{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:TKBGQCQMQMBG6PKHOFIWA64CIH","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":"f08cbb291d51a4ce273be29cc3f533f710c04c49db57c6008c9325fb8bd38b56","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-14T02:16:33Z","title_canon_sha256":"40cd7573737842b2641c777a5a6ee055f702980821e263bf4c6323651eab24f3"},"schema_version":"1.0","source":{"id":"1404.3450","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3450","created_at":"2026-05-18T02:44:08Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3450v4","created_at":"2026-05-18T02:44:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3450","created_at":"2026-05-18T02:44:08Z"},{"alias_kind":"pith_short_12","alias_value":"TKBGQCQMQMBG","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TKBGQCQMQMBG6PKH","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TKBGQCQM","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:685f252e9a91ad58711a359e6dc7f91a248fcb7d3b3fa4db4e08389b43f7161a","target":"graph","created_at":"2026-05-18T02:44:08Z","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":"Motivated by the LHCb's recent confirmation of $Z_1(4475)$ as the $J^P=1^+$ resonance, we investigate various exotic interpretations of $Z_1(4475)$, which may be an axial vector tetraquark state, the P-wave excitation of the S-wave $D_1 {\\bar D}^\\ast$ or $D_2 {\\bar D}^\\ast$ molecule, the S-wave molecule composed of a $D$ or $D^*$ meson and a D-wave vector $D$ meson, or the cousin molecular state of $Z_c(3900)$ and $Z_c(4020)$ composed of a $D$ or $D^*$ meson and their radial excitations. With the help of the heavy quark symmetry, we predict the typical radiative and hidden-charm and open-charm","authors_text":"Li Ma, Shi-Lin Zhu, Xiang Liu, Xiao-Hai Liu","cross_cats":["hep-ex","hep-lat","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-14T02:16:33Z","title":"Exotic Four Quark Matter: $Z_1(4475)$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3450","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:bece2cd518c4d621adad4ff33558697b8f932a266483701ba1e66eba998c5482","target":"record","created_at":"2026-05-18T02:44:08Z","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":"f08cbb291d51a4ce273be29cc3f533f710c04c49db57c6008c9325fb8bd38b56","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-04-14T02:16:33Z","title_canon_sha256":"40cd7573737842b2641c777a5a6ee055f702980821e263bf4c6323651eab24f3"},"schema_version":"1.0","source":{"id":"1404.3450","kind":"arxiv","version":4}},"canonical_sha256":"9a82680a0c83026f3d477151607b8241efac0fbbf320a270d35a7f8a2627fc7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a82680a0c83026f3d477151607b8241efac0fbbf320a270d35a7f8a2627fc7d","first_computed_at":"2026-05-18T02:44:08.949441Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:44:08.949441Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FVsM4ravAZZ0CAiYSwbBeeC5F720PGizvdIyi8f0ixC0pl6xKeRNhmGjoUsQB17F6LQjew+Rn/J34iqrW+raBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:44:08.949942Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.3450","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bece2cd518c4d621adad4ff33558697b8f932a266483701ba1e66eba998c5482","sha256:685f252e9a91ad58711a359e6dc7f91a248fcb7d3b3fa4db4e08389b43f7161a"],"state_sha256":"851a740343cd95b7aa1b3e9d811a87c0779cec661a17acfeddaa69ddef9727ec"}