{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:U7GLOCKZSLLD53LQ7AYCKWMLA2","short_pith_number":"pith:U7GLOCKZ","schema_version":"1.0","canonical_sha256":"a7ccb7095992d63eed70f83025598b06923953740d699af1b068c20a3c186070","source":{"kind":"arxiv","id":"2107.01243","version":1},"attestation_state":"computed","paper":{"title":"Neko: A Modern, Portable, and Scalable Framework for High-Fidelity Computational Fluid Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.MS","authors_text":"Artur Podobas, Martin Karp, Niclas Jansson, Philipp Schlatter, Stefano Markidis","submitted_at":"2021-07-02T19:28:27Z","abstract_excerpt":"Recent trends and advancement in including more diverse and heterogeneous hardware in High-Performance Computing is challenging software developers in their pursuit for good performance and numerical stability. The well-known maxim \"software outlives hardware\" may no longer necessarily hold true, and developers are today forced to re-factor their codebases to leverage these powerful new systems. CFD is one of the many application domains affected. In this paper, we present Neko, a portable framework for high-order spectral element flow simulations. Unlike prior works, Neko adopts a modern obje"},"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":"2107.01243","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MS","submitted_at":"2021-07-02T19:28:27Z","cross_cats_sorted":[],"title_canon_sha256":"2cf0b7fb48dad0459ce126c4d55e68ed371f196ae23abb78319cba34783587e9","abstract_canon_sha256":"149b109ee8aa70f7b55c87991917282f058480e9d76837f627a8083a46e89f2b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:54:41.078945Z","signature_b64":"7oM2Q9B/Lc9SMsDtQTo/bO+aGoNvvTrgwaNpCw3s2cfzT3NQZa/GKYadde2Cx2kGE4cM0qAgc0d1tGH5qGRsAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7ccb7095992d63eed70f83025598b06923953740d699af1b068c20a3c186070","last_reissued_at":"2026-07-05T02:54:41.078528Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:54:41.078528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Neko: A Modern, Portable, and Scalable Framework for High-Fidelity Computational Fluid Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.MS","authors_text":"Artur Podobas, Martin Karp, Niclas Jansson, Philipp Schlatter, Stefano Markidis","submitted_at":"2021-07-02T19:28:27Z","abstract_excerpt":"Recent trends and advancement in including more diverse and heterogeneous hardware in High-Performance Computing is challenging software developers in their pursuit for good performance and numerical stability. The well-known maxim \"software outlives hardware\" may no longer necessarily hold true, and developers are today forced to re-factor their codebases to leverage these powerful new systems. CFD is one of the many application domains affected. In this paper, we present Neko, a portable framework for high-order spectral element flow simulations. Unlike prior works, Neko adopts a modern obje"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.01243","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2107.01243/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2107.01243","created_at":"2026-07-05T02:54:41.078584+00:00"},{"alias_kind":"arxiv_version","alias_value":"2107.01243v1","created_at":"2026-07-05T02:54:41.078584+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.01243","created_at":"2026-07-05T02:54:41.078584+00:00"},{"alias_kind":"pith_short_12","alias_value":"U7GLOCKZSLLD","created_at":"2026-07-05T02:54:41.078584+00:00"},{"alias_kind":"pith_short_16","alias_value":"U7GLOCKZSLLD53LQ","created_at":"2026-07-05T02:54:41.078584+00:00"},{"alias_kind":"pith_short_8","alias_value":"U7GLOCKZ","created_at":"2026-07-05T02:54:41.078584+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/U7GLOCKZSLLD53LQ7AYCKWMLA2","json":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2.json","graph_json":"https://pith.science/api/pith-number/U7GLOCKZSLLD53LQ7AYCKWMLA2/graph.json","events_json":"https://pith.science/api/pith-number/U7GLOCKZSLLD53LQ7AYCKWMLA2/events.json","paper":"https://pith.science/paper/U7GLOCKZ"},"agent_actions":{"view_html":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2","download_json":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2.json","view_paper":"https://pith.science/paper/U7GLOCKZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2107.01243&json=true","fetch_graph":"https://pith.science/api/pith-number/U7GLOCKZSLLD53LQ7AYCKWMLA2/graph.json","fetch_events":"https://pith.science/api/pith-number/U7GLOCKZSLLD53LQ7AYCKWMLA2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2/action/storage_attestation","attest_author":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2/action/author_attestation","sign_citation":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2/action/citation_signature","submit_replication":"https://pith.science/pith/U7GLOCKZSLLD53LQ7AYCKWMLA2/action/replication_record"}},"created_at":"2026-07-05T02:54:41.078584+00:00","updated_at":"2026-07-05T02:54:41.078584+00:00"}