{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:FKSNIY25FOW5HYVTSAXGYID4SG","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":"c9eaa08edeb24fbcb6154c37fc513c25ff9bb0ad54881623b70dd70f880c095d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-01-11T05:06:36Z","title_canon_sha256":"cd80498212b683687ecf5902b84c9385d1443288ae498b7de410f1e8e6aae319"},"schema_version":"1.0","source":{"id":"1401.3260","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.3260","created_at":"2026-05-18T03:02:19Z"},{"alias_kind":"arxiv_version","alias_value":"1401.3260v1","created_at":"2026-05-18T03:02:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.3260","created_at":"2026-05-18T03:02:19Z"},{"alias_kind":"pith_short_12","alias_value":"FKSNIY25FOW5","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FKSNIY25FOW5HYVT","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FKSNIY25","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:5849228c7967f845a266a7e3912023debb8142e1cd29208498885624257db2ab","target":"graph","created_at":"2026-05-18T03:02:19Z","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":"We extend the three-flavor linear sigma model with (axial-)vector mesons to four flavors. We compute the masses of (pseudo)scalar and (axial-)vector mesons including open and hidden charmed mesons as well as weak decay constants. The results are in good agreement with experimental data.","authors_text":"Walaa I. Eshraim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-01-11T05:06:36Z","title":"Masses of light and heavy mesons in a $U(4)_r \\times U(4)_l$ linear sigma model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.3260","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:bdd2cf20e9b9ac4ea5ced5653fc3826abae2ba4c4d75dd1e214f34400ac03da7","target":"record","created_at":"2026-05-18T03:02:19Z","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":"c9eaa08edeb24fbcb6154c37fc513c25ff9bb0ad54881623b70dd70f880c095d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-01-11T05:06:36Z","title_canon_sha256":"cd80498212b683687ecf5902b84c9385d1443288ae498b7de410f1e8e6aae319"},"schema_version":"1.0","source":{"id":"1401.3260","kind":"arxiv","version":1}},"canonical_sha256":"2aa4d4635d2badd3e2b3902e6c207c91aaa9d761bc8cc595712c40a451408c24","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2aa4d4635d2badd3e2b3902e6c207c91aaa9d761bc8cc595712c40a451408c24","first_computed_at":"2026-05-18T03:02:19.079461Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:02:19.079461Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JYS68UAI/o3l235ecyGNBKZlkw/kKhmY8Z1y1pXXT88/q9T80bzVKam+/P9jLhBEWjBKjYUNqB4hdkl/oWp3AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:02:19.080768Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.3260","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bdd2cf20e9b9ac4ea5ced5653fc3826abae2ba4c4d75dd1e214f34400ac03da7","sha256:5849228c7967f845a266a7e3912023debb8142e1cd29208498885624257db2ab"],"state_sha256":"cb34f2c93fb70e62b1c687d04f7425ca3dc2f819444b3cc398ead121425b7746"}