{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:2YKDM7ECMWVR47MADUJBM5ZLK6","short_pith_number":"pith:2YKDM7EC","schema_version":"1.0","canonical_sha256":"d614367c8265ab1e7d801d1216772b578b6fb4a3a3e4a2ea6f03dce240db26b0","source":{"kind":"arxiv","id":"1706.01416","version":4},"attestation_state":"computed","paper":{"title":"The numerical initial boundary value problem for the generalized conformal field equations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Ben Whale, Chris Stevens, Florian Beyer, J\\\"org Frauendiener","submitted_at":"2017-06-05T16:47:42Z","abstract_excerpt":"In this paper we study a numerical implementation for the initial boundary value formulation for the generalized conformal field equations. We propose a formulation which is well suited for the study of the long-time behaviour of perturbed exact solutions such as a Schwarzschild or even a Kerr black hole. We describe the derivation of the implemented equations which we give in terms of the space-spinor formalism. We discuss the conformal Gauss gauge, and a slight generalization thereof which seems to be particularly useful in the presence of boundaries. We discuss the structure of the equation"},"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":"1706.01416","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-06-05T16:47:42Z","cross_cats_sorted":[],"title_canon_sha256":"92e5b465996398fb9ac5d822c4a09544a0cba3df1151ad8ad62d0b384ad3f02f","abstract_canon_sha256":"7bf4621d0024229b7e4cd21c87e2e50295317ed8155e3ed98afb15016bb69b1d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:42.918887Z","signature_b64":"LUQaDe3PgCdiv1Af6E5eoLgOyyrCLH+xoUb/jqJfGhVkBdUCW50JNoxsi+5YasBkhVs8XQE2FS9L+ykXJ8p7BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d614367c8265ab1e7d801d1216772b578b6fb4a3a3e4a2ea6f03dce240db26b0","last_reissued_at":"2026-05-18T00:32:42.918210Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:42.918210Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The numerical initial boundary value problem for the generalized conformal field equations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Ben Whale, Chris Stevens, Florian Beyer, J\\\"org Frauendiener","submitted_at":"2017-06-05T16:47:42Z","abstract_excerpt":"In this paper we study a numerical implementation for the initial boundary value formulation for the generalized conformal field equations. We propose a formulation which is well suited for the study of the long-time behaviour of perturbed exact solutions such as a Schwarzschild or even a Kerr black hole. We describe the derivation of the implemented equations which we give in terms of the space-spinor formalism. We discuss the conformal Gauss gauge, and a slight generalization thereof which seems to be particularly useful in the presence of boundaries. We discuss the structure of the equation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.01416","kind":"arxiv","version":4},"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":"1706.01416","created_at":"2026-05-18T00:32:42.918301+00:00"},{"alias_kind":"arxiv_version","alias_value":"1706.01416v4","created_at":"2026-05-18T00:32:42.918301+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.01416","created_at":"2026-05-18T00:32:42.918301+00:00"},{"alias_kind":"pith_short_12","alias_value":"2YKDM7ECMWVR","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_16","alias_value":"2YKDM7ECMWVR47MA","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_8","alias_value":"2YKDM7EC","created_at":"2026-05-18T12:30:55.937587+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/2YKDM7ECMWVR47MADUJBM5ZLK6","json":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6.json","graph_json":"https://pith.science/api/pith-number/2YKDM7ECMWVR47MADUJBM5ZLK6/graph.json","events_json":"https://pith.science/api/pith-number/2YKDM7ECMWVR47MADUJBM5ZLK6/events.json","paper":"https://pith.science/paper/2YKDM7EC"},"agent_actions":{"view_html":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6","download_json":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6.json","view_paper":"https://pith.science/paper/2YKDM7EC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1706.01416&json=true","fetch_graph":"https://pith.science/api/pith-number/2YKDM7ECMWVR47MADUJBM5ZLK6/graph.json","fetch_events":"https://pith.science/api/pith-number/2YKDM7ECMWVR47MADUJBM5ZLK6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6/action/storage_attestation","attest_author":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6/action/author_attestation","sign_citation":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6/action/citation_signature","submit_replication":"https://pith.science/pith/2YKDM7ECMWVR47MADUJBM5ZLK6/action/replication_record"}},"created_at":"2026-05-18T00:32:42.918301+00:00","updated_at":"2026-05-18T00:32:42.918301+00:00"}