{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:BTFJZJFXHCPWDGSFBOJRDA34NC","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b602bcbf0500b13f9b4265e00ae01092b86927b090bf0fd0f4bc1b4321b5b285","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-03-26T20:00:03Z","title_canon_sha256":"d07880e80a241148d29f918843c76de5f0242aee982d6d8a2af39ec74a142312"},"schema_version":"1.0","source":{"id":"1303.6637","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.6637","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"arxiv_version","alias_value":"1303.6637v2","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.6637","created_at":"2026-05-18T01:50:52Z"},{"alias_kind":"pith_short_12","alias_value":"BTFJZJFXHCPW","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"BTFJZJFXHCPWDGSF","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"BTFJZJFX","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:14e54c6f25a0c80986c0d8e307db1a63ca68773717fc6021c32fff94697e4ccb","target":"graph","created_at":"2026-05-18T01:50:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"By using observables that only depend on charged particles (tracks), one can efficiently suppress pile-up contamination at the LHC. Such measurements are not infrared safe in perturbation theory, so any calculation of track-based observables must account for hadronization effects. We develop a formalism to perform these calculations in QCD, by matching partonic cross sections onto new non-perturbative objects called track functions which absorb infrared divergences. The track function T_i(x) describes the energy fraction x of a hard parton i which is converted into charged hadrons. We give a f","authors_text":"Hsi-Ming Chang, Jesse Thaler, Massimiliano Procura, Wouter J. Waalewijn","cross_cats":["hep-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-03-26T20:00:03Z","title":"Calculating Track-Based Observables for the LHC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.6637","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:10e24f2ecc185485b74598899e33ca2342a7b538f996b8cba54d2afc184acfff","target":"record","created_at":"2026-05-18T01:50:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b602bcbf0500b13f9b4265e00ae01092b86927b090bf0fd0f4bc1b4321b5b285","cross_cats_sorted":["hep-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-03-26T20:00:03Z","title_canon_sha256":"d07880e80a241148d29f918843c76de5f0242aee982d6d8a2af39ec74a142312"},"schema_version":"1.0","source":{"id":"1303.6637","kind":"arxiv","version":2}},"canonical_sha256":"0cca9ca4b7389f619a450b9311837c68a24f509002f189757968facf865042cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0cca9ca4b7389f619a450b9311837c68a24f509002f189757968facf865042cd","first_computed_at":"2026-05-18T01:50:52.336713Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:52.336713Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iFhTmwM+CsZGt3jj7ko85Y4OjeRGvfPGMu4gxeVq4HklVZGbnGfjy1InfLWHur/NjjfA3zXYrks95kdoCgqrBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:52.337444Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.6637","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10e24f2ecc185485b74598899e33ca2342a7b538f996b8cba54d2afc184acfff","sha256:14e54c6f25a0c80986c0d8e307db1a63ca68773717fc6021c32fff94697e4ccb"],"state_sha256":"7dbca6a2e779e83501a5ebe50d0c39baa7264cfae38373ae7aab64a9e0a916e1"}