{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:FOFK473PK4ILFDJP5RXQJ7LCDM","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":"1442dbb4887ca41e8bec331b5b204344ac6c8e575799b869835c2571c2f32236","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-10-29T21:31:11Z","title_canon_sha256":"d720c8eeba89f80cbf214c6b7b7817d9c0fa2038eb27ba7ff177589778498da6"},"schema_version":"1.0","source":{"id":"1011.0024","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.0024","created_at":"2026-05-18T04:34:09Z"},{"alias_kind":"arxiv_version","alias_value":"1011.0024v1","created_at":"2026-05-18T04:34:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.0024","created_at":"2026-05-18T04:34:09Z"},{"alias_kind":"pith_short_12","alias_value":"FOFK473PK4IL","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"FOFK473PK4ILFDJP","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"FOFK473P","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:e60d2d0518538acab13a042817f39930853a6696c080061b33fa73ec3878eb71","target":"graph","created_at":"2026-05-18T04:34:09Z","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":"Graphics Processing Units (GPUs) are having a transformational effect on numerical lattice quantum chromodynamics (LQCD) calculations of importance in nuclear and particle physics. The QUDA library provides a package of mixed precision sparse matrix linear solvers for LQCD applications, supporting single GPUs based on NVIDIA's Compute Unified Device Architecture (CUDA). This library, interfaced to the QDP++/Chroma framework for LQCD calculations, is currently in production use on the \"9g\" cluster at the Jefferson Laboratory, enabling unprecedented price/performance for a range of problems in L","authors_text":"B\\'alint Jo\\'o, Michael A. Clark, Ronald Babich","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-10-29T21:31:11Z","title":"Parallelizing the QUDA Library for Multi-GPU Calculations in Lattice Quantum Chromodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.0024","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:f98e7e80c7af06e0abf79a871771af6e0cedcad362f87de42311dc45aef5e80f","target":"record","created_at":"2026-05-18T04:34:09Z","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":"1442dbb4887ca41e8bec331b5b204344ac6c8e575799b869835c2571c2f32236","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2010-10-29T21:31:11Z","title_canon_sha256":"d720c8eeba89f80cbf214c6b7b7817d9c0fa2038eb27ba7ff177589778498da6"},"schema_version":"1.0","source":{"id":"1011.0024","kind":"arxiv","version":1}},"canonical_sha256":"2b8aae7f6f5710b28d2fec6f04fd621b1972d36a465478d032b0fb1e2ac30481","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b8aae7f6f5710b28d2fec6f04fd621b1972d36a465478d032b0fb1e2ac30481","first_computed_at":"2026-05-18T04:34:09.747335Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:09.747335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2kscsx9PXg+5/5VZ0hCPMfvHNRLMWkYjTpULmaK7r0qrbcsSxlZmXExKT/EoWZG6JAlSr6sIO8UyHzwmst4aDA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:09.747729Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.0024","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f98e7e80c7af06e0abf79a871771af6e0cedcad362f87de42311dc45aef5e80f","sha256:e60d2d0518538acab13a042817f39930853a6696c080061b33fa73ec3878eb71"],"state_sha256":"f4d6dce7a313317922545b0f1905c3282c570b6051e12173bb2ddafe3ff2fa85"}