{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:PO5HBCVR4G7VHF3HBPLJEKIKUF","short_pith_number":"pith:PO5HBCVR","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"},"canonical_sha256":"7bba708ab1e1bf5397670bd692290aa160a17074f95fa12014ae65d350cd9939","source":{"kind":"arxiv","id":"hep-lat/0004010","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0004010","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0004010v2","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0004010","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"PO5HBCVR4G7V","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"PO5HBCVR4G7VHF3H","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"PO5HBCVR","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:PO5HBCVR4G7VHF3HBPLJEKIKUF","target":"record","payload":{"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"},"canonical_sha256":"7bba708ab1e1bf5397670bd692290aa160a17074f95fa12014ae65d350cd9939","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"},"source_kind":"arxiv","source_id":"hep-lat/0004010","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Pp/OjsfbFj3cDkTJ+wYphMI2N14Ok1CsWCY6F6ypFtTyYbkPLDidaskUlfveXRyAO/oKMEV6wzqHi/3vEMRBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:40:35.827501Z"},"content_sha256":"3b70be36f04ca588b015f8231114689928dffb6756f707a1d7c4bff8375e1cf0","schema_version":"1.0","event_id":"sha256:3b70be36f04ca588b015f8231114689928dffb6756f707a1d7c4bff8375e1cf0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:PO5HBCVR4G7VHF3HBPLJEKIKUF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical Quark Effects on Light Quark Masses","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"A. Ukawa, CP-PACS Collaboration: A. Ali Khan, G. Boyd, H.P. Shanahan, K. Kanaya, K. Nagai, M. Fukugita, M. Okawa, N. Ishizuka, R. Burkhalter, S. Aoki, S. Ejiri, S. Hashimoto, T. Kaneko, T. Manke, T. Yoshie, Y. Iwasaki, Y. Kuramashi","submitted_at":"2000-04-16T23:31:44Z","abstract_excerpt":"We present results for light quark masses from a systematic lattice QCD study with two degenerate flavors of dynamical quarks. 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 $K$"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0004010","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QGMcVe8A7okHMJ+eon83AD5LYlTm0Y4baLYyRJKJKd4obIm3hX2A+JLh8GWkGmap9QukGrn55l+DdnBoHxQqAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:40:35.828189Z"},"content_sha256":"54589ac6f0b7d974a8d6a835e744567e871f45cd6a6d07039bdaea2328342c03","schema_version":"1.0","event_id":"sha256:54589ac6f0b7d974a8d6a835e744567e871f45cd6a6d07039bdaea2328342c03"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/bundle.json","state_url":"https://pith.science/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-26T02:40:35Z","links":{"resolver":"https://pith.science/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF","bundle":"https://pith.science/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/bundle.json","state":"https://pith.science/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PO5HBCVR4G7VHF3HBPLJEKIKUF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:PO5HBCVR4G7VHF3HBPLJEKIKUF","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":"2a9d80ae8ca51082cb16ade7e655947f55966092453c1e9c0ff26c65feea17c2","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"hep-lat","submitted_at":"2000-04-16T23:31:44Z","title_canon_sha256":"d1c80412abb119723fa5162aa31d2e90e818565f47f3538283f1da957eba08b9"},"schema_version":"1.0","source":{"id":"hep-lat/0004010","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0004010","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0004010v2","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0004010","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"PO5HBCVR4G7V","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"PO5HBCVR4G7VHF3H","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"PO5HBCVR","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:54589ac6f0b7d974a8d6a835e744567e871f45cd6a6d07039bdaea2328342c03","target":"graph","created_at":"2026-05-18T03:47:20Z","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 present results for light quark masses from a systematic lattice QCD study with two degenerate flavors of dynamical quarks. 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 $K$","authors_text":"A. Ukawa, CP-PACS Collaboration: A. Ali Khan, G. Boyd, H.P. Shanahan, K. Kanaya, K. Nagai, M. Fukugita, M. Okawa, N. Ishizuka, R. Burkhalter, S. Aoki, S. Ejiri, S. Hashimoto, T. Kaneko, T. Manke, T. Yoshie, Y. Iwasaki, Y. Kuramashi","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2000-04-16T23:31:44Z","title":"Dynamical Quark Effects on Light Quark Masses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0004010","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":"sha256:3b70be36f04ca588b015f8231114689928dffb6756f707a1d7c4bff8375e1cf0","target":"record","created_at":"2026-05-18T03:47:20Z","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":"2a9d80ae8ca51082cb16ade7e655947f55966092453c1e9c0ff26c65feea17c2","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"hep-lat","submitted_at":"2000-04-16T23:31:44Z","title_canon_sha256":"d1c80412abb119723fa5162aa31d2e90e818565f47f3538283f1da957eba08b9"},"schema_version":"1.0","source":{"id":"hep-lat/0004010","kind":"arxiv","version":2}},"canonical_sha256":"7bba708ab1e1bf5397670bd692290aa160a17074f95fa12014ae65d350cd9939","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7bba708ab1e1bf5397670bd692290aa160a17074f95fa12014ae65d350cd9939","first_computed_at":"2026-05-18T03:47:20.645584Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:47:20.645584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cVs5ys/w4wGmY22W7JUuQRjqMoZ3CM+Oe0k6E9XdDYX6FvMmmNVN/00H0GnB910iuf/bIQxIYYmiH5Q1YvoOAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:47:20.646454Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0004010","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b70be36f04ca588b015f8231114689928dffb6756f707a1d7c4bff8375e1cf0","sha256:54589ac6f0b7d974a8d6a835e744567e871f45cd6a6d07039bdaea2328342c03"],"state_sha256":"b12867de7c5f4c65cf66b59126f785b0a566259df14c7916fc023a593a5588a4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s47enRqXtrGKddcRLqeIiXhKose7kR13Kdmjidys6ihSyiV9Zn9zMq8c2zbvIZ2zgmvnFet59ZlhK66YMnfeAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T02:40:35.831805Z","bundle_sha256":"d81bc11b613c23b1845f9af6015bf8c8da0b597d6df29bd80ece579b623d1b24"}}