{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:FZ5RKMONDJUA63PZPXASGKTXO4","short_pith_number":"pith:FZ5RKMON","schema_version":"1.0","canonical_sha256":"2e7b1531cd1a680f6df97dc1232a777720d02dd93f79c03648e036a5636457c9","source":{"kind":"arxiv","id":"1511.06998","version":1},"attestation_state":"computed","paper":{"title":"$a_1(1260), a_1(1420)$ and the production in heavy meson decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Wei Wang, Zhen-Xing Zhao","submitted_at":"2015-11-22T11:37:22Z","abstract_excerpt":"The $a_1(1420)$ with $I^G(J^{PC})= 1^-(1^{++})$ observed in the $\\pi^+ f_0(980)$ final state in the $\\pi^-p\\to \\pi^+\\pi^-\\pi^- p$ process by the COMPASS collaboration seems unlikely to be an ordinary $\\bar qq$ mesonic state. Available theoretical explanations include tetraquark or rescattering effects due to $a_1(1260)$ decays. If the $a_1(1420)$ were induced by the rescattering, its production rates are completely determined by those of the $a_1(1260)$. In this work, we propose to explore the ratios of branching fractions of heavy meson weak decays into the $a_1(1420)$ and $a_1(1260)$, and te"},"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":"1511.06998","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-22T11:37:22Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"255b5dacd866199298f4a89e1c6debfda4a66964c57e8bab955f145b582235e2","abstract_canon_sha256":"0bad2853397d0f51adc82111bb6dd3e04da6bbb3e5651b319255c99528fda91c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:22.045377Z","signature_b64":"e7V5ndDS8u5K3tN8nf6kmZ1DUmqJQbGJsDh8csH/+XtV6bzvzuWqUbjyknrVdBTJHAojzbRjtePuhGNLQUZJCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e7b1531cd1a680f6df97dc1232a777720d02dd93f79c03648e036a5636457c9","last_reissued_at":"2026-05-18T01:20:22.044671Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:22.044671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"$a_1(1260), a_1(1420)$ and the production in heavy meson decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Wei Wang, Zhen-Xing Zhao","submitted_at":"2015-11-22T11:37:22Z","abstract_excerpt":"The $a_1(1420)$ with $I^G(J^{PC})= 1^-(1^{++})$ observed in the $\\pi^+ f_0(980)$ final state in the $\\pi^-p\\to \\pi^+\\pi^-\\pi^- p$ process by the COMPASS collaboration seems unlikely to be an ordinary $\\bar qq$ mesonic state. Available theoretical explanations include tetraquark or rescattering effects due to $a_1(1260)$ decays. If the $a_1(1420)$ were induced by the rescattering, its production rates are completely determined by those of the $a_1(1260)$. In this work, we propose to explore the ratios of branching fractions of heavy meson weak decays into the $a_1(1420)$ and $a_1(1260)$, and te"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.06998","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":""},"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":"1511.06998","created_at":"2026-05-18T01:20:22.044783+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.06998v1","created_at":"2026-05-18T01:20:22.044783+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.06998","created_at":"2026-05-18T01:20:22.044783+00:00"},{"alias_kind":"pith_short_12","alias_value":"FZ5RKMONDJUA","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"FZ5RKMONDJUA63PZ","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"FZ5RKMON","created_at":"2026-05-18T12:29:22.688609+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2511.14165","citing_title":"Systematic analysis of $D_{(s)}$ meson semi-leptonic decays in the covariant light-front quark model","ref_index":100,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4","json":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4.json","graph_json":"https://pith.science/api/pith-number/FZ5RKMONDJUA63PZPXASGKTXO4/graph.json","events_json":"https://pith.science/api/pith-number/FZ5RKMONDJUA63PZPXASGKTXO4/events.json","paper":"https://pith.science/paper/FZ5RKMON"},"agent_actions":{"view_html":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4","download_json":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4.json","view_paper":"https://pith.science/paper/FZ5RKMON","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.06998&json=true","fetch_graph":"https://pith.science/api/pith-number/FZ5RKMONDJUA63PZPXASGKTXO4/graph.json","fetch_events":"https://pith.science/api/pith-number/FZ5RKMONDJUA63PZPXASGKTXO4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4/action/storage_attestation","attest_author":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4/action/author_attestation","sign_citation":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4/action/citation_signature","submit_replication":"https://pith.science/pith/FZ5RKMONDJUA63PZPXASGKTXO4/action/replication_record"}},"created_at":"2026-05-18T01:20:22.044783+00:00","updated_at":"2026-05-18T01:20:22.044783+00:00"}