{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:5NPRBWBQH7MGTPQ65QKW7YN5XT","short_pith_number":"pith:5NPRBWBQ","schema_version":"1.0","canonical_sha256":"eb5f10d8303fd869be1eec156fe1bdbccb7bc11b6ac7af9937a180bf87411ff6","source":{"kind":"arxiv","id":"1803.05833","version":3},"attestation_state":"computed","paper":{"title":"Rio: A new computational framework for accurate initial data of binary black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"B. Rodriguez-Mueller, H. P. de Oliveira, P. C.M. Clemente, W. Barreto","submitted_at":"2018-03-15T16:10:17Z","abstract_excerpt":"We present a computational framework (Rio) in the ADM 3+1 approach for numerical relativity. This work enables us to carry out high resolution calculations for initial data of two arbitrary black holes. We use the transverse conformal treatment, the Bowen-York and the puncture methods. For the numerical solution of the Hamiltonian constraint we use the domain decomposition and the spectral decomposition of Galerkin-Collocation. The nonlinear numerical code solves the set of equations for the spectral modes using the standard Newton-Raphson method, LU decomposition and Gaussian quadratures. We "},"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":"1803.05833","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2018-03-15T16:10:17Z","cross_cats_sorted":[],"title_canon_sha256":"b71685d67e33d1907dc5d4246fa916d41d80b77464199b058cd9a20f384a6cc1","abstract_canon_sha256":"6638e45b75c26a3f891dc830b7371339b186f2264ba8e97f769c3a56efb3cbf2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:13:44.589901Z","signature_b64":"3wlhbE/p9KLQuA9ZvCcR7Gm4weuq16STs/LnucuIddmfgNTJWl/vUARobJ0VGc87NqKz2e9s6Zrpt8RXsgcpDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb5f10d8303fd869be1eec156fe1bdbccb7bc11b6ac7af9937a180bf87411ff6","last_reissued_at":"2026-05-18T00:13:44.589184Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:13:44.589184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Rio: A new computational framework for accurate initial data of binary black holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"B. Rodriguez-Mueller, H. P. de Oliveira, P. C.M. Clemente, W. Barreto","submitted_at":"2018-03-15T16:10:17Z","abstract_excerpt":"We present a computational framework (Rio) in the ADM 3+1 approach for numerical relativity. This work enables us to carry out high resolution calculations for initial data of two arbitrary black holes. We use the transverse conformal treatment, the Bowen-York and the puncture methods. For the numerical solution of the Hamiltonian constraint we use the domain decomposition and the spectral decomposition of Galerkin-Collocation. The nonlinear numerical code solves the set of equations for the spectral modes using the standard Newton-Raphson method, LU decomposition and Gaussian quadratures. We "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05833","kind":"arxiv","version":3},"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":"1803.05833","created_at":"2026-05-18T00:13:44.589284+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.05833v3","created_at":"2026-05-18T00:13:44.589284+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05833","created_at":"2026-05-18T00:13:44.589284+00:00"},{"alias_kind":"pith_short_12","alias_value":"5NPRBWBQH7MG","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"5NPRBWBQH7MGTPQ6","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"5NPRBWBQ","created_at":"2026-05-18T12:32:08.215937+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/5NPRBWBQH7MGTPQ65QKW7YN5XT","json":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT.json","graph_json":"https://pith.science/api/pith-number/5NPRBWBQH7MGTPQ65QKW7YN5XT/graph.json","events_json":"https://pith.science/api/pith-number/5NPRBWBQH7MGTPQ65QKW7YN5XT/events.json","paper":"https://pith.science/paper/5NPRBWBQ"},"agent_actions":{"view_html":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT","download_json":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT.json","view_paper":"https://pith.science/paper/5NPRBWBQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.05833&json=true","fetch_graph":"https://pith.science/api/pith-number/5NPRBWBQH7MGTPQ65QKW7YN5XT/graph.json","fetch_events":"https://pith.science/api/pith-number/5NPRBWBQH7MGTPQ65QKW7YN5XT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT/action/storage_attestation","attest_author":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT/action/author_attestation","sign_citation":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT/action/citation_signature","submit_replication":"https://pith.science/pith/5NPRBWBQH7MGTPQ65QKW7YN5XT/action/replication_record"}},"created_at":"2026-05-18T00:13:44.589284+00:00","updated_at":"2026-05-18T00:13:44.589284+00:00"}