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Based on the singlet-octet mixing model and quark-flavor mixing model, the $\\theta_{h_1}$ has been recalculated with a modified formula, by inputting $M_{K_{1B}}$ instead of $\\theta_K$. The values are calculated to be $|{\\theta _K}| = {(42.6 \\pm 2.2)^ \\circ }$, $M_{K_{1B}} = 1333.9 \\pm 4.6\\ {\\rm{MeV}}/c^{2}$ and $\\theta _{h_1} = 29.5\\pm 2.0^\\circ$. Using these calculations as input, we predict that the branching fraction of $J/\\psi \\to \\eta'(\\eta)h_1(1170)$ is "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1911.06967","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-11-16T05:57:16Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"5e1d94f6885a211df1ad80c256579471ce4f19aaca5ef14fbb0f68378449fd2e","abstract_canon_sha256":"8e626a00bc993455df2dcbfd7485f1c370c0203bae1661fb10fd369d904f14ce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:19:41.441253Z","signature_b64":"FBapZSejyfgLGs2prEZnMbIqnjaxMPbEW83DmysKyU7mocDlwh2Gy5F8ooNgCd1lj28OyF/0FSRlmm+zrVqaBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a390e9cfd4252178de935fec9b4f43cf6c9cd81bd94a01342b3a0905c70f80fe","last_reissued_at":"2026-07-05T00:19:41.440823Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:19:41.440823Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evaluation of the $\\theta_K$ and the Mixing angle $\\theta _{h_1}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Bo Zheng, Wenbiao Yan, Xiaohua Li, Ya Gao, Yateng Zhang, Zhen-Hua Zhang","submitted_at":"2019-11-16T05:57:16Z","abstract_excerpt":"The $\\theta_K$ has been re-evaluated via mass relations and latest experimental results, meanwhile, the $M_{K_{1B}}$ also be obtained. Based on the singlet-octet mixing model and quark-flavor mixing model, the $\\theta_{h_1}$ has been recalculated with a modified formula, by inputting $M_{K_{1B}}$ instead of $\\theta_K$. The values are calculated to be $|{\\theta _K}| = {(42.6 \\pm 2.2)^ \\circ }$, $M_{K_{1B}} = 1333.9 \\pm 4.6\\ {\\rm{MeV}}/c^{2}$ and $\\theta _{h_1} = 29.5\\pm 2.0^\\circ$. Using these calculations as input, we predict that the branching fraction of $J/\\psi \\to \\eta'(\\eta)h_1(1170)$ is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.06967","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1911.06967/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1911.06967","created_at":"2026-07-05T00:19:41.440889+00:00"},{"alias_kind":"arxiv_version","alias_value":"1911.06967v1","created_at":"2026-07-05T00:19:41.440889+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.06967","created_at":"2026-07-05T00:19:41.440889+00:00"},{"alias_kind":"pith_short_12","alias_value":"UOIOTT6UEUQX","created_at":"2026-07-05T00:19:41.440889+00:00"},{"alias_kind":"pith_short_16","alias_value":"UOIOTT6UEUQXRXUT","created_at":"2026-07-05T00:19:41.440889+00:00"},{"alias_kind":"pith_short_8","alias_value":"UOIOTT6U","created_at":"2026-07-05T00:19:41.440889+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2501.01075","citing_title":"Studying the $B^{0} \\to J/\\psi h_{1}$ decays with $h_{1}(1170)-h_{1}(1415)$ mixing in the perturbative QCD approach","ref_index":27,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5","json":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5.json","graph_json":"https://pith.science/api/pith-number/UOIOTT6UEUQXRXUTL7WJWT2DZ5/graph.json","events_json":"https://pith.science/api/pith-number/UOIOTT6UEUQXRXUTL7WJWT2DZ5/events.json","paper":"https://pith.science/paper/UOIOTT6U"},"agent_actions":{"view_html":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5","download_json":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5.json","view_paper":"https://pith.science/paper/UOIOTT6U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1911.06967&json=true","fetch_graph":"https://pith.science/api/pith-number/UOIOTT6UEUQXRXUTL7WJWT2DZ5/graph.json","fetch_events":"https://pith.science/api/pith-number/UOIOTT6UEUQXRXUTL7WJWT2DZ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5/action/storage_attestation","attest_author":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5/action/author_attestation","sign_citation":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5/action/citation_signature","submit_replication":"https://pith.science/pith/UOIOTT6UEUQXRXUTL7WJWT2DZ5/action/replication_record"}},"created_at":"2026-07-05T00:19:41.440889+00:00","updated_at":"2026-07-05T00:19:41.440889+00:00"}