{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:WHVLUKUHTXDLEEZU6HC2VKEIGD","short_pith_number":"pith:WHVLUKUH","schema_version":"1.0","canonical_sha256":"b1eaba2a879dc6b21334f1c5aaa88830c63e48d107662d527770150533d40f4b","source":{"kind":"arxiv","id":"2112.10567","version":3},"attestation_state":"computed","paper":{"title":"Lessons for adaptive mesh refinement in numerical relativity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Amelia Drew, Eugene A. Lim, Josu C. Aurrekoetxea, Justin L. Ripley, Katy Clough, Miren Radia, Pau Figueras, Thomas Helfer, Tiago Fran\\c{c}a, Ulrich Sperhake","submitted_at":"2021-12-20T14:40:42Z","abstract_excerpt":"We demonstrate the flexibility and utility of the Berger-Rigoutsos Adaptive Mesh Refinement (AMR) algorithm used in the open-source numerical relativity code GRChombo for generating gravitational waveforms from binary black-hole inspirals, and for studying other problems involving non-trivial matter configurations. We show that GRChombo can produce high quality binary black-hole waveforms through a code comparison with the established numerical relativity code Lean. We also discuss some of the technical challenges involved in making use of full AMR (as opposed to, e.g. moving box mesh refineme"},"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":"2112.10567","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2021-12-20T14:40:42Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"6878c7680b8f4f9b7a0c081ab85246013aa3a9eb96090e0e15def21b30596a01","abstract_canon_sha256":"9e42526bacfde5dc36c6ecfb126085a56c8ab0b6909a84dae12dfd63772d252d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:32:54.164946Z","signature_b64":"BZaBD11pxPiKqZeTQRORVauGbTd/VF9V0w6jrxWzQ0ylU1PuGtGR6deTxCppZByKzYti3QKs0BBKbb8oxORFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1eaba2a879dc6b21334f1c5aaa88830c63e48d107662d527770150533d40f4b","last_reissued_at":"2026-07-05T04:32:54.164521Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:32:54.164521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lessons for adaptive mesh refinement in numerical relativity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Amelia Drew, Eugene A. Lim, Josu C. Aurrekoetxea, Justin L. Ripley, Katy Clough, Miren Radia, Pau Figueras, Thomas Helfer, Tiago Fran\\c{c}a, Ulrich Sperhake","submitted_at":"2021-12-20T14:40:42Z","abstract_excerpt":"We demonstrate the flexibility and utility of the Berger-Rigoutsos Adaptive Mesh Refinement (AMR) algorithm used in the open-source numerical relativity code GRChombo for generating gravitational waveforms from binary black-hole inspirals, and for studying other problems involving non-trivial matter configurations. We show that GRChombo can produce high quality binary black-hole waveforms through a code comparison with the established numerical relativity code Lean. We also discuss some of the technical challenges involved in making use of full AMR (as opposed to, e.g. moving box mesh refineme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.10567","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.10567/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2112.10567","created_at":"2026-07-05T04:32:54.164573+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.10567v3","created_at":"2026-07-05T04:32:54.164573+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.10567","created_at":"2026-07-05T04:32:54.164573+00:00"},{"alias_kind":"pith_short_12","alias_value":"WHVLUKUHTXDL","created_at":"2026-07-05T04:32:54.164573+00:00"},{"alias_kind":"pith_short_16","alias_value":"WHVLUKUHTXDLEEZU","created_at":"2026-07-05T04:32:54.164573+00:00"},{"alias_kind":"pith_short_8","alias_value":"WHVLUKUH","created_at":"2026-07-05T04:32:54.164573+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":7,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2607.01177","citing_title":"Preheating and oscillon formation in Einstein-scalar-Gauss-Bonnet gravity","ref_index":135,"is_internal_anchor":false},{"citing_arxiv_id":"2508.19460","citing_title":"Search for growing angular modes in ultracompact boson star evolutions","ref_index":28,"is_internal_anchor":false},{"citing_arxiv_id":"2512.15242","citing_title":"Massive boson stars: Stability and GW emission in head-on mergers","ref_index":68,"is_internal_anchor":false},{"citing_arxiv_id":"2604.25582","citing_title":"Lessons from binary dynamics of inspiralling equal-mass boson-star mergers","ref_index":39,"is_internal_anchor":false},{"citing_arxiv_id":"2604.06312","citing_title":"Black Hole-Boson Star Binaries: Gravitational Wave Signals and Tidal Disruption","ref_index":77,"is_internal_anchor":false},{"citing_arxiv_id":"2604.15240","citing_title":"Boson star-black hole binaries: initial data and head-on collisions","ref_index":122,"is_internal_anchor":false},{"citing_arxiv_id":"2605.04224","citing_title":"Black-Hole Scattering in Einstein-scalar-Gauss-Bonnet: Numerical Relativity Meets Analytics","ref_index":66,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD","json":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD.json","graph_json":"https://pith.science/api/pith-number/WHVLUKUHTXDLEEZU6HC2VKEIGD/graph.json","events_json":"https://pith.science/api/pith-number/WHVLUKUHTXDLEEZU6HC2VKEIGD/events.json","paper":"https://pith.science/paper/WHVLUKUH"},"agent_actions":{"view_html":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD","download_json":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD.json","view_paper":"https://pith.science/paper/WHVLUKUH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.10567&json=true","fetch_graph":"https://pith.science/api/pith-number/WHVLUKUHTXDLEEZU6HC2VKEIGD/graph.json","fetch_events":"https://pith.science/api/pith-number/WHVLUKUHTXDLEEZU6HC2VKEIGD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD/action/storage_attestation","attest_author":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD/action/author_attestation","sign_citation":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD/action/citation_signature","submit_replication":"https://pith.science/pith/WHVLUKUHTXDLEEZU6HC2VKEIGD/action/replication_record"}},"created_at":"2026-07-05T04:32:54.164573+00:00","updated_at":"2026-07-05T04:32:54.164573+00:00"}