{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:HIPM4ZOCOMQPCD5TFJGXEBGEUS","short_pith_number":"pith:HIPM4ZOC","schema_version":"1.0","canonical_sha256":"3a1ece65c27320f10fb32a4d7204c4a49cd26f252645e2fc017a6c3afacf435f","source":{"kind":"arxiv","id":"1104.2700","version":2},"attestation_state":"computed","paper":{"title":"N-body simulation for self-gravitating collisional systems with a new SIMD instruction set extension to the x86 architecture, Advanced Vector eXtensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","physics.comp-ph"],"primary_cat":"astro-ph.IM","authors_text":"Ataru Tanikawa, Keigo Nitadori, Kohji Yoshikawa, Takashi Okamoto","submitted_at":"2011-04-14T09:00:49Z","abstract_excerpt":"We present a high-performance N-body code for self-gravitating collisional systems accelerated with the aid of a new SIMD instruction set extension of the x86 architecture: Advanced Vector eXtensions (AVX), an enhanced version of the Streaming SIMD Extensions (SSE). With one processor core of Intel Core i7-2600 processor (8 MB cache and 3.40 GHz) based on Sandy Bridge micro-architecture, we implemented a fourth-order Hermite scheme with individual timestep scheme (Makino and Aarseth, 1992), and achieved the performance of 20 giga floating point number operations per second (GFLOPS) for double-"},"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":"1104.2700","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-04-14T09:00:49Z","cross_cats_sorted":["astro-ph.GA","physics.comp-ph"],"title_canon_sha256":"afd3515324c214b970dbb7b4eb5c625918aae855fb5387eaf4255a672f4d38a5","abstract_canon_sha256":"351d37e975864fafc022812564cf5d2409f2afa37c2c6d12472eaa7da3b6b1b4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:29.244177Z","signature_b64":"yDjauk6DgOngpczHjqSSlD9easfQkugHsJzOCwRtIJPGEvxK3pvTNej8DguK8y9nV+6GEH450babzm+Nk9ZXAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a1ece65c27320f10fb32a4d7204c4a49cd26f252645e2fc017a6c3afacf435f","last_reissued_at":"2026-05-18T02:02:29.243361Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:29.243361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"N-body simulation for self-gravitating collisional systems with a new SIMD instruction set extension to the x86 architecture, Advanced Vector eXtensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","physics.comp-ph"],"primary_cat":"astro-ph.IM","authors_text":"Ataru Tanikawa, Keigo Nitadori, Kohji Yoshikawa, Takashi Okamoto","submitted_at":"2011-04-14T09:00:49Z","abstract_excerpt":"We present a high-performance N-body code for self-gravitating collisional systems accelerated with the aid of a new SIMD instruction set extension of the x86 architecture: Advanced Vector eXtensions (AVX), an enhanced version of the Streaming SIMD Extensions (SSE). With one processor core of Intel Core i7-2600 processor (8 MB cache and 3.40 GHz) based on Sandy Bridge micro-architecture, we implemented a fourth-order Hermite scheme with individual timestep scheme (Makino and Aarseth, 1992), and achieved the performance of 20 giga floating point number operations per second (GFLOPS) for double-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2700","kind":"arxiv","version":2},"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":"1104.2700","created_at":"2026-05-18T02:02:29.243501+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.2700v2","created_at":"2026-05-18T02:02:29.243501+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2700","created_at":"2026-05-18T02:02:29.243501+00:00"},{"alias_kind":"pith_short_12","alias_value":"HIPM4ZOCOMQP","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_16","alias_value":"HIPM4ZOCOMQPCD5T","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_8","alias_value":"HIPM4ZOC","created_at":"2026-05-18T12:26:30.835961+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2506.07105","citing_title":"Renormalized Perturbation Theory at Field-level: the LSS bootstrap in GridSPT","ref_index":71,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS","json":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS.json","graph_json":"https://pith.science/api/pith-number/HIPM4ZOCOMQPCD5TFJGXEBGEUS/graph.json","events_json":"https://pith.science/api/pith-number/HIPM4ZOCOMQPCD5TFJGXEBGEUS/events.json","paper":"https://pith.science/paper/HIPM4ZOC"},"agent_actions":{"view_html":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS","download_json":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS.json","view_paper":"https://pith.science/paper/HIPM4ZOC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.2700&json=true","fetch_graph":"https://pith.science/api/pith-number/HIPM4ZOCOMQPCD5TFJGXEBGEUS/graph.json","fetch_events":"https://pith.science/api/pith-number/HIPM4ZOCOMQPCD5TFJGXEBGEUS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS/action/storage_attestation","attest_author":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS/action/author_attestation","sign_citation":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS/action/citation_signature","submit_replication":"https://pith.science/pith/HIPM4ZOCOMQPCD5TFJGXEBGEUS/action/replication_record"}},"created_at":"2026-05-18T02:02:29.243501+00:00","updated_at":"2026-05-18T02:02:29.243501+00:00"}