{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1994:6JJC32ECOYHSCPTQQPYFQGEOES","short_pith_number":"pith:6JJC32EC","schema_version":"1.0","canonical_sha256":"f2522de882760f213e7083f058188e24aa8bd2d5e0c104efac66863510433cbe","source":{"kind":"arxiv","id":"gr-qc/9411008","version":1},"attestation_state":"computed","paper":{"title":"A Parallelizable Implicit Evolution Scheme for Regge Calculus","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"John W. Barrett, Mark Galassi, Philip A. Tuckey, Rafael D. Sorkin, Ruth M. Williams, Warner A. Miller","submitted_at":"1994-11-03T11:41:46Z","abstract_excerpt":"The role of Regge calculus as a tool for numerical relativity is discussed, and a parallelizable implicit evolution scheme described. Because of the structure of the Regge equations, it is possible to advance the vertices of a triangulated spacelike hypersurface in isolation, solving at each vertex a purely local system of implicit equations for the new edge-lengths involved. (In particular, equations of global ``elliptic-type'' do not arise.) Consequently, there exists a parallel evolution scheme which divides the vertices into families of non-adjacent elements and advances all the vertices o"},"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":"gr-qc/9411008","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1994-11-03T11:41:46Z","cross_cats_sorted":[],"title_canon_sha256":"f277c16456b7996f7b3e6435fdef767eda96183b93aa8b6d7c7bc39ba43ecc20","abstract_canon_sha256":"6a98b68d9e653d192ea5b759772f4ceef1a200912a5777ac699754d2e3850f16"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:37:56.918515Z","signature_b64":"BwQn6JNwVLwdCfzCBXPOzyI1sPk6wNXa/wZb8l++KsyfCQF04Tai2ba+OvM5e+fLYZd08Smh1O279qL+40aFDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2522de882760f213e7083f058188e24aa8bd2d5e0c104efac66863510433cbe","last_reissued_at":"2026-05-18T04:37:56.917976Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:37:56.917976Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Parallelizable Implicit Evolution Scheme for Regge Calculus","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"John W. Barrett, Mark Galassi, Philip A. Tuckey, Rafael D. Sorkin, Ruth M. Williams, Warner A. Miller","submitted_at":"1994-11-03T11:41:46Z","abstract_excerpt":"The role of Regge calculus as a tool for numerical relativity is discussed, and a parallelizable implicit evolution scheme described. Because of the structure of the Regge equations, it is possible to advance the vertices of a triangulated spacelike hypersurface in isolation, solving at each vertex a purely local system of implicit equations for the new edge-lengths involved. (In particular, equations of global ``elliptic-type'' do not arise.) Consequently, there exists a parallel evolution scheme which divides the vertices into families of non-adjacent elements and advances all the vertices o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9411008","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":"gr-qc/9411008","created_at":"2026-05-18T04:37:56.918061+00:00"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9411008v1","created_at":"2026-05-18T04:37:56.918061+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9411008","created_at":"2026-05-18T04:37:56.918061+00:00"},{"alias_kind":"pith_short_12","alias_value":"6JJC32ECOYHS","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_16","alias_value":"6JJC32ECOYHSCPTQ","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_8","alias_value":"6JJC32EC","created_at":"2026-05-18T12:25:47.102015+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/6JJC32ECOYHSCPTQQPYFQGEOES","json":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES.json","graph_json":"https://pith.science/api/pith-number/6JJC32ECOYHSCPTQQPYFQGEOES/graph.json","events_json":"https://pith.science/api/pith-number/6JJC32ECOYHSCPTQQPYFQGEOES/events.json","paper":"https://pith.science/paper/6JJC32EC"},"agent_actions":{"view_html":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES","download_json":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES.json","view_paper":"https://pith.science/paper/6JJC32EC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=gr-qc/9411008&json=true","fetch_graph":"https://pith.science/api/pith-number/6JJC32ECOYHSCPTQQPYFQGEOES/graph.json","fetch_events":"https://pith.science/api/pith-number/6JJC32ECOYHSCPTQQPYFQGEOES/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES/action/storage_attestation","attest_author":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES/action/author_attestation","sign_citation":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES/action/citation_signature","submit_replication":"https://pith.science/pith/6JJC32ECOYHSCPTQQPYFQGEOES/action/replication_record"}},"created_at":"2026-05-18T04:37:56.918061+00:00","updated_at":"2026-05-18T04:37:56.918061+00:00"}