{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:AUMMO53LSVWEYII3U46TKSQLYN","short_pith_number":"pith:AUMMO53L","schema_version":"1.0","canonical_sha256":"0518c7776b956c4c211ba73d354a0bc379b18448f1325f9bed600e1b99339cff","source":{"kind":"arxiv","id":"1307.8052","version":1},"attestation_state":"computed","paper":{"title":"Graphics Processing Unit acceleration of the Random Phase Approximation in the projector augmented wave method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.comp-ph","authors_text":"Christopher O'Grady, Jun Yan, Lin Li","submitted_at":"2013-07-30T17:13:05Z","abstract_excerpt":"The Random Phase Approximation (RPA) for correlation energy in the grid-based projector augmented wave (gpaw) code is accelerated by porting to the Graphics Processing Unit (GPU) architecture. The acceleration is achieved by grouping independent vectors/matrices and transforming the implementation from being memory bound to being computation/latency bound. With this approach, both the CPU and GPU implementations have been enhanced. We tested the GPU implementation on a few representative systems: molecules (O2), bulk solids (Li2O and MoO3) and molecules adsorbed on metal surfaces (N2/Ru(0001) "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1307.8052","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2013-07-30T17:13:05Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a44e7fedd410c59e81e0803c32c7d7df5efdb459dc81803a09045001236dddf6","abstract_canon_sha256":"c91c256aa981c50e6d8eafeb7a96dfcd819c738eac6ffd3a1519556f649c2c00"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:17:12.527974Z","signature_b64":"5t44uVAlLkIfJOVaSbxGWJR0i8uUmeszJUkxBRASysdlX00BK3bxzIC6av6SWjKJawRO+Bc64/nGHK60KN8lCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0518c7776b956c4c211ba73d354a0bc379b18448f1325f9bed600e1b99339cff","last_reissued_at":"2026-05-18T03:17:12.527428Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:17:12.527428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Graphics Processing Unit acceleration of the Random Phase Approximation in the projector augmented wave method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.comp-ph","authors_text":"Christopher O'Grady, Jun Yan, Lin Li","submitted_at":"2013-07-30T17:13:05Z","abstract_excerpt":"The Random Phase Approximation (RPA) for correlation energy in the grid-based projector augmented wave (gpaw) code is accelerated by porting to the Graphics Processing Unit (GPU) architecture. The acceleration is achieved by grouping independent vectors/matrices and transforming the implementation from being memory bound to being computation/latency bound. With this approach, both the CPU and GPU implementations have been enhanced. We tested the GPU implementation on a few representative systems: molecules (O2), bulk solids (Li2O and MoO3) and molecules adsorbed on metal surfaces (N2/Ru(0001) "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.8052","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1307.8052","created_at":"2026-05-18T03:17:12.527503+00:00"},{"alias_kind":"arxiv_version","alias_value":"1307.8052v1","created_at":"2026-05-18T03:17:12.527503+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.8052","created_at":"2026-05-18T03:17:12.527503+00:00"},{"alias_kind":"pith_short_12","alias_value":"AUMMO53LSVWE","created_at":"2026-05-18T12:27:38.830355+00:00"},{"alias_kind":"pith_short_16","alias_value":"AUMMO53LSVWEYII3","created_at":"2026-05-18T12:27:38.830355+00:00"},{"alias_kind":"pith_short_8","alias_value":"AUMMO53L","created_at":"2026-05-18T12:27:38.830355+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN","json":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN.json","graph_json":"https://pith.science/api/pith-number/AUMMO53LSVWEYII3U46TKSQLYN/graph.json","events_json":"https://pith.science/api/pith-number/AUMMO53LSVWEYII3U46TKSQLYN/events.json","paper":"https://pith.science/paper/AUMMO53L"},"agent_actions":{"view_html":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN","download_json":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN.json","view_paper":"https://pith.science/paper/AUMMO53L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1307.8052&json=true","fetch_graph":"https://pith.science/api/pith-number/AUMMO53LSVWEYII3U46TKSQLYN/graph.json","fetch_events":"https://pith.science/api/pith-number/AUMMO53LSVWEYII3U46TKSQLYN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN/action/storage_attestation","attest_author":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN/action/author_attestation","sign_citation":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN/action/citation_signature","submit_replication":"https://pith.science/pith/AUMMO53LSVWEYII3U46TKSQLYN/action/replication_record"}},"created_at":"2026-05-18T03:17:12.527503+00:00","updated_at":"2026-05-18T03:17:12.527503+00:00"}