{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:QQK6BRX4753A5KLE66SC76SFO5","short_pith_number":"pith:QQK6BRX4","canonical_record":{"source":{"id":"hep-lat/0001013","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2000-01-13T05:50:04Z","cross_cats_sorted":[],"title_canon_sha256":"a13e715d361b2150da20ce39cff10dc9b8bddf9138cee3214965cf8f9c9b71f8","abstract_canon_sha256":"b5312cd44bf01e39f605b43175c59c198ab5adbe50e0c072a102f2252a7d0dc9"},"schema_version":"1.0"},"canonical_sha256":"8415e0c6fcff760ea964f7a42ffa45777e4bd5fc291a6a376a937ca4fdd45c54","source":{"kind":"arxiv","id":"hep-lat/0001013","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0001013","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0001013v1","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0001013","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"QQK6BRX4753A","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_16","alias_value":"QQK6BRX4753A5KLE","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_8","alias_value":"QQK6BRX4","created_at":"2026-07-04T15:20:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:QQK6BRX4753A5KLE66SC76SFO5","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0001013","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2000-01-13T05:50:04Z","cross_cats_sorted":[],"title_canon_sha256":"a13e715d361b2150da20ce39cff10dc9b8bddf9138cee3214965cf8f9c9b71f8","abstract_canon_sha256":"b5312cd44bf01e39f605b43175c59c198ab5adbe50e0c072a102f2252a7d0dc9"},"schema_version":"1.0"},"canonical_sha256":"8415e0c6fcff760ea964f7a42ffa45777e4bd5fc291a6a376a937ca4fdd45c54","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:20:44.976475Z","signature_b64":"oFe28mbJP6Gkjo8lxFbFMlp/p+LApNDjk/O86zkhyao/1JLAJXhv00LdFALyFz2jFjb9Q9zlVdQXfpmtesOWAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8415e0c6fcff760ea964f7a42ffa45777e4bd5fc291a6a376a937ca4fdd45c54","last_reissued_at":"2026-07-04T15:20:44.976122Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:20:44.976122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0001013","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Coo7T6Ke2ge2AoGd8udYoIpCvIx/XbvwFyb78z38S7keZCWKgIgddj95iCEz4GuBI/M8WjWbdhCERLvHYK1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T05:30:00.167618Z"},"content_sha256":"1b926ef4b448c9f1e8f1d7e7db08db3c9e36cc192a901a4b75f8736922589f0c","schema_version":"1.0","event_id":"sha256:1b926ef4b448c9f1e8f1d7e7db08db3c9e36cc192a901a4b75f8736922589f0c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:QQK6BRX4753A5KLE66SC76SFO5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Overlap-Dirac Operator: Topology and Chiral Symmetry Breaking","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"R.G. Edwards, R. Narayanan, U.M. Heller","submitted_at":"2000-01-13T05:50:04Z","abstract_excerpt":"We review the spectral flow techniques for computing the index of the overlap Dirac operator including results relevant for SUSY Yang-Mills theories. We describe properties of the overlap Dirac operator, and methods to implement it numerically. We use the results from the spectral flow to illuminate the difficulties in numerical calculations involving domain wall and overlap fermions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0001013","kind":"arxiv","version":1},"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/0001013/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":"2026-07-04T15:20:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CDQ/8eVF3fcDodnoTOZEMHjLBHHA/FK2mBk9NqcgqTfcYNr4jtZ6ga4U/TfvenSzx1LtKt7ZDIe9e95xgtosCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T05:30:00.168338Z"},"content_sha256":"af4c3ffa02cd1bdbfadb01b8951c3b684cd49f8ee21e26f19a0561e4b0639143","schema_version":"1.0","event_id":"sha256:af4c3ffa02cd1bdbfadb01b8951c3b684cd49f8ee21e26f19a0561e4b0639143"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QQK6BRX4753A5KLE66SC76SFO5/bundle.json","state_url":"https://pith.science/pith/QQK6BRX4753A5KLE66SC76SFO5