{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:DZKUD7AGXU5JAOIES275KB6EH5","short_pith_number":"pith:DZKUD7AG","schema_version":"1.0","canonical_sha256":"1e5541fc06bd3a90390496bfd507c43f4ac2f001376c1054952135c25d2118ff","source":{"kind":"arxiv","id":"2312.05203","version":1},"attestation_state":"computed","paper":{"title":"Non-Relativistic Quantum Chromodynamics in Parton Showers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Leif L\\\"onnblad, Naomi Cooke, Philip Ilten, Stephen Mrenna","submitted_at":"2023-12-08T17:48:08Z","abstract_excerpt":"Measurements of quarkonia isolation in jets at the Large Hadron Collider (LHC) have been shown to disagree with fixed-order non-relativistic quantum chromodynamics (NRQCD) calculations, even at higher orders. Calculations using the fragmenting jet function formalism are able to better describe data but cannot provide full event-level predictions. In this work we provide an alternative model via NRQCD production of quarkonia in a timelike parton shower. We include this model in the Pythia 8 event generator and validate our parton-shower implementation against analytic forms of the relevant frag"},"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":"2312.05203","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2023-12-08T17:48:08Z","cross_cats_sorted":[],"title_canon_sha256":"2f87bf37a8e567a3eed1b4d24d54e940d750d117b70e4b852d6324344a547df0","abstract_canon_sha256":"bc02ebd125ea7e7c98404000bf566b0dd279c894a2a3d3f31e464a737e669281"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:21:58.516012Z","signature_b64":"LNfzfqwsWvzkI0jNLHY4Gez0yZCBFzYh2NerS2IWCiaQPgnXqjHoaaH9UoAH3opuDPs7fz5H/lxfY6Z1LWeXAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e5541fc06bd3a90390496bfd507c43f4ac2f001376c1054952135c25d2118ff","last_reissued_at":"2026-07-05T07:21:58.515598Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:21:58.515598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Non-Relativistic Quantum Chromodynamics in Parton Showers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Leif L\\\"onnblad, Naomi Cooke, Philip Ilten, Stephen Mrenna","submitted_at":"2023-12-08T17:48:08Z","abstract_excerpt":"Measurements of quarkonia isolation in jets at the Large Hadron Collider (LHC) have been shown to disagree with fixed-order non-relativistic quantum chromodynamics (NRQCD) calculations, even at higher orders. Calculations using the fragmenting jet function formalism are able to better describe data but cannot provide full event-level predictions. In this work we provide an alternative model via NRQCD production of quarkonia in a timelike parton shower. We include this model in the Pythia 8 event generator and validate our parton-shower implementation against analytic forms of the relevant frag"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.05203","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/2312.05203/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":"2312.05203","created_at":"2026-07-05T07:21:58.515650+00:00"},{"alias_kind":"arxiv_version","alias_value":"2312.05203v1","created_at":"2026-07-05T07:21:58.515650+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.05203","created_at":"2026-07-05T07:21:58.515650+00:00"},{"alias_kind":"pith_short_12","alias_value":"DZKUD7AGXU5J","created_at":"2026-07-05T07:21:58.515650+00:00"},{"alias_kind":"pith_short_16","alias_value":"DZKUD7AGXU5JAOIE","created_at":"2026-07-05T07:21:58.515650+00:00"},{"alias_kind":"pith_short_8","alias_value":"DZKUD7AG","created_at":"2026-07-05T07:21:58.515650+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.07968","citing_title":"Multiplicity dependence of prompt and non-prompt J/$\\psi$ production at midrapidity in pp collisions at $\\sqrt{s} = 13$ TeV","ref_index":37,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5","json":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5.json","graph_json":"https://pith.science/api/pith-number/DZKUD7AGXU5JAOIES275KB6EH5/graph.json","events_json":"https://pith.science/api/pith-number/DZKUD7AGXU5JAOIES275KB6EH5/events.json","paper":"https://pith.science/paper/DZKUD7AG"},"agent_actions":{"view_html":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5","download_json":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5.json","view_paper":"https://pith.science/paper/DZKUD7AG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2312.05203&json=true","fetch_graph":"https://pith.science/api/pith-number/DZKUD7AGXU5JAOIES275KB6EH5/graph.json","fetch_events":"https://pith.science/api/pith-number/DZKUD7AGXU5JAOIES275KB6EH5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5/action/storage_attestation","attest_author":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5/action/author_attestation","sign_citation":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5/action/citation_signature","submit_replication":"https://pith.science/pith/DZKUD7AGXU5JAOIES275KB6EH5/action/replication_record"}},"created_at":"2026-07-05T07:21:58.515650+00:00","updated_at":"2026-07-05T07:21:58.515650+00:00"}