{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:CSIBOZNRMV3QC324TKY6O6E3ND","short_pith_number":"pith:CSIBOZNR","canonical_record":{"source":{"id":"hep-lat/9909134","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"1999-09-18T05:14:57Z","cross_cats_sorted":[],"title_canon_sha256":"3a19c25a75b6c87fdae7776058b4b3f36ca391d95af265e8556e176ee3fea031","abstract_canon_sha256":"76157f4e340b0c9b58209a0610247b34aea18a1d34ae0b6354da5677a0af43d5"},"schema_version":"1.0"},"canonical_sha256":"14901765b16577016f5c9ab1e7789b68f7b0da21adafe3556107d9594207f0ac","source":{"kind":"arxiv","id":"hep-lat/9909134","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/9909134","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/9909134v3","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/9909134","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_12","alias_value":"CSIBOZNRMV3Q","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_16","alias_value":"CSIBOZNRMV3QC324","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_8","alias_value":"CSIBOZNR","created_at":"2026-07-04T16:14:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:CSIBOZNRMV3QC324TKY6O6E3ND","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/9909134","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"1999-09-18T05:14:57Z","cross_cats_sorted":[],"title_canon_sha256":"3a19c25a75b6c87fdae7776058b4b3f36ca391d95af265e8556e176ee3fea031","abstract_canon_sha256":"76157f4e340b0c9b58209a0610247b34aea18a1d34ae0b6354da5677a0af43d5"},"schema_version":"1.0"},"canonical_sha256":"14901765b16577016f5c9ab1e7789b68f7b0da21adafe3556107d9594207f0ac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:14:01.363172Z","signature_b64":"3D2hRqbIaERHCKKu41bIsUDGkSg1u2CanGB0C+XZna9ROgWwwwaSRSgUdRQ7EHZqoQbfQEp9PU4i6UG9qs/1Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14901765b16577016f5c9ab1e7789b68f7b0da21adafe3556107d9594207f0ac","last_reissued_at":"2026-07-04T16:14:01.362736Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:14:01.362736Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/9909134","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:14:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xLuuRsYOlbsLhhAWdAcWh/aQ2Gd4CojyTutXslVctCpsLXOtIaS4vhv1V9bX7ZACDEBmKRRfn76Hsxz8LZM6AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:40:16.991504Z"},"content_sha256":"f5783c7e2f9e834951b766e5feeca94d800441f7bc48e19e2c46a209e08dee56","schema_version":"1.0","event_id":"sha256:f5783c7e2f9e834951b766e5feeca94d800441f7bc48e19e2c46a209e08dee56"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:CSIBOZNRMV3QC324TKY6O6E3ND","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Choice of Integrator in the Hybrid Monte Carlo Algorithm","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"Tetsuya Takaishi","submitted_at":"1999-09-18T05:14:57Z","abstract_excerpt":"We study efficiency of higher order integrator schemes for the hybrid Monte Carlo (HMC) algorithm. Numerical tests are performed for Quantum Chromo Dynamics (QCD) with two flavors of Wilson fermions. We compare 2nd, 4th and 6th order integrators at various quark masses. The performance depends on both volume and quark mass. On currently accessible large lattices ($V \\sim 24^4$), higher order integrators can be more efficient than the 2nd order one only in heavy quark region, $m_q a > 0.3$. Thus we conclude that for most full QCD simulations, except for heavy quark case, the usual 2nd order int"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/9909134","kind":"arxiv","version":3},"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/9909134/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":"2026-07-04T16:14:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+tBTKIYg4Q4zYyYBI1ZetvFKtKUq/SCW7Rv3seJi7trEtif7Tv0JW9QeeDa89cf1u/QWz8pGOjX/iI9370oiBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T07:40:16.992556Z"},"content_sha256":"bc340ba8e59c0b8750e026fd769ab3ebb10be0b0437c79d3ce409f97a79222e3","schema_version":"1.0","event_id":"sha256:bc340ba8e59c0b8750e026fd769ab3ebb10be0b0437c79d3ce409f97a79222e3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CSIBOZNRMV3QC324TKY6O6E3ND/bundle.json","state_url":"https://pith.science/pith/CSIBOZNRMV3QC324TKY6O6E3ND/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CSIBOZNRMV3QC324TKY6O6E3ND/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":"2026-08-12T07:40:16Z","links":{"resolver":"https://pith.science/pith/CSIBOZNRMV3QC324TKY6O6E3ND","bundle":"https://pith.science/pith/CSIBOZNRMV3QC324TKY6O6E3ND/bundle.json","state":"https://pith.science/pith/CSIBOZNRMV3QC324TKY6O6E3ND/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CSIBOZNRMV3QC324TKY6O6E3ND/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:CSIBOZNRMV3QC324TKY6O6E3ND","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":"76157f4e340b0c9b58209a0610247b34aea18a1d34ae0b6354da5677a0af43d5","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"1999-09-18T05:14:57Z","title_canon_sha256":"3a19c25a75b6c87fdae7776058b4b3f36ca391d95af265e8556e176ee3fea031"},"schema_version":"1.0","source":{"id":"hep-lat/9909134","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/9909134","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/9909134v3","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/9909134","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_12","alias_value":"CSIBOZNRMV3Q","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_16","alias_value":"CSIBOZNRMV3QC324","created_at":"2026-07-04T16:14:01Z"},{"alias_kind":"pith_short_8","alias_value":"CSIBOZNR","created_at":"2026-07-04T16:14:01Z"}],"graph_snapshots":[{"event_id":"sha256:bc340ba8e59c0b8750e026fd769ab3ebb10be0b0437c79d3ce409f97a79222e3","target":"graph","created_at":"2026-07-04T16:14:01Z","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/9909134/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study efficiency of higher order integrator schemes for the hybrid Monte Carlo (HMC) algorithm. Numerical tests are performed for Quantum Chromo Dynamics (QCD) with two flavors of Wilson fermions. We compare 2nd, 4th and 6th order integrators at various quark masses. The performance depends on both volume and quark mass. On currently accessible large lattices ($V \\sim 24^4$), higher order integrators can be more efficient than the 2nd order one only in heavy quark region, $m_q a > 0.3$. Thus we conclude that for most full QCD simulations, except for heavy quark case, the usual 2nd order int","authors_text":"Tetsuya Takaishi","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"1999-09-18T05:14:57Z","title":"Choice of Integrator in the Hybrid Monte Carlo Algorithm"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/9909134","kind":"arxiv","version":3},"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:f5783c7e2f9e834951b766e5feeca94d800441f7bc48e19e2c46a209e08dee56","target":"record","created_at":"2026-07-04T16:14:01Z","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":"76157f4e340b0c9b58209a0610247b34aea18a1d34ae0b6354da5677a0af43d5","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"1999-09-18T05:14:57Z","title_canon_sha256":"3a19c25a75b6c87fdae7776058b4b3f36ca391d95af265e8556e176ee3fea031"},"schema_version":"1.0","source":{"id":"hep-lat/9909134","kind":"arxiv","version":3}},"canonical_sha256":"14901765b16577016f5c9ab1e7789b68f7b0da21adafe3556107d9594207f0ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14901765b16577016f5c9ab1e7789b68f7b0da21adafe3556107d9594207f0ac","first_computed_at":"2026-07-04T16:14:01.362736Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:14:01.362736Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3D2hRqbIaERHCKKu41bIsUDGkSg1u2CanGB0C+XZna9ROgWwwwaSRSgUdRQ7EHZqoQbfQEp9PU4i6UG9qs/1Bg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:14:01.363172Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/9909134","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5783c7e2f9e834951b766e5feeca94d800441f7bc48e19e2c46a209e08dee56","sha256:bc340ba8e59c0b8750e026fd769ab3ebb10be0b0437c79d3ce409f97a79222e3"],"state_sha256":"eee07f5c78ea6af010b21e9d88a9a05391faa5203bda09afdaad4eb3d6ff176c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BzeV/sKZrVgTuvvA6ohGauhPOSWDAzkyfM9w2g9uoUP2Yls+tkQNq1c2mKwNqbs6PAFMsEJvshU2RUm1Ju95CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T07:40:17.000290Z","bundle_sha256":"792f860406b9d95e33704e3d7c908eb7e85e753c4476ad11c03e4edae94d63f8"}}