{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:LQ2GZX2E36UY7D4J4Q3B2YKVPW","short_pith_number":"pith:LQ2GZX2E","schema_version":"1.0","canonical_sha256":"5c346cdf44dfa98f8f89e4361d61557d92edf2134ee32d32da42f88442738dfc","source":{"kind":"arxiv","id":"1701.07734","version":1},"attestation_state":"computed","paper":{"title":"Regularized characteristic boundary conditions for the Lattice-Boltzmann methods at high Reynolds number flows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Alexandre Eyssartier, Gauthier Wissocq, Nicolas Gourdain, Orestis Malaspinas","submitted_at":"2017-01-26T15:06:13Z","abstract_excerpt":"This paper reports the investigations done to adapt the Characteristic Boundary Conditions (CBC) to the Lattice-Boltzmann formalism for high Reynolds number applications. Three CBC formalisms are implemented and tested in an open source LBM code: the baseline local one-dimension inviscid (BL-LODI) approach, its extension including the effects of the transverse terms (CBC-2D) and a local streamline approach in which the problem is reformulated in the incident wave framework (LS-LODI). Then all implementations of the CBC methods are tested for a variety of test cases, ranging from canonical prob"},"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":"1701.07734","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-01-26T15:06:13Z","cross_cats_sorted":[],"title_canon_sha256":"aa28b2a7051712df97122ad321dbd32674091a79fc6c0730f5ea1fda1e9d968f","abstract_canon_sha256":"48c50c2a1d1dc794126c780ff55934aabb51c3aa28c4b9db633116f249c8bc14"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:02.730211Z","signature_b64":"rLcBSUSQ9UtSHt7adIIhbGFJhwxQxde2v79vezNslWTppB2j9k3DvvLwaGrfYK1l2l2O4yzzGb9D2Hy1hOSVDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c346cdf44dfa98f8f89e4361d61557d92edf2134ee32d32da42f88442738dfc","last_reissued_at":"2026-05-18T00:52:02.729758Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:02.729758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Regularized characteristic boundary conditions for the Lattice-Boltzmann methods at high Reynolds number flows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Alexandre Eyssartier, Gauthier Wissocq, Nicolas Gourdain, Orestis Malaspinas","submitted_at":"2017-01-26T15:06:13Z","abstract_excerpt":"This paper reports the investigations done to adapt the Characteristic Boundary Conditions (CBC) to the Lattice-Boltzmann formalism for high Reynolds number applications. Three CBC formalisms are implemented and tested in an open source LBM code: the baseline local one-dimension inviscid (BL-LODI) approach, its extension including the effects of the transverse terms (CBC-2D) and a local streamline approach in which the problem is reformulated in the incident wave framework (LS-LODI). Then all implementations of the CBC methods are tested for a variety of test cases, ranging from canonical prob"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.07734","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":"1701.07734","created_at":"2026-05-18T00:52:02.729835+00:00"},{"alias_kind":"arxiv_version","alias_value":"1701.07734v1","created_at":"2026-05-18T00:52:02.729835+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.07734","created_at":"2026-05-18T00:52:02.729835+00:00"},{"alias_kind":"pith_short_12","alias_value":"LQ2GZX2E36UY","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_16","alias_value":"LQ2GZX2E36UY7D4J","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_8","alias_value":"LQ2GZX2E","created_at":"2026-05-18T12:31:28.150371+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/LQ2GZX2E36UY7D4J4Q3B2YKVPW","json":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW.json","graph_json":"https://pith.science/api/pith-number/LQ2GZX2E36UY7D4J4Q3B2YKVPW/graph.json","events_json":"https://pith.science/api/pith-number/LQ2GZX2E36UY7D4J4Q3B2YKVPW/events.json","paper":"https://pith.science/paper/LQ2GZX2E"},"agent_actions":{"view_html":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW","download_json":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW.json","view_paper":"https://pith.science/paper/LQ2GZX2E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1701.07734&json=true","fetch_graph":"https://pith.science/api/pith-number/LQ2GZX2E36UY7D4J4Q3B2YKVPW/graph.json","fetch_events":"https://pith.science/api/pith-number/LQ2GZX2E36UY7D4J4Q3B2YKVPW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW/action/storage_attestation","attest_author":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW/action/author_attestation","sign_citation":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW/action/citation_signature","submit_replication":"https://pith.science/pith/LQ2GZX2E36UY7D4J4Q3B2YKVPW/action/replication_record"}},"created_at":"2026-05-18T00:52:02.729835+00:00","updated_at":"2026-05-18T00:52:02.729835+00:00"}