{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:VKTVB4AR6IB32NEERHSSXOUEX5","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":"16da03a4006fb5a26cfb3814593f8c5543609d2c9dab4f9ce1279db1f3bf40e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-04-24T15:07:19Z","title_canon_sha256":"7cf7c7257e1421d2e2af9f58dfc6b3334e15065e792e1a98da28eef2f147c71d"},"schema_version":"1.0","source":{"id":"1004.4285","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.4285","created_at":"2026-05-18T02:33:33Z"},{"alias_kind":"arxiv_version","alias_value":"1004.4285v1","created_at":"2026-05-18T02:33:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.4285","created_at":"2026-05-18T02:33:33Z"},{"alias_kind":"pith_short_12","alias_value":"VKTVB4AR6IB3","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VKTVB4AR6IB32NEE","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VKTVB4AR","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:8ba87eb19f04851a1b2464809c90f3263b5215b20b930316ed45013ae0c02495","target":"graph","created_at":"2026-05-18T02:33:33Z","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 extend our earlier lattice-QCD analysis of heavy-quark correlators to smaller lattice spacings and larger masses to obtain new values for the c mass and QCD coupling, and, for the first time, values for the b mass: m_c(3GeV,n_f=4)=0.986(6)GeV, alpha_msb(M_Z,n_f=5)=0.1183(7), and m_b(10GeV,n_f=5)=3.617(25)GeV. These are among the most accurate determinations by any method. We check our results using a  nonperturbative determination of the mass ratio m_b(mu,n_f)/m_c(mu,n_f); the two methods agree to within our 1% errors and taken together imply m_b/m_c=4.51(4). We also update our previous ana","authors_text":"C. McNeile, C.T.H. Davies, E. Follana, G.P. Lepage, K. Hornbostel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-04-24T15:07:19Z","title":"High-Precision c and b Masses, and QCD Coupling from Current-Current Correlators in Lattice and Continuum QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.4285","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:fe5425d01b10daf352d80c482648b206d44fd6d20ad0829b785b303a2d0501ee","target":"record","created_at":"2026-05-18T02:33:33Z","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":"16da03a4006fb5a26cfb3814593f8c5543609d2c9dab4f9ce1279db1f3bf40e7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-04-24T15:07:19Z","title_canon_sha256":"7cf7c7257e1421d2e2af9f58dfc6b3334e15065e792e1a98da28eef2f147c71d"},"schema_version":"1.0","source":{"id":"1004.4285","kind":"arxiv","version":1}},"canonical_sha256":"aaa750f011f203bd348489e52bba84bf40be7a58ba5d59a76e8a32b60e708800","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aaa750f011f203bd348489e52bba84bf40be7a58ba5d59a76e8a32b60e708800","first_computed_at":"2026-05-18T02:33:33.567771Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:33.567771Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P7GE/BJlhWQw2ooxgD2ylm6Pa1PSGvhlZMAGk+/6aLzfhQughFu45x08FoHwHcgbaXf2dsiGYBColmNh0gCSBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:33.568383Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.4285","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe5425d01b10daf352d80c482648b206d44fd6d20ad0829b785b303a2d0501ee","sha256:8ba87eb19f04851a1b2464809c90f3263b5215b20b930316ed45013ae0c02495"],"state_sha256":"6f0bc60cd8471d2ff4126f3a5233ecf832675bd999122749af3339f5da13cdca"}