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QQK6BRX4753A5KLE66SC76SFO5/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":"2026-08-11T05:30:00Z","links":{"resolver":"https://pith.science/pith/QQK6BRX4753A5KLE66SC76SFO5","bundle":"https://pith.science/pith/QQK6BRX4753A5KLE66SC76SFO5/bundle.json","state":"https://pith.science/pith/QQK6BRX4753A5KLE66SC76SFO5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QQK6BRX4753A5KLE66SC76SFO5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:QQK6BRX4753A5KLE66SC76SFO5","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":"b5312cd44bf01e39f605b43175c59c198ab5adbe50e0c072a102f2252a7d0dc9","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2000-01-13T05:50:04Z","title_canon_sha256":"a13e715d361b2150da20ce39cff10dc9b8bddf9138cee3214965cf8f9c9b71f8"},"schema_version":"1.0","source":{"id":"hep-lat/0001013","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0001013","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0001013v1","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0001013","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_12","alias_value":"QQK6BRX4753A","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_16","alias_value":"QQK6BRX4753A5KLE","created_at":"2026-07-04T15:20:44Z"},{"alias_kind":"pith_short_8","alias_value":"QQK6BRX4","created_at":"2026-07-04T15:20:44Z"}],"graph_snapshots":[{"event_id":"sha256:af4c3ffa02cd1bdbfadb01b8951c3b684cd49f8ee21e26f19a0561e4b0639143","target":"graph","created_at":"2026-07-04T15:20:44Z","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/0001013/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We review the spectral flow techniques for computing the index of the overlap Dirac operator including results relevant for SUSY Yang-Mills theories. We describe properties of the overlap Dirac operator, and methods to implement it numerically. We use the results from the spectral flow to illuminate the difficulties in numerical calculations involving domain wall and overlap fermions.","authors_text":"R.G. Edwards, R. Narayanan, U.M. Heller","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2000-01-13T05:50:04Z","title":"The Overlap-Dirac Operator: Topology and Chiral Symmetry Breaking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0001013","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":"sha256:1b926ef4b448c9f1e8f1d7e7db08db3c9e36cc192a901a4b75f8736922589f0c","target":"record","created_at":"2026-07-04T15:20:44Z","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":"b5312cd44bf01e39f605b43175c59c198ab5adbe50e0c072a102f2252a7d0dc9","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2000-01-13T05:50:04Z","title_canon_sha256":"a13e715d361b2150da20ce39cff10dc9b8bddf9138cee3214965cf8f9c9b71f8"},"schema_version":"1.0","source":{"id":"hep-lat/0001013","kind":"arxiv","version":1}},"canonical_sha256":"8415e0c6fcff760ea964f7a42ffa45777e4bd5fc291a6a376a937ca4fdd45c54","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8415e0c6fcff760ea964f7a42ffa45777e4bd5fc291a6a376a937ca4fdd45c54","first_computed_at":"2026-07-04T15:20:44.976122Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:20:44.976122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oFe28mbJP6Gkjo8lxFbFMlp/p+LApNDjk/O86zkhyao/1JLAJXhv00LdFALyFz2jFjb9Q9zlVdQXfpmtesOWAA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:20:44.976475Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0001013","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b926ef4b448c9f1e8f1d7e7db08db3c9e36cc192a901a4b75f8736922589f0c","sha256:af4c3ffa02cd1bdbfadb01b8951c3b684cd49f8ee21e26f19a0561e4b0639143"],"state_sha256":"8630d6a5b93a3451ad08a8799a7b91843b6cecb6a64d6ba12eb920a84b80cfe0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nqmU8anEbtdh6gg5Vbdw8PjrtmcWk1MFMUSdDI61GBCjfgArRhZjAG4gCA1j7V3zg7xjJ9gROJhjOvSdqqsPBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T05:30:00.172890Z","bundle_sha256":"2b3f1e12da0f7f48248298c9852c453e4e52ebd7f7a1a0ee603e1f1cee4dfefa"}}