{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:HPIAGMYXR4FAP77QQQ2IPGDZ5D","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":"f2e164e8f9771a11c6f1f87e78dde43c49f9fe36969c7fd94240b9c7d991b9a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-17T09:53:18Z","title_canon_sha256":"d8677497b74b0600d875373509cd52c067ba3e5f885d8c316f3dc2b60ae86e78"},"schema_version":"1.0","source":{"id":"0904.2665","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.2665","created_at":"2026-07-04T15:45:06Z"},{"alias_kind":"arxiv_version","alias_value":"0904.2665v2","created_at":"2026-07-04T15:45:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.2665","created_at":"2026-07-04T15:45:06Z"},{"alias_kind":"pith_short_12","alias_value":"HPIAGMYXR4FA","created_at":"2026-07-04T15:45:06Z"},{"alias_kind":"pith_short_16","alias_value":"HPIAGMYXR4FAP77Q","created_at":"2026-07-04T15:45:06Z"},{"alias_kind":"pith_short_8","alias_value":"HPIAGMYX","created_at":"2026-07-04T15:45:06Z"}],"graph_snapshots":[{"event_id":"sha256:d3839e1ee3830fac036ad9c7640b4f8c05097043202b228a72e64701db851944","target":"graph","created_at":"2026-07-04T15:45:06Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0904.2665/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We derive the two-loop QCD helicity amplitudes for the processes $l q \\to l qg$ ($l \\bar q \\to l \\bar q g$) and $l g \\to l q\\bar q$, which are the partonic reactions yielding $(2+1)$-jet final states in deep inelastic lepton nucleon scattering. The amplitudes are obtained by analytic continuation of the known helicity amplitudes for $e^+e^- \\to q\\bar q g$. We separate the infrared divergent and finite parts of the amplitudes using Catani's infrared factorization formula. The analytic results for the finite parts of the amplitudes are expressed in terms of one- and two-dimensional harmonic poly","authors_text":"E.W.N. Glover, T. Gehrmann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-17T09:53:18Z","title":"Two-Loop QCD Helicity Amplitudes for (2+1)-Jet Production in Deep Inelastic Scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.2665","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:d4f428de5a527a117ead271f910b0ed3557d1c2f0c872c312eff038e8fa36f95","target":"record","created_at":"2026-07-04T15:45:06Z","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":"f2e164e8f9771a11c6f1f87e78dde43c49f9fe36969c7fd94240b9c7d991b9a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-04-17T09:53:18Z","title_canon_sha256":"d8677497b74b0600d875373509cd52c067ba3e5f885d8c316f3dc2b60ae86e78"},"schema_version":"1.0","source":{"id":"0904.2665","kind":"arxiv","version":2}},"canonical_sha256":"3bd00333178f0a07fff08434879879e8d6636ff47de1cbcb6a51095772b33b3e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3bd00333178f0a07fff08434879879e8d6636ff47de1cbcb6a51095772b33b3e","first_computed_at":"2026-07-04T15:45:06.606706Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:45:06.606706Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I0IlDQXcFMcZPMI4+4wIxAQqyAaZVf1uxxQuilHhZMUlL9nqEippkIMxrgp3Y50/xtECmUdkJnJfnMvyx3XsAg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:45:06.607196Z","signed_message":"canonical_sha256_bytes"},"source_id":"0904.2665","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4f428de5a527a117ead271f910b0ed3557d1c2f0c872c312eff038e8fa36f95","sha256:d3839e1ee3830fac036ad9c7640b4f8c05097043202b228a72e64701db851944"],"state_sha256":"a537ce33661be4981f3b441b228143b01926b79ce28159509f1d197b121e42eb"}