{"paper":{"title":"Unintegrated gluon distribution from forward polarized $\\rho$-electroproduction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alessandro Papa, Andr\\`ee Dafne Bolognino, Dmitry Yu. Ivanov, Francesco Giovanni Celiberto","submitted_at":"2018-08-07T14:25:22Z","abstract_excerpt":"We present here some arguments to support our suggestion that data on the helicity structure for the hard exclusive electroproduction of $\\rho$ mesons at HERA (and in possible future high-energy electron-proton colliders) provide useful information to constrain the $\\kappa$-shape of the unintegrated gluon distribution in the proton."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02395","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"}