{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:RJOOLAQ7YTCDSF6SF2I42RTXLE","short_pith_number":"pith:RJOOLAQ7","schema_version":"1.0","canonical_sha256":"8a5ce5821fc4c43917d22e91cd46775924e5191523c888861cdfb0094279b77a","source":{"kind":"arxiv","id":"2409.16742","version":1},"attestation_state":"computed","paper":{"title":"A numerical-relativity surrogate model for hyperbolic encounters of black holes: challenges in parameter estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Germ\\'an L\\'opez Izquierdo, Gonzalo Morr\\'as, Joan Fontbut\\'e, Juan Calder\\'on Bustillo, Juan Garc\\'ia-Bellido, Raimon Luna, Santiago Jaraba, Tomas Andrade","submitted_at":"2024-09-25T08:49:27Z","abstract_excerpt":"We present a surrogate numerical-relativity model for close hyperbolic black-hole encounters with equal masses and spins aligned with the orbital momentum. Our model, generated in terms of the Newman-Penrose scalar $\\psi_4$, spans impact parameters $b/M\\in [11, 15]$ and spin components $\\chi_{i} \\in [-0.5,0.5]$, modeling the $(\\ell,m)=(2,0)$, $(2, \\pm 2)$, $(3,\\pm 2)$ and $(4,\\pm 4)$ emission multipoles. The model is faithful to numerical relativity simulations, yielding mismatches lower than $10^{-3}$. We test the ability of our model to recover the parameters of numerically simulated signals"},"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":"2409.16742","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2024-09-25T08:49:27Z","cross_cats_sorted":[],"title_canon_sha256":"b83d58f992fff38b19051689b7b9db48e8bcf88e1542943065b56e15d50fd075","abstract_canon_sha256":"b820d08d68ffd6618c4d588a009cf91e283e0215c232b7e7f702ee0bf0e0b9ea"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:11:38.662031Z","signature_b64":"UzGPVw/tZqyFln985FePYRXAtcZ6RYsz9L2trnFYqk4cZyoat0SNM8YaK8MxNDhHpOK+qIiGYlmHps58NtDpDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8a5ce5821fc4c43917d22e91cd46775924e5191523c888861cdfb0094279b77a","last_reissued_at":"2026-07-05T09:11:38.661480Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:11:38.661480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A numerical-relativity surrogate model for hyperbolic encounters of black holes: challenges in parameter estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Germ\\'an L\\'opez Izquierdo, Gonzalo Morr\\'as, Joan Fontbut\\'e, Juan Calder\\'on Bustillo, Juan Garc\\'ia-Bellido, Raimon Luna, Santiