{"paper":{"title":"Physics inspired quantum algorithm for QCD splitting functions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"A two-qubit quantum circuit reproduces the helicity entanglement and momentum sharing of gluon splittings in QCD and composes into multi-prong distributions that match LHC jet data.","cross_cats":["hep-ph","hep-th"],"primary_cat":"quant-ph","authors_text":"Cenk T\\\"uys\\\"uz, Gabriel Rouxinol, Michele Grossi, Sofia Vallecorsa, Yacine Haddad","submitted_at":"2026-05-07T18:00:08Z","abstract_excerpt":"We introduce a modular quantum circuit primitive to model entanglement dynamics in QCD parton splitting and use it as a composable building block for data-driven, physics-consistent event generation. For the pure-gluon channel, we derive an analytic expression for the helicity entanglement generated at the splitting vertex, quantified via the concurrence, and construct a two-qubit circuit whose measurement outcomes encode the momentum shared between outgoing gluons while reproducing the QCD-predicted entanglement structure. Calibrating the circuit parameters to LHC jet substructure data maps, "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"For the pure-gluon channel, we derive an analytic expression for the helicity entanglement generated at the splitting vertex, quantified via the concurrence, and construct a two-qubit circuit whose measurement outcomes encode the momentum shared between outgoing gluons while reproducing the QCD-predicted entanglement structure.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the single-splitting entanglement structure and momentum mapping, once calibrated to data, can be directly composed across multiple independent splittings to produce accurate multi-prong distributions without additional interference terms or higher-order QCD corrections.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"A modular two-qubit quantum circuit is constructed to encode the concurrence of helicity entanglement in pure-gluon splitting, with parameters calibrated to LHC jet data so that composed circuits reproduce experimental multi-prong momentum fractions.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"A two-qubit quantum circuit reproduces the helicity entanglement and momentum sharing of gluon splittings in QCD and composes into multi-prong distributions that match LHC jet data.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"de4227e054d74e8c3add89f4a4b7c8fa0098e6a819076e20f7a844dcb9825700"},"source":{"id":"2605.06789","kind":"arxiv","version":2},"verdict":{"id":"25968129-1056-4c0b-a180-70d35edee4e9","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-11T00:54:53.083906Z","strongest_claim":"For the pure-gluon channel, we derive an analytic expression for the helicity entanglement generated at the splitting vertex, quantified via the concurrence, and construct a two-qubit circuit whose measurement outcomes encode the momentum shared between outgoing gluons while reproducing the QCD-predicted entanglement structure.","one_line_summary":"A modular two-qubit quantum circuit is constructed to encode the concurrence of helicity entanglement in pure-gluon splitting, with parameters calibrated to LHC jet data so that composed circuits reproduce experimental multi-prong momentum fractions.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the single-splitting entanglement structure and momentum mapping, once calibrated to data, can be directly composed across multiple independent splittings to produce accurate multi-prong distributions without additional interference terms or higher-order QCD corrections.","pith_extraction_headline":"A two-qubit quantum circuit reproduces the helicity entanglement and momentum sharing of gluon splittings in QCD and composes into multi-prong distributions that match LHC jet data."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.06789/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"claim_evidence","ran_at":"2026-05-20T12:02:03.840737Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-20T07:36:16.548480Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_title_agreement","ran_at":"2026-05-19T18:01:18.960136Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T12:25:29.929726Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"c15cabb6a2debe6c01f72987c54017f849ff3a844f53e40c650b7a9cc5b4dccb"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":2,"snapshot_sha256":"8488402220b49ae9884ebfd64b514808127f2445c0878827576f15504005ccfd"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}