{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:GZ3TJ7TQX7JW57EXYDMFNVFCMA","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":"c995107f1b8a21b4c3d0d2f271314b0a9fcf35b2c7c507c37611549d5a8b0c41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-03-13T17:54:38Z","title_canon_sha256":"a6645579eb48171288cb91f5565bca478f46e177173d5c2c9b8d27b1da8eb125"},"schema_version":"1.0","source":{"id":"1303.3234","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.3234","created_at":"2026-05-18T01:26:58Z"},{"alias_kind":"arxiv_version","alias_value":"1303.3234v2","created_at":"2026-05-18T01:26:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.3234","created_at":"2026-05-18T01:26:58Z"},{"alias_kind":"pith_short_12","alias_value":"GZ3TJ7TQX7JW","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"GZ3TJ7TQX7JW57EX","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"GZ3TJ7TQ","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:9f67a0b562d88b562c0482a3303ceaaf0ef5cfbb6aed70714b4f45f79bede06d","target":"graph","created_at":"2026-05-18T01:26:58Z","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":"We apply the background field (BF) method to Non-Relativistic QCD (NRQCD) on the lattice in order to determine the one-loop radiative corrections to the coefficients of the NRQCD action in a manifestly gauge-covariant manner by matching the NRQCD prediction for particular on-shell processes with those of relativistic continuum QCD. We explain how the BF method is implemented in automated perturbation theory and discuss the technique for matching the relativistic and non-relativistic theories. We compute the one-loop radiative corrections to the sigma.B and Darwin terms for the NRQCD action cur","authors_text":"A.G. Hart, C.J. Monahan, G.M. von Hippel, R.R. Horgan, T.C. Hammant","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-03-13T17:54:38Z","title":"Radiative improvement of the lattice NRQCD action using the background field method with applications to quarkonium spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.3234","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":"sha256:0eb5753b94e8d1483461b2f675dbeb157475f4d60cd427e14fcfb34a64d725ef","target":"record","created_at":"2026-05-18T01:26:58Z","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":"c995107f1b8a21b4c3d0d2f271314b0a9fcf35b2c7c507c37611549d5a8b0c41","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-03-13T17:54:38Z","title_canon_sha256":"a6645579eb48171288cb91f5565bca478f46e177173d5c2c9b8d27b1da8eb125"},"schema_version":"1.0","source":{"id":"1303.3234","kind":"arxiv","version":2}},"canonical_sha256":"367734fe70bfd36efc97c0d856d4a260051092ac6f72c45eea25f58c6fbeabbe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"367734fe70bfd36efc97c0d856d4a260051092ac6f72c45eea25f58c6fbeabbe","first_computed_at":"2026-05-18T01:26:58.640203Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:58.640203Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PAlDBMvfq4Ad1VzHeiT1tWlxwZd+2RQrnvH9e0RRHs1wbirnuVvzTGb32hcfXb17WvHljZKmqTSmgazB/g2jDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:58.640812Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.3234","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0eb5753b94e8d1483461b2f675dbeb157475f4d60cd427e14fcfb34a64d725ef","sha256:9f67a0b562d88b562c0482a3303ceaaf0ef5cfbb6aed70714b4f45f79bede06d"],"state_sha256":"82135cf7b82bca15a73faf6de7e898980fdcff9e07d5fb39bf839474b0e46e96"}