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Simulations are made with a renormalization-group improved gauge action and a mean-field improved clover quark action for sea quark masses corresponding to $m_{\\rm PS}/m_{\\rm V} \\approx 0.8$--0.6 and the lattice spacing $a=0.22$--0.11 fm. In the continuum limit we find $m_{ud}^{\\bar{MS}}(2 {\\rm GeV})=3.44^{+0.14}_{-0.22}$ MeV using the $\\pi$ and $\\rho$ meson masses as physical input, and $m_s^{\\bar{MS}}(2 {\\rm GeV})=88^{+4}_{-6}$ MeV or $90^{+5}_{-11}$ MeV with the $K$"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"hep-lat/0004010","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2000-04-16T23:31:44Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"d1c80412abb119723fa5162aa31d2e90e818565f47f3538283f1da957eba08b9","abstract_canon_sha256":"2a9d80ae8ca51082cb16ade7e655947f55966092453c1e9c0ff26c65feea17c2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:47:20.646454Z","signature_b64":"cVs5ys/w4wGmY22W7JUuQRjqMoZ3CM+Oe0k6E9XdDYX6FvMmmNVN/00H0GnB910iuf/bIQxIYYmiH5Q1YvoOAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7bba708ab1e1bf5397670bd692290aa160a17074f95fa12014ae65d350cd9939","last_reissued_at":"2026-05-18T03:47:20.645584Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:47:20.645584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamical Quark Effects on Light Quark Masses","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"A. 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