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In the ultra-relativistic limit, $Q \\gg m$, the QCD Sudakov form factor $S(b)$ in impact parameter ($b$-)space reads: \\begin{eqnarray} \\log S(b) &=& - \\int_{m^2}^{Q^2} \\frac{dk^2}{k^2} \\left\\{ \\log\\left(\\frac{Q^2}{k^2}\\right) A[\\alpha_S(k^2)] + B[\\alpha_S(k^2)]\\right\\} [1-J_0(b k)] \\nonumber\\\\ && - \\int_0^{m^2} \\frac{dk^2}{k^2} \\left\\{ \\log\\left(\\frac{Q^2}{m^2}\\right) A[\\alpha_S(k^2)] + D[\\alpha_S(k^2)] \\right\\} [1-J_0(b k)]. \\no"},"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":"2412.02629","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-12-03T17:57:24Z","cross_cats_sorted":[],"title_canon_sha256":"6a0405accbf0cbc87bae5b09ca9b937239eabfa8bb0403d79c88457d0fac0dc5","abstract_canon_sha256":"ea88d84477a33de590899e7e83cb3d95e78a57f6c1eec502105ff60e1c1bcea9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:48:54.641988Z","signature_b64":"aMnO65K5NqliTFAlBkxiEKRu53668sxdP2olIDUfBt+aPlUNeITPanjqPnms+8r8BzdTgdkQv9B3LmlFP+uCDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9e83a8108211dc2b2a469e271e06ec48849080274eced7aacfd30c7df5d880f9","last_reissued_at":"2026-07-05T09:48:54.641497Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:48:54.641497Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heavy quark mass effects in the Energy-Energy Correlation in the back-to-back region","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Giancarlo Ferrera, Ugo Giuseppe Aglietti","submitted_at":"2024-12-03T17:57:24Z","abstract_excerpt":"We consider heavy quark mass ($m$) effects in the Energy-Energy Correlation function in $e^+e^- \\to hadrons$ at high energy $Q$, in the back-to-back (two-jet) region. 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