{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:35UGQVDOZTTUJVW7SV72RNEKK3","short_pith_number":"pith:35UGQVDO","schema_version":"1.0","canonical_sha256":"df6868546ecce744d6df957fa8b48a56c7537a93414104c585d25d13ac8accbe","source":{"kind":"arxiv","id":"2006.12786","version":3},"attestation_state":"computed","paper":{"title":"Next-to-leading-logarithm $k_T$ resummation for $B_c\\to J/\\psi$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Hsiang-nan Li, Xin Liu, Zhen-jun Xiao","submitted_at":"2020-06-23T06:43:54Z","abstract_excerpt":"We derive the $k_T$ resummation for a transverse-momentum-dependent charmonium wave function, which involves the bottom quark mass $m_b$, the charm quark mass $m_c$, and the charm quark transverse momentum $k_T$, up to the next-to-leading-logarithm (NLL) accuracy under the hierarchy $m_b\\gg m_c \\gg k_T$. The resultant Sudakov factor is employed in the perutrbative QCD (PQCD) approach to the $B_c\\to J/\\psi$ transition form factor $A_0^{B_c \\to J/\\psi}(0)$ and the $B_c^+ \\to J/\\psi \\pi^+$ decay. We compare the NLL resummation effect on these processes with the leading-logarithm one in the litera"},"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":"2006.12786","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-06-23T06:43:54Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"3f3a39684fbef5541d12fac844fd840fb9060ba9e9fad5c7c195040b3df4eb4b","abstract_canon_sha256":"2d95f4e3579baf643d4e78efa699ccbe516d152f93e518f133196a11a3ff3b63"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:46:57.364030Z","signature_b64":"2ZiJA/iaJCvSp06rklaSXuVD60SKceDMP7Cq8grNnxIm9rkzZcCky1jxzK+W7EQjyvAOIgN5uknix/Gz+v3VBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df6868546ecce744d6df957fa8b48a56c7537a93414104c585d25d13ac8accbe","last_reissued_at":"2026-07-05T01:46:57.363296Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:46:57.363296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Next-to-leading-logarithm $k_T$ resummation for $B_c\\to J/\\psi$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Hsiang-nan Li, Xin Liu, Zhen-jun Xiao","submitted_at":"2020-06-23T06:43:54Z","abstract_excerpt":"We derive the $k_T$ resummation for a transverse-momentum-dependent charmonium wave function, which involves the bottom quark mass $m_b$, the charm quark mass $m_c$, and the charm quark transverse momentum $k_T$, up to the next-to-leading-logarithm (NLL) accuracy under the hierarchy $m_b\\gg m_c \\gg k_T$. The resultant Sudakov factor is employed in the perutrbative QCD (PQCD) approach to the $B_c\\to J/\\psi$ transition form factor $A_0^{B_c \\to J/\\psi}(0)$ and the $B_c^+ \\to J/\\psi \\pi^+$ decay. We compare the NLL resummation effect on these processes with the leading-logarithm one in the litera"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.12786","kind":"arxiv","version":3},"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/2006.12786/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":"2006.12786","created_at":"2026-07-05T01:46:57.363515+00:00"},{"alias_kind":"arxiv_version","alias_value":"2006.12786v3","created_at":"2026-07-05T01:46:57.363515+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.12786","created_at":"2026-07-05T01:46:57.363515+00:00"},{"alias_kind":"pith_short_12","alias_value":"35UGQVDOZTTU","created_at":"2026-07-05T01:46:57.363515+00:00"},{"alias_kind":"pith_short_16","alias_value":"35UGQVDOZTTUJVW7","created_at":"2026-07-05T01:46:57.363515+00:00"},{"alias_kind":"pith_short_8","alias_value":"35UGQVDO","created_at":"2026-07-05T01:46:57.363515+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/35UGQVDOZTTUJVW7SV72RNEKK3","json":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3.json","graph_json":"https://pith.science/api/pith-number/35UGQVDOZTTUJVW7SV72RNEKK3/graph.json","events_json":"https://pith.science/api/pith-number/35UGQVDOZTTUJVW7SV72RNEKK3/events.json","paper":"https://pith.science/paper/35UGQVDO"},"agent_actions":{"view_html":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3","download_json":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3.json","view_paper":"https://pith.science/paper/35UGQVDO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2006.12786&json=true","fetch_graph":"https://pith.science/api/pith-number/35UGQVDOZTTUJVW7SV72RNEKK3/graph.json","fetch_events":"https://pith.science/api/pith-number/35UGQVDOZTTUJVW7SV72RNEKK3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3/action/storage_attestation","attest_author":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3/action/author_attestation","sign_citation":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3/action/citation_signature","submit_replication":"https://pith.science/pith/35UGQVDOZTTUJVW7SV72RNEKK3/action/replication_record"}},"created_at":"2026-07-05T01:46:57.363515+00:00","updated_at":"2026-07-05T01:46:57.363515+00:00"}