45a81ae6524a50f691747755b18c701049afd8699b855af658c185a559491066"],"state_sha256":"6a6d51f7db357b53e7dd6879dd6cf9bb808ec79b4bd7ff95d5aa638d8c30953a"}