{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ENYLYFKG5QNP4F7G52JQBBFGJ4","short_pith_number":"pith:ENYLYFKG","schema_version":"1.0","canonical_sha256":"2370bc1546ec1afe17e6ee930084a64f019612a333471879b01a2b0f07b307a0","source":{"kind":"arxiv","id":"1908.01621","version":1},"attestation_state":"computed","paper":{"title":"Extending parton branching TMDs to small $x$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Francesco Hautmann, Hannes Jung, Melanie Schmitz, Sara Taheri Monfared","submitted_at":"2019-08-05T13:50:05Z","abstract_excerpt":"We explore the possibility to include small-$x$ dynamics effects in the parton branching (PB) approach to transverse momentum dependent (TMD) parton distribution functions. To this end, we first revisit the PB method at leading order, presenting a new fit to inclusive-DIS precision data, and performing a numerical study of the dynamic soft-gluon resolution scale. Next we investigate the effects of modified CCFM kernels, including both Sudakov and non-Sudakov form factors."},"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":"1908.01621","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-08-05T13:50:05Z","cross_cats_sorted":[],"title_canon_sha256":"94631b6192f1858f40317ad2a3bb3d21b5a9bb1f7511930afddfb5174b071f2c","abstract_canon_sha256":"f6eddb4f2e308b970bd49dd454e4e83de1c7faf25e586f4fbe53415ab23dbf98"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:32.315095Z","signature_b64":"MnHxdjxYYR0kBGiO1zxfevxMaR9ip1kVXp2utUto23/BARwr4hickhWe0lovTum/ArqW8Yl4jJMGVP8KJ9TWCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2370bc1546ec1afe17e6ee930084a64f019612a333471879b01a2b0f07b307a0","last_reissued_at":"2026-07-04T23:51:32.314748Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:32.314748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Extending parton branching TMDs to small $x$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Francesco Hautmann, Hannes Jung, Melanie Schmitz, Sara Taheri Monfared","submitted_at":"2019-08-05T13:50:05Z","abstract_excerpt":"We explore the possibility to include small-$x$ dynamics effects in the parton branching (PB) approach to transverse momentum dependent (TMD) parton distribution functions. To this end, we first revisit the PB method at leading order, presenting a new fit to inclusive-DIS precision data, and performing a numerical study of the dynamic soft-gluon resolution scale. Next we investigate the effects of modified CCFM kernels, including both Sudakov and non-Sudakov form factors."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01621","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.01621/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":"1908.01621","created_at":"2026-07-04T23:51:32.314806+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.01621v1","created_at":"2026-07-04T23:51:32.314806+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01621","created_at":"2026-07-04T23:51:32.314806+00:00"},{"alias_kind":"pith_short_12","alias_value":"ENYLYFKG5QNP","created_at":"2026-07-04T23:51:32.314806+00:00"},{"alias_kind":"pith_short_16","alias_value":"ENYLYFKG5QNP4F7G","created_at":"2026-07-04T23:51:32.314806+00:00"},{"alias_kind":"pith_short_8","alias_value":"ENYLYFKG","created_at":"2026-07-04T23:51:32.314806+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2412.21116","citing_title":"Soft-gluon coupling and the TMD parton branching Sudakov form factor","ref_index":49,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4","json":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4.json","graph_json":"https://pith.science/api/pith-number/ENYLYFKG5QNP4F7G52JQBBFGJ4/graph.json","events_json":"https://pith.science/api/pith-number/ENYLYFKG5QNP4F7G52JQBBFGJ4/events.json","paper":"https://pith.science/paper/ENYLYFKG"},"agent_actions":{"view_html":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4","download_json":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4.json","view_paper":"https://pith.science/paper/ENYLYFKG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.01621&json=true","fetch_graph":"https://pith.science/api/pith-number/ENYLYFKG5QNP4F7G52JQBBFGJ4/graph.json","fetch_events":"https://pith.science/api/pith-number/ENYLYFKG5QNP4F7G52JQBBFGJ4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4/action/storage_attestation","attest_author":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4/action/author_attestation","sign_citation":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4/action/citation_signature","submit_replication":"https://pith.science/pith/ENYLYFKG5QNP4F7G52JQBBFGJ4/action/replication_record"}},"created_at":"2026-07-04T23:51:32.314806+00:00","updated_at":"2026-07-04T23:51:32.314806+00:00"}