{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:MAAUVUUPRBRBJNRYNHI2KA6NZR","short_pith_number":"pith:MAAUVUUP","canonical_record":{"source":{"id":"hep-lat/0206002","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2002-06-04T13:56:08Z","cross_cats_sorted":[],"title_canon_sha256":"710c7c3b8b12f2de96a37b7ace8f980b84d1783f668154051640788f5d2338b8","abstract_canon_sha256":"e42207f2b6931fb301952658eeef3f7eebb5a7047e5a193ec5e857d351bdd8c7"},"schema_version":"1.0"},"canonical_sha256":"60014ad28f886214b63869d1a503cdcc46546bd549b63dcc86ab9579cd4fd96d","source":{"kind":"arxiv","id":"hep-lat/0206002","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0206002","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0206002v4","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0206002","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_12","alias_value":"MAAUVUUPRBRB","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_16","alias_value":"MAAUVUUPRBRBJNRY","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_8","alias_value":"MAAUVUUP","created_at":"2026-07-04T16:33:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:MAAUVUUPRBRBJNRYNHI2KA6NZR","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0206002","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2002-06-04T13:56:08Z","cross_cats_sorted":[],"title_canon_sha256":"710c7c3b8b12f2de96a37b7ace8f980b84d1783f668154051640788f5d2338b8","abstract_canon_sha256":"e42207f2b6931fb301952658eeef3f7eebb5a7047e5a193ec5e857d351bdd8c7"},"schema_version":"1.0"},"canonical_sha256":"60014ad28f886214b63869d1a503cdcc46546bd549b63dcc86ab9579cd4fd96d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:33:53.001359Z","signature_b64":"WdMTP9uK9OvDl7UGiNAWuv+pZodsd9WCl5I1K0vq1mvOItnWvpcDQbIPxJb0eSEz39zN7L8qXU7ermJgLYCuBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"60014ad28f886214b63869d1a503cdcc46546bd549b63dcc86ab9579cd4fd96d","last_reissued_at":"2026-07-04T16:33:53.000941Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:33:53.000941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0206002","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:33:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Cq4K+ATM6SPgoQb85+7QqqqNmp89ufOk0Im8X5fEU3n06lmlhfyg+M7f5G+mEP14gfeYDkEmhafxjJT/eVqJAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T22:44:18.818930Z"},"content_sha256":"ca6d867ebc700bbabdbe964bb4c0ae346e21d3af76a3d8f0f6447c6de86e00bf","schema_version":"1.0","event_id":"sha256:ca6d867ebc700bbabdbe964bb4c0ae346e21d3af76a3d8f0f6447c6de86e00bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:MAAUVUUPRBRBJNRYNHI2KA6NZR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Heavy and Light Quarks with Lattice Chiral Fermions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"K.F. Liu, S.J. Dong","submitted_at":"2002-06-04T13:56:08Z","abstract_excerpt":"The feasibility of using lattice chiral fermions which are free of $O(a)$ errors for both the heavy and light quarks is examined. The fact that the effective quark propagators in these fermions have the same form as that in the continuum with the quark mass being only an additive parameter to a chirally symmetric antihermitian Dirac operator is highlighted. This implies that there is no distinction between the heavy and light quarks and no mass dependent tuning of the action or operators as long as the discretization error $O(m^2 a^2)$ is negligible. Using the overlap fermion, we find that the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0206002","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-lat/0206002/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:33:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GpEO5P6EO13EL1kI4zqPCkGv4dqEwKMVtNUztvsVDWTJs/qhA8AfMIEr4t8FWMxlFzX6J3cYxLKnz8/IYyV/Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T22:44:18.819791Z"},"content_sha256":"036dacc42e7935d35627c0bfcf8ae385bdb5741442876a886d4654e7f1fdf37b","schema_version":"1.0","event_id":"sha256:036dacc42e7935d35627c0bfcf8ae385bdb5741442876a886d4654e7f1fdf37b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/bundle.json","state_url":"https://pith.science/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/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":"2026-08-17T22:44:18Z","links":{"resolver":"https://pith.science/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR","bundle":"https://pith.science/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/bundle.json","state":"https://pith.science/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MAAUVUUPRBRBJNRYNHI2KA6NZR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:MAAUVUUPRBRBJNRYNHI2KA6NZR","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":"e42207f2b6931fb301952658eeef3f7eebb5a7047e5a193ec5e857d351bdd8c7","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2002-06-04T13:56:08Z","title_canon_sha256":"710c7c3b8b12f2de96a37b7ace8f980b84d1783f668154051640788f5d2338b8"},"schema_version":"1.0","source":{"id":"hep-lat/0206002","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0206002","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0206002v4","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0206002","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_12","alias_value":"MAAUVUUPRBRB","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_16","alias_value":"MAAUVUUPRBRBJNRY","created_at":"2026-07-04T16:33:53Z"},{"alias_kind":"pith_short_8","alias_value":"MAAUVUUP","created_at":"2026-07-04T16:33:53Z"}],"graph_snapshots":[{"event_id":"sha256:036dacc42e7935d35627c0bfcf8ae385bdb5741442876a886d4654e7f1fdf37b","target":"graph","created_at":"2026-07-04T16:33:53Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-lat/0206002/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The feasibility of using lattice chiral fermions which are free of $O(a)$ errors for both the heavy and light quarks is examined. The fact that the effective quark propagators in these fermions have the same form as that in the continuum with the quark mass being only an additive parameter to a chirally symmetric antihermitian Dirac operator is highlighted. This implies that there is no distinction between the heavy and light quarks and no mass dependent tuning of the action or operators as long as the discretization error $O(m^2 a^2)$ is negligible. Using the overlap fermion, we find that the","authors_text":"K.F. Liu, S.J. Dong","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2002-06-04T13:56:08Z","title":"Heavy and Light Quarks with Lattice Chiral Fermions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0206002","kind":"arxiv","version":4},"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:ca6d867ebc700bbabdbe964bb4c0ae346e21d3af76a3d8f0f6447c6de86e00bf","target":"record","created_at":"2026-07-04T16:33:53Z","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":"e42207f2b6931fb301952658eeef3f7eebb5a7047e5a193ec5e857d351bdd8c7","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2002-06-04T13:56:08Z","title_canon_sha256":"710c7c3b8b12f2de96a37b7ace8f980b84d1783f668154051640788f5d2338b8"},"schema_version":"1.0","source":{"id":"hep-lat/0206002","kind":"arxiv","version":4}},"canonical_sha256":"60014ad28f886214b63869d1a503cdcc46546bd549b63dcc86ab9579cd4fd96d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"60014ad28f886214b63869d1a503cdcc46546bd549b63dcc86ab9579cd4fd96d","first_computed_at":"2026-07-04T16:33:53.000941Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:33:53.000941Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WdMTP9uK9OvDl7UGiNAWuv+pZodsd9WCl5I1K0vq1mvOItnWvpcDQbIPxJb0eSEz39zN7L8qXU7ermJgLYCuBA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:33:53.001359Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0206002","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca6d867ebc700bbabdbe964bb4c0ae346e21d3af76a3d8f0f6447c6de86e00bf","sha256:036dacc42e7935d35627c0bfcf8ae385bdb5741442876a886d4654e7f1fdf37b"],"state_sha256":"fb7ea60755bf6ffbb5e8559044248baabced5a37db3a9340beaa2ad762292d63"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lf+ptt3ABY/dd++J6DO1/LjS7FctajYs9XHc6eYrdCMQvYbq9syA+67M6cxRcpNO0asU1EGNgTulC4MyBXfVAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T22:44:18.826829Z","bundle_sha256":"e3d21ba75603a1512ab7c1b1a22fe49c22569bf92c97d4dcf7abfde974c5bea0"}}