{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:DBBT2FG6MAA5SL5YPGQPXAWB2R","short_pith_number":"pith:DBBT2FG6","schema_version":"1.0","canonical_sha256":"18433d14de6001d92fb879a0fb82c1d472213f2e4967579c18c5f83d3c6944db","source":{"kind":"arxiv","id":"1702.04502","version":1},"attestation_state":"computed","paper":{"title":"A natural framework for isogeometric fluid-structure interaction based on BEM-shell coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft","physics.flu-dyn"],"primary_cat":"math.NA","authors_text":"Alessandro Reali, Antonio DeSimone, Josef Kiendl, Luca Heltai","submitted_at":"2017-02-15T08:50:40Z","abstract_excerpt":"The interaction between thin structures and incompressible Newtonian fluids is ubiquitous both in nature and in industrial applications. In this paper we present an isogeometric formulation of such problems which exploits a boundary integral formulation of Stokes equations to model the surrounding flow, and a non linear Kirchhoff-Love shell theory to model the elastic behaviour of the structure. We propose three different coupling strategies: a monolithic, fully implicit coupling, a staggered, elasticity driven coupling, and a novel semi-implicit coupling, where the effect of the surrounding f"},"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":"1702.04502","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2017-02-15T08:50:40Z","cross_cats_sorted":["cond-mat.soft","physics.flu-dyn"],"title_canon_sha256":"5c1ccb0de472926eed99b0188806b47a7565da56a2f0033ebdc44b467d74a7bd","abstract_canon_sha256":"9c325306aaa290298cd9f4763bb268f041cae73a025d1d83b48e9b40d87bc4e8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:37.240835Z","signature_b64":"QZAaR4hOPwTU7SrRnov3U82rrVUaDnngoJulQepYGasqfJPiMbY46RP27GRmfFsRH4cAv2gDP6KTJJgWWVWFAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18433d14de6001d92fb879a0fb82c1d472213f2e4967579c18c5f83d3c6944db","last_reissued_at":"2026-05-18T00:50:37.240175Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:37.240175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A natural framework for isogeometric fluid-structure interaction based on BEM-shell coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft","physics.flu-dyn"],"primary_cat":"math.NA","authors_text":"Alessandro Reali, Antonio DeSimone, Josef Kiendl, Luca Heltai","submitted_at":"2017-02-15T08:50:40Z","abstract_excerpt":"The interaction between thin structures and incompressible Newtonian fluids is ubiquitous both in nature and in industrial applications. In this paper we present an isogeometric formulation of such problems which exploits a boundary integral formulation of Stokes equations to model the surrounding flow, and a non linear Kirchhoff-Love shell theory to model the elastic behaviour of the structure. We propose three different coupling strategies: a monolithic, fully implicit coupling, a staggered, elasticity driven coupling, and a novel semi-implicit coupling, where the effect of the surrounding f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04502","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":"1702.04502","created_at":"2026-05-18T00:50:37.240279+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.04502v1","created_at":"2026-05-18T00:50:37.240279+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04502","created_at":"2026-05-18T00:50:37.240279+00:00"},{"alias_kind":"pith_short_12","alias_value":"DBBT2FG6MAA5","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"DBBT2FG6MAA5SL5Y","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"DBBT2FG6","created_at":"2026-05-18T12:31:10.602751+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/DBBT2FG6MAA5SL5YPGQPXAWB2R","json":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R.json","graph_json":"https://pith.science/api/pith-number/DBBT2FG6MAA5SL5YPGQPXAWB2R/graph.json","events_json":"https://pith.science/api/pith-number/DBBT2FG6MAA5SL5YPGQPXAWB2R/events.json","paper":"https://pith.science/paper/DBBT2FG6"},"agent_actions":{"view_html":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R","download_json":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R.json","view_paper":"https://pith.science/paper/DBBT2FG6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.04502&json=true","fetch_graph":"https://pith.science/api/pith-number/DBBT2FG6MAA5SL5YPGQPXAWB2R/graph.json","fetch_events":"https://pith.science/api/pith-number/DBBT2FG6MAA5SL5YPGQPXAWB2R/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R/action/storage_attestation","attest_author":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R/action/author_attestation","sign_citation":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R/action/citation_signature","submit_replication":"https://pith.science/pith/DBBT2FG6MAA5SL5YPGQPXAWB2R/action/replication_record"}},"created_at":"2026-05-18T00:50:37.240279+00:00","updated_at":"2026-05-18T00:50:37.240279+00:00"}