{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4IUR5ZNDSSLLGC7YRD4XUUJ7O6","short_pith_number":"pith:4IUR5ZND","schema_version":"1.0","canonical_sha256":"e2291ee5a39496b30bf888f97a513f779e9f9e075bec005c5818f352c007c041","source":{"kind":"arxiv","id":"1712.01179","version":2},"attestation_state":"computed","paper":{"title":"A segmentation-free isogeometric extended mortar contact method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"Laura De Lorenzis, Roger A. Sauer, Thang Xuan Duong","submitted_at":"2017-12-04T16:26:52Z","abstract_excerpt":"This paper presents a new isogeometric mortar contact formulation based on an extended finite element interpolation to capture physical pressure discontinuities at the contact boundary. The so called two-half-pass algorithm is employed, which leads to an unbiased formulation and, when applied to the mortar setting, has the additional advantage that the mortar coupling term is no longer present in the contact forces. As a result, the computationally expensive segmentation at overlapping master-slave element boundaries, usually required in mortar methods (although often simplified with loss of a"},"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":"1712.01179","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2017-12-04T16:26:52Z","cross_cats_sorted":[],"title_canon_sha256":"7d24dbf55dc49a305644d257b3fcbd8736735c04bce9e540d80c4765fdfe90a3","abstract_canon_sha256":"d801686614248bbf8aeca5b5c90b8d26739e6d6007149a287793d73678cd1050"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:54.785743Z","signature_b64":"lszBS79rQ+SitK3vnyE4sehguLYULCuBXIycPLI92bxT3zv4P4YwUYe+Srih5j1aeHMjBXe4dxJf9kET68GbDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2291ee5a39496b30bf888f97a513f779e9f9e075bec005c5818f352c007c041","last_reissued_at":"2026-05-18T00:10:54.785048Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:54.785048Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A segmentation-free isogeometric extended mortar contact method","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"Laura De Lorenzis, Roger A. Sauer, Thang Xuan Duong","submitted_at":"2017-12-04T16:26:52Z","abstract_excerpt":"This paper presents a new isogeometric mortar contact formulation based on an extended finite element interpolation to capture physical pressure discontinuities at the contact boundary. The so called two-half-pass algorithm is employed, which leads to an unbiased formulation and, when applied to the mortar setting, has the additional advantage that the mortar coupling term is no longer present in the contact forces. As a result, the computationally expensive segmentation at overlapping master-slave element boundaries, usually required in mortar methods (although often simplified with loss of a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.01179","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":"1712.01179","created_at":"2026-05-18T00:10:54.785159+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.01179v2","created_at":"2026-05-18T00:10:54.785159+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.01179","created_at":"2026-05-18T00:10:54.785159+00:00"},{"alias_kind":"pith_short_12","alias_value":"4IUR5ZNDSSLL","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"4IUR5ZNDSSLLGC7Y","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"4IUR5ZND","created_at":"2026-05-18T12:31:00.734936+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/4IUR5ZNDSSLLGC7YRD4XUUJ7O6","json":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6.json","graph_json":"https://pith.science/api/pith-number/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/graph.json","events_json":"https://pith.science/api/pith-number/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/events.json","paper":"https://pith.science/paper/4IUR5ZND"},"agent_actions":{"view_html":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6","download_json":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6.json","view_paper":"https://pith.science/paper/4IUR5ZND","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.01179&json=true","fetch_graph":"https://pith.science/api/pith-number/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/graph.json","fetch_events":"https://pith.science/api/pith-number/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/action/storage_attestation","attest_author":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/action/author_attestation","sign_citation":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/action/citation_signature","submit_replication":"https://pith.science/pith/4IUR5ZNDSSLLGC7YRD4XUUJ7O6/action/replication_record"}},"created_at":"2026-05-18T00:10:54.785159+00:00","updated_at":"2026-05-18T00:10:54.785159+00:00"}