{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:UF5L4DAVM6IHSFTF65D6UBOBAO","short_pith_number":"pith:UF5L4DAV","schema_version":"1.0","canonical_sha256":"a17abe0c156790791665f747ea05c10385b943a5dd15af1bfbf650a983dcd31e","source":{"kind":"arxiv","id":"1203.3632","version":2},"attestation_state":"computed","paper":{"title":"Effect of sigma meson on the $D_1(2430) \\to D\\pi\\pi$ decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hironori Hoshino, Masayasu Harada, Yong-Liang Ma","submitted_at":"2012-03-16T08:31:15Z","abstract_excerpt":"We study the effect of sigma meson on the $D_1(2430) \\to D\\pi\\pi$ decay by constructing an effective Lagrangian preserving the chiral symmetry and the heavy quark symmetry. The sigma meson is included through a linear sigma model, in which both the $q\\bar{q}$ and $qq\\bar{q}\\bar{q}$ states are incorporated respecting their different $U(1)_{A}$ transformation properties. We first fit the sigma meson mass and $\\sigma$-$\\pi$-$\\pi$ coupling constant to the I=0, $S$-wave $\\pi$-$\\pi$ scattering data. Then, we show how the differential decay width $d\\Gamma(D_1 \\to D(\\pi\\pi)_{I = 0, L =0})/d m_{\\pi\\pi}"},"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":"1203.3632","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-03-16T08:31:15Z","cross_cats_sorted":[],"title_canon_sha256":"4a69a1dadb57c642736ba02d30640f7b5f0c6c3f663777f56aa168bc19296120","abstract_canon_sha256":"0d16654928b30937d506ba4fad288e617cc67375434d34da96a7a214202f4883"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:51.444401Z","signature_b64":"0l/pf1+qjA3uP1AmJpM9Es3KQ+FbzVkkROVeicrN48vX1ivwrKmg4OoJd2iMarV0c+J+lDH5IptRVz7NzKKZAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a17abe0c156790791665f747ea05c10385b943a5dd15af1bfbf650a983dcd31e","last_reissued_at":"2026-05-18T03:22:51.443892Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:51.443892Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effect of sigma meson on the $D_1(2430) \\to D\\pi\\pi$ decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hironori Hoshino, Masayasu Harada, Yong-Liang Ma","submitted_at":"2012-03-16T08:31:15Z","abstract_excerpt":"We study the effect of sigma meson on the $D_1(2430) \\to D\\pi\\pi$ decay by constructing an effective Lagrangian preserving the chiral symmetry and the heavy quark symmetry. The sigma meson is included through a linear sigma model, in which both the $q\\bar{q}$ and $qq\\bar{q}\\bar{q}$ states are incorporated respecting their different $U(1)_{A}$ transformation properties. We first fit the sigma meson mass and $\\sigma$-$\\pi$-$\\pi$ coupling constant to the I=0, $S$-wave $\\pi$-$\\pi$ scattering data. Then, we show how the differential decay width $d\\Gamma(D_1 \\to D(\\pi\\pi)_{I = 0, L =0})/d m_{\\pi\\pi}"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.3632","kind":"arxiv","version":2},"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":"1203.3632","created_at":"2026-05-18T03:22:51.443963+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.3632v2","created_at":"2026-05-18T03:22:51.443963+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.3632","created_at":"2026-05-18T03:22:51.443963+00:00"},{"alias_kind":"pith_short_12","alias_value":"UF5L4DAVM6IH","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"UF5L4DAVM6IHSFTF","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"UF5L4DAV","created_at":"2026-05-18T12:27:23.164592+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO","json":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO.json","graph_json":"https://pith.science/api/pith-number/UF5L4DAVM6IHSFTF65D6UBOBAO/graph.json","events_json":"https://pith.science/api/pith-number/UF5L4DAVM6IHSFTF65D6UBOBAO/events.json","paper":"https://pith.science/paper/UF5L4DAV"},"agent_actions":{"view_html":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO","download_json":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO.json","view_paper":"https://pith.science/paper/UF5L4DAV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.3632&json=true","fetch_graph":"https://pith.science/api/pith-number/UF5L4DAVM6IHSFTF65D6UBOBAO/graph.json","fetch_events":"https://pith.science/api/pith-number/UF5L4DAVM6IHSFTF65D6UBOBAO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO/action/storage_attestation","attest_author":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO/action/author_attestation","sign_citation":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO/action/citation_signature","submit_replication":"https://pith.science/pith/UF5L4DAVM6IHSFTF65D6UBOBAO/action/replication_record"}},"created_at":"2026-05-18T03:22:51.443963+00:00","updated_at":"2026-05-18T03:22:51.443963+00:00"}