{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2001:KDM5RWHDXYR3H52KQ25NV7PIYA","short_pith_number":"pith:KDM5RWHD","schema_version":"1.0","canonical_sha256":"50d9d8d8e3be23b3f74a86badafde8c01cf94dc7c6e5f4c55654015e7707c249","source":{"kind":"arxiv","id":"hep-ph/0111087","version":1},"attestation_state":"computed","paper":{"title":"Couplings between pion and charmed mesons","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Hungchong Kim, Su Houng Lee (Yonsei University)","submitted_at":"2001-11-08T07:23:34Z","abstract_excerpt":"We compute the couplings $DD^*\\pi$,$D_1D^*\\pi$,$D^*D^*\\pi$, $D_1 D_1\\pi$ using QCD sum rules. These couplings are important inputs in the meson exchange model calculations used to estimate the amount of $J/\\psi$ absorption due to pions and rho mesons in heavy ion collisions. Our sum rules are constructed at the first order in the pion momentum $p_\\mu$, which give the couplings that are not trivially related to the soft-pion theorem. Our calculated couplings, which somewhat depend upon the values of the heavy meson decay constants, are $g_{DD^*\\pi}=8.2 \\pm 0.1$, $g_{D_1 D^* \\pi} = 15.8 \\pm 2 {\\"},"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":"hep-ph/0111087","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2001-11-08T07:23:34Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"9a693ba17442cd2f020fad8e90db77aaaa325a1fe2c0c4c17afd22bd4afaeb75","abstract_canon_sha256":"d4ac185a3355b1b0757a977c6e098e96ff5eabe6354fd75887a0ced7f3f4282e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:13:26.210366Z","signature_b64":"AtXEv0PninTqtDHsPnT/2TxCcyGk6hZzAUCpc786FAfZS605hRfoYdJfsEXV6sJWVpJIQpnHB+GDVrfNw/nzBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"50d9d8d8e3be23b3f74a86badafde8c01cf94dc7c6e5f4c55654015e7707c249","last_reissued_at":"2026-05-18T04:13:26.209761Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:13:26.209761Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Couplings between pion and charmed mesons","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Hungchong Kim, Su Houng Lee (Yonsei University)","submitted_at":"2001-11-08T07:23:34Z","abstract_excerpt":"We compute the couplings $DD^*\\pi$,$D_1D^*\\pi$,$D^*D^*\\pi$, $D_1 D_1\\pi$ using QCD sum rules. These couplings are important inputs in the meson exchange model calculations used to estimate the amount of $J/\\psi$ absorption due to pions and rho mesons in heavy ion collisions. Our sum rules are constructed at the first order in the pion momentum $p_\\mu$, which give the couplings that are not trivially related to the soft-pion theorem. Our calculated couplings, which somewhat depend upon the values of the heavy meson decay constants, are $g_{DD^*\\pi}=8.2 \\pm 0.1$, $g_{D_1 D^* \\pi} = 15.8 \\pm 2 {\\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0111087","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":"hep-ph/0111087","created_at":"2026-05-18T04:13:26.209856+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0111087v1","created_at":"2026-05-18T04:13:26.209856+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0111087","created_at":"2026-05-18T04:13:26.209856+00:00"},{"alias_kind":"pith_short_12","alias_value":"KDM5RWHDXYR3","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_16","alias_value":"KDM5RWHDXYR3H52K","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_8","alias_value":"KDM5RWHD","created_at":"2026-05-18T12:25:50.254431+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/KDM5RWHDXYR3H52KQ25NV7PIYA","json":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA.json","graph_json":"https://pith.science/api/pith-number/KDM5RWHDXYR3H52KQ25NV7PIYA/graph.json","events_json":"https://pith.science/api/pith-number/KDM5RWHDXYR3H52KQ25NV7PIYA/events.json","paper":"https://pith.science/paper/KDM5RWHD"},"agent_actions":{"view_html":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA","download_json":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA.json","view_paper":"https://pith.science/paper/KDM5RWHD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0111087&json=true","fetch_graph":"https://pith.science/api/pith-number/KDM5RWHDXYR3H52KQ25NV7PIYA/graph.json","fetch_events":"https://pith.science/api/pith-number/KDM5RWHDXYR3H52KQ25NV7PIYA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA/action/storage_attestation","attest_author":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA/action/author_attestation","sign_citation":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA/action/citation_signature","submit_replication":"https://pith.science/pith/KDM5RWHDXYR3H52KQ25NV7PIYA/action/replication_record"}},"created_at":"2026-05-18T04:13:26.209856+00:00","updated_at":"2026-05-18T04:13:26.209856+00:00"}