{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:SXORVNFRO62X2UCHV25VS3IBKC","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":"40ad4118ab8ce507d834aa21edd583e76b2dcef17e59725bdb9e715b8ac3f968","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-07-17T16:05:19Z","title_canon_sha256":"5021c7d4ee13a1e173d753357cc253591ddb02866dcc949c6cf45c027b73edc9"},"schema_version":"1.0","source":{"id":"0907.3090","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.3090","created_at":"2026-07-04T17:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"0907.3090v1","created_at":"2026-07-04T17:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.3090","created_at":"2026-07-04T17:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"SXORVNFRO62X","created_at":"2026-07-04T17:16:01Z"},{"alias_kind":"pith_short_16","alias_value":"SXORVNFRO62X2UCH","created_at":"2026-07-04T17:16:01Z"},{"alias_kind":"pith_short_8","alias_value":"SXORVNFR","created_at":"2026-07-04T17:16:01Z"}],"graph_snapshots":[{"event_id":"sha256:fc393489a8f5a6d2c4a64ae2daefd51a5a2449467ec30509b2142ee5f7e82230","target":"graph","created_at":"2026-07-04T17:16:01Z","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/0907.3090/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present results for the next-to-leading order QCD corrections to the production and semi-leptonic decays of a top quark pair in hadron collisions, retaining all spin correlations. To evaluate the virtual corrections, we employ generalized D-dimensional unitarity. The computation is implemented in a numerical program which allows detailed studies of ttbar-related observables at the Tevatron and the LHC.","authors_text":"Kirill Melnikov, Markus Schulze","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-07-17T16:05:19Z","title":"NLO QCD corrections to top quark pair production and decay at hadron colliders"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.3090","kind":"arxiv","version":1},"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":"sha256:9617adb65790cb3c068dc182403a0924bccc0129cec3bd50d893b9cddad0febd","target":"record","created_at":"2026-07-04T17:16:01Z","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":"40ad4118ab8ce507d834aa21edd583e76b2dcef17e59725bdb9e715b8ac3f968","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-07-17T16:05:19Z","title_canon_sha256":"5021c7d4ee13a1e173d753357cc253591ddb02866dcc949c6cf45c027b73edc9"},"schema_version":"1.0","source":{"id":"0907.3090","kind":"arxiv","version":1}},"canonical_sha256":"95dd1ab4b177b57d5047aebb596d01509d007ff66a6112ce52e790469b872d96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95dd1ab4b177b57d5047aebb596d01509d007ff66a6112ce52e790469b872d96","first_computed_at":"2026-07-04T17:16:01.179571Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:16:01.179571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7Ed9HWYUTPIQ0PS0i1hErfPEd5mnHMNHXBq3qAl8Y26Vs6tQiJk73WGakPRa0+hKfIBN+yZXEfCr211W18a4Dg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:16:01.180015Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.3090","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9617adb65790cb3c068dc182403a0924bccc0129cec3bd50d893b9cddad0febd","sha256:fc393489a8f5a6d2c4a64ae2daefd51a5a2449467ec30509b2142ee5f7e82230"],"state_sha256":"a478cd9a5490949bc82428f29f1adbdeff7ad08b170079aba72fd2ccba3dee25"}