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In this talk I would like to discuss a recent calculation \\cite{Colangelo} of these effects for $B^{-} \\to \\chi_{c0} K^{-}$ and $B^{-} \\to J/\\psi K^{-}$ decays. We find that charmed scattering effects seem capable of producing a large $B^{-} \\to \\chi_{c0} K^{-}$ branching ratio measured by the Babar and Belle Coll"},"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/0310129","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-10-10T14:31:11Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"c81bb0a1041dfa2ddb7c3b117dcaf9349131766ed5e74b058e1986081ae58a69","abstract_canon_sha256":"21d3cd259ea3c93393560b65d95ee7b188389c886c47e011091a2974b583860f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:15:27.182221Z","signature_b64":"agIX1I8dCiMYFg7lklWAcZGFu8IL45Is6rcFm4Nt1qgXKwErEVYkz5UCzI6ykHS7DlCl0J3lyFs1itw5CnZvAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1226f00c4365eb82a71dc96368bdc43fbe525dd23ffea71847e7b7d8546abf22","last_reissued_at":"2026-05-18T04:15:27.181858Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:15:27.181858Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Non factorizable Effetcs in $B \\to \\chi_{c0} K^- $ from Charmed Meson Rescattering","license":"","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"T. 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We find that charmed scattering effects seem capable of producing a large $B^{-} \\to \\chi_{c0} K^{-}$ branching ratio measured by the Babar and Belle Coll"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0310129","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":"hep-ph/0310129","created_at":"2026-05-18T04:15:27.181911+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0310129v2","created_at":"2026-05-18T04:15:27.181911+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0310129","created_at":"2026-05-18T04:15:27.181911+00:00"},{"alias_kind":"pith_short_12","alias_value":"CITPADCDMXVY","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"CITPADCDMXVYFJY5","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"CITPADCD","created_at":"2026-05-18T12:25:51.375804+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/CITPADCDMXVYFJY5ZFRWRPOEH6","json":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6.json","graph_json":"https://pith.science/api/pith-number/CITPADCDMXVYFJY5ZFRWRPOEH6/graph.json","events_json":"https://pith.science/api/pith-number/CITPADCDMXVYFJY5ZFRWRPOEH6/events.json","paper":"https://pith.science/paper/CITPADCD"},"agent_actions":{"view_html":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6","download_json":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6.json","view_paper":"https://pith.science/paper/CITPADCD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/0310129&json=true","fetch_graph":"https://pith.science/api/pith-number/CITPADCDMXVYFJY5ZFRWRPOEH6/graph.json","fetch_events":"https://pith.science/api/pith-number/CITPADCDMXVYFJY5ZFRWRPOEH6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6/action/storage_attestation","attest_author":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6/action/author_attestation","sign_citation":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6/action/citation_signature","submit_replication":"https://pith.science/pith/CITPADCDMXVYFJY5ZFRWRPOEH6/action/replication_record"}},"created_at":"2026-05-18T04:15:27.181911+00:00","updated_at":"2026-05-18T04:15:27.181911+00:00"}