{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:ZMAULJ2D34VXGIJUY3ETQUFF7U","short_pith_number":"pith:ZMAULJ2D","canonical_record":{"source":{"id":"hep-lat/0306021","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2003-06-17T23:15:03Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fdcf7e5adf7011d3c5c37d7c03b00809f538e957d98689b688888bd25785ef86","abstract_canon_sha256":"521c32b4ebebbfd2004c6c372649f5fb1784ba5512532f650684e87b8f83f645"},"schema_version":"1.0"},"canonical_sha256":"cb0145a743df2b732134c6c93850a5fd380a370c2ec1838c8cd8a7040616e969","source":{"kind":"arxiv","id":"hep-lat/0306021","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0306021","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0306021v2","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0306021","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZMAULJ2D34VX","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZMAULJ2D34VXGIJU","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZMAULJ2D","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:ZMAULJ2D34VXGIJUY3ETQUFF7U","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0306021","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2003-06-17T23:15:03Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fdcf7e5adf7011d3c5c37d7c03b00809f538e957d98689b688888bd25785ef86","abstract_canon_sha256":"521c32b4ebebbfd2004c6c372649f5fb1784ba5512532f650684e87b8f83f645"},"schema_version":"1.0"},"canonical_sha256":"cb0145a743df2b732134c6c93850a5fd380a370c2ec1838c8cd8a7040616e969","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:00.171293Z","signature_b64":"WU861dGL9xPaASuYjm1ueLZLOjJKAjMNdkKfG2/99cXh8LCmSIGLpFo4zoh+QtQPqhvAmVCujp7eu+wc6piNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb0145a743df2b732134c6c93850a5fd380a370c2ec1838c8cd8a7040616e969","last_reissued_at":"2026-05-18T04:23:00.170722Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:00.170722Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0306021","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":"2026-05-18T04:23:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E9mHXM+WfrNfCTrJgkBau1DUoINV9KuAqN1i9ZWRsQdMBSWO4wzMQ/cVX3XYbwhAQRnee+bZO3f5FjUDx3HPDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T23:37:59.466298Z"},"content_sha256":"c6b3309ea25b4276c567b05536801a673678aa9a73f5487c2a585cc717008efa","schema_version":"1.0","event_id":"sha256:c6b3309ea25b4276c567b05536801a673678aa9a73f5487c2a585cc717008efa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:ZMAULJ2D34VXGIJUY3ETQUFF7U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chiral perturbation theory at O(a^2) for lattice QCD","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-lat","authors_text":"Gautam Rupak, Noam Shoresh, Oliver Baer","submitted_at":"2003-06-17T23:15:03Z","abstract_excerpt":"We construct the chiral effective Lagrangian for two lattice theories: one with Wilson fermions and the other with Wilson sea fermions and Ginsparg-Wilson valence fermions. For each of these theories we construct the Symanzik action through order $a^2$. The chiral Lagrangian is then derived, including terms of order $a^2$, which have not been calculated before. We find that there are only few new terms at this order. Corrections to existing coefficients in the continuum chiral Lagrangian are proportional to $a^2$, and appear in the Lagrangian at order $a^2 p^2$ or higher. Similarly, O(4) symme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0306021","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":"2026-05-18T04:23:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K3w0bGkcYudJYiyIO8QosWIlfF7Axsa4+V0CaryBaoH9bNujw1O6OPgI7l+nxkUMXud3z45Gh4N1X7OD/VUdBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T23:37:59.466668Z"},"content_sha256":"1f55d3227754e9cd6ec546b992f2bb051ee47dfc9e86fa25631592ddeffb94cb","schema_version":"1.0","event_id":"sha256:1f55d3227754e9cd6ec546b992f2bb051ee47dfc9e86fa25631592ddeffb94cb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/bundle.json","state_url":"https://pith.science/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/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":"2026-06-02T23:37:59Z","links":{"resolver":"https://pith.science/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U","bundle":"https://pith.science/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/bundle.json","state":"https://pith.science/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZMAULJ2D34VXGIJUY3ETQUFF7U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:ZMAULJ2D34VXGIJUY3ETQUFF7U","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":"521c32b4ebebbfd2004c6c372649f5fb1784ba5512532f650684e87b8f83f645","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-lat","submitted_at":"2003-06-17T23:15:03Z","title_canon_sha256":"fdcf7e5adf7011d3c5c37d7c03b00809f538e957d98689b688888bd25785ef86"},"schema_version":"1.0","source":{"id":"hep-lat/0306021","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0306021","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0306021v2","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0306021","created_at":"2026-05-18T04:23:00Z"},{"alias_kind":"pith_short_12","alias_value":"ZMAULJ2D34VX","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZMAULJ2D34VXGIJU","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZMAULJ2D","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:1f55d3227754e9cd6ec546b992f2bb051ee47dfc9e86fa25631592ddeffb94cb","target":"graph","created_at":"2026-05-18T04:23:00Z","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 construct the chiral effective Lagrangian for two lattice theories: one with Wilson fermions and the other with Wilson sea fermions and Ginsparg-Wilson valence fermions. For each of these theories we construct the Symanzik action through order $a^2$. The chiral Lagrangian is then derived, including terms of order $a^2$, which have not been calculated before. We find that there are only few new terms at this order. Corrections to existing coefficients in the continuum chiral Lagrangian are proportional to $a^2$, and appear in the Lagrangian at order $a^2 p^2$ or higher. Similarly, O(4) symme","authors_text":"Gautam Rupak, Noam Shoresh, Oliver Baer","cross_cats":["nucl-th"],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2003-06-17T23:15:03Z","title":"Chiral perturbation theory at O(a^2) for lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0306021","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:c6b3309ea25b4276c567b05536801a673678aa9a73f5487c2a585cc717008efa","target":"record","created_at":"2026-05-18T04:23:00Z","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":"521c32b4ebebbfd2004c6c372649f5fb1784ba5512532f650684e87b8f83f645","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-lat","submitted_at":"2003-06-17T23:15:03Z","title_canon_sha256":"fdcf7e5adf7011d3c5c37d7c03b00809f538e957d98689b688888bd25785ef86"},"schema_version":"1.0","source":{"id":"hep-lat/0306021","kind":"arxiv","version":2}},"canonical_sha256":"cb0145a743df2b732134c6c93850a5fd380a370c2ec1838c8cd8a7040616e969","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb0145a743df2b732134c6c93850a5fd380a370c2ec1838c8cd8a7040616e969","first_computed_at":"2026-05-18T04:23:00.170722Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:23:00.170722Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WU861dGL9xPaASuYjm1ueLZLOjJKAjMNdkKfG2/99cXh8LCmSIGLpFo4zoh+QtQPqhvAmVCujp7eu+wc6piNDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:23:00.171293Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0306021","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c6b3309ea25b4276c567b05536801a673678aa9a73f5487c2a585cc717008efa","sha256:1f55d3227754e9cd6ec546b992f2bb051ee47dfc9e86fa25631592ddeffb94cb"],"state_sha256":"591e5f18f161d327a265412dbeef36c1535d9b75b43c302d447a9234709fc849"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d+HCK+n97Z1Cwt1ulKdLmzdIw6hOVWufadFXG32A6BRTQIvVkbHe/fQuzXuGBoyCLrQukz7C8LlbXXmc+C0BDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T23:37:59.468587Z","bundle_sha256":"1fea190cd7345db5afed1ca0a9623ec30b7360fe6c254e80455cd4964bf3e679"}}