{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:ZAYALBYCNJRDEBQHV32DO2FTMP","short_pith_number":"pith:ZAYALBYC","canonical_record":{"source":{"id":"hep-lat/0309096","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2003-09-15T22:38:19Z","cross_cats_sorted":[],"title_canon_sha256":"98c8b29195ebd5fedec36f4fafb9f7c32d053a637ace25be18e6155ab64ed57a","abstract_canon_sha256":"6044c6e314f6678e49fbde697a3e783534aa74be3b1ca5284260326f0ed791bc"},"schema_version":"1.0"},"canonical_sha256":"c8300587026a62320607aef43768b363e38071034ba5b03f94217574ba3cbe76","source":{"kind":"arxiv","id":"hep-lat/0309096","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0309096","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0309096v1","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0309096","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZAYALBYCNJRD","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZAYALBYCNJRDEBQH","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZAYALBYC","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:ZAYALBYCNJRDEBQHV32DO2FTMP","target":"record","payload":{"canonical_record":{"source":{"id":"hep-lat/0309096","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-lat","submitted_at":"2003-09-15T22:38:19Z","cross_cats_sorted":[],"title_canon_sha256":"98c8b29195ebd5fedec36f4fafb9f7c32d053a637ace25be18e6155ab64ed57a","abstract_canon_sha256":"6044c6e314f6678e49fbde697a3e783534aa74be3b1ca5284260326f0ed791bc"},"schema_version":"1.0"},"canonical_sha256":"c8300587026a62320607aef43768b363e38071034ba5b03f94217574ba3cbe76","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:07.288094Z","signature_b64":"zQdwczks6swvLe1RtwFe/yL6SM2nID1R7wD7zHAiTQ5rEN39nxi22mXVDkRw5bkFFeWofXo2o6JtSf+x+QrMAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8300587026a62320607aef43768b363e38071034ba5b03f94217574ba3cbe76","last_reissued_at":"2026-05-18T04:36:07.287337Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:07.287337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-lat/0309096","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":"2026-05-18T04:36:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ysdg/kHIQ/yySYgMbY1O5XwKr977q6Deb34LtWZDWLsQpwCTAj6zzwjSlsINngj1MdIHaxvAYKDANVAnNcXMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T04:43:13.314700Z"},"content_sha256":"6b5e2985bef5ae47bd71eec5b2e70472a58c3dc43bfc61255d80f28ff17038c2","schema_version":"1.0","event_id":"sha256:6b5e2985bef5ae47bd71eec5b2e70472a58c3dc43bfc61255d80f28ff17038c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:ZAYALBYCNJRDEBQHV32DO2FTMP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hardware and software status of QCDOC","license":"","headline":"","cross_cats":[],"primary_cat":"hep-lat","authors_text":"A. Gara, A. Yamaguchi, B. Joo, C. Cristian, C. Jung, C. Kim, D. Chen, G. Liu, K. Petrov, L. Levkova, M. Clark, N.H. Christ, P.A. Boyle, R.D. Mawhinney, S.D. Cohen, S. Ohta, T. Wettig, X. Liao, Z. Dong","submitted_at":"2003-09-15T22:38:19Z","abstract_excerpt":"QCDOC is a massively parallel supercomputer whose processing nodes are based on an application-specific integrated circuit (ASIC). This ASIC was custom-designed so that crucial lattice QCD kernels achieve an overall sustained performance of 50% on machines with several 10,000 nodes. This strong scalability, together with low power consumption and a price/performance ratio of $1 per sustained MFlops, enable QCDOC to attack the most demanding lattice QCD problems. The first ASICs became available in June of 2003, and the testing performed so far has shown all systems functioning according to spe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0309096","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":""},"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":"2026-05-18T04:36:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zO0v4Eb26O3XSye5dpwfqHy8FCV0w03Q9Ctws/IGHNPej2Ng43Br9PFZ4t7sQmXiifep5DGrO/jbQdyMeHeRAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T04:43:13.315095Z"},"content_sha256":"cb0ac54ccd5fe1fb52145c60abce4cfbb4eac520e4e681bf57fbfea4ee022e06","schema_version":"1.0","event_id":"sha256:cb0ac54ccd5fe1fb52145c60abce4cfbb4eac520e4e681bf57fbfea4ee022e06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/bundle.json","state_url":"https://pith.science/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/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":"2026-05-31T04:43:13Z","links":{"resolver":"https://pith.science/pith/ZAYALBYCNJRDEBQHV32DO2FTMP","bundle":"https://pith.science/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/bundle.json","state":"https://pith.science/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZAYALBYCNJRDEBQHV32DO2FTMP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:ZAYALBYCNJRDEBQHV32DO2FTMP","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":"6044c6e314f6678e49fbde697a3e783534aa74be3b1ca5284260326f0ed791bc","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2003-09-15T22:38:19Z","title_canon_sha256":"98c8b29195ebd5fedec36f4fafb9f7c32d053a637ace25be18e6155ab64ed57a"},"schema_version":"1.0","source":{"id":"hep-lat/0309096","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-lat/0309096","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"arxiv_version","alias_value":"hep-lat/0309096v1","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-lat/0309096","created_at":"2026-05-18T04:36:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZAYALBYCNJRD","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZAYALBYCNJRDEBQH","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZAYALBYC","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:cb0ac54ccd5fe1fb52145c60abce4cfbb4eac520e4e681bf57fbfea4ee022e06","target":"graph","created_at":"2026-05-18T04:36:07Z","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":"QCDOC is a massively parallel supercomputer whose processing nodes are based on an application-specific integrated circuit (ASIC). This ASIC was custom-designed so that crucial lattice QCD kernels achieve an overall sustained performance of 50% on machines with several 10,000 nodes. This strong scalability, together with low power consumption and a price/performance ratio of $1 per sustained MFlops, enable QCDOC to attack the most demanding lattice QCD problems. The first ASICs became available in June of 2003, and the testing performed so far has shown all systems functioning according to spe","authors_text":"A. Gara, A. Yamaguchi, B. Joo, C. Cristian, C. Jung, C. Kim, D. Chen, G. Liu, K. Petrov, L. Levkova, M. Clark, N.H. Christ, P.A. Boyle, R.D. Mawhinney, S.D. Cohen, S. Ohta, T. Wettig, X. Liao, Z. Dong","cross_cats":[],"headline":"","license":"","primary_cat":"hep-lat","submitted_at":"2003-09-15T22:38:19Z","title":"Hardware and software status of QCDOC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-lat/0309096","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":"sha256:6b5e2985bef5ae47bd71eec5b2e70472a58c3dc43bfc61255d80f28ff17038c2","target":"record","created_at":"2026-05-18T04:36:07Z","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":"6044c6e314f6678e49fbde697a3e783534aa74be3b1ca5284260326f0ed791bc","cross_cats_sorted":[],"license":"","primary_cat":"hep-lat","submitted_at":"2003-09-15T22:38:19Z","title_canon_sha256":"98c8b29195ebd5fedec36f4fafb9f7c32d053a637ace25be18e6155ab64ed57a"},"schema_version":"1.0","source":{"id":"hep-lat/0309096","kind":"arxiv","version":1}},"canonical_sha256":"c8300587026a62320607aef43768b363e38071034ba5b03f94217574ba3cbe76","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8300587026a62320607aef43768b363e38071034ba5b03f94217574ba3cbe76","first_computed_at":"2026-05-18T04:36:07.287337Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:07.287337Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zQdwczks6swvLe1RtwFe/yL6SM2nID1R7wD7zHAiTQ5rEN39nxi22mXVDkRw5bkFFeWofXo2o6JtSf+x+QrMAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:07.288094Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-lat/0309096","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b5e2985bef5ae47bd71eec5b2e70472a58c3dc43bfc61255d80f28ff17038c2","sha256:cb0ac54ccd5fe1fb52145c60abce4cfbb4eac520e4e681bf57fbfea4ee022e06"],"state_sha256":"366babc907dbf8a08e393de8befe82aca45f5493ba8cc70b2c4038afe335689a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6L/PYZo76y0tjcSXW6zQk4UD/G2HtV/UTOGz1pAjOHQfBGY1re488lTnwWILlMwBDqaDTWJyjZNmp3XDnVHaBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T04:43:13.318682Z","bundle_sha256":"8611ee2d71eb804daa8355969e9b9734df3b8ce86346249cfd34c160e0e609d8"}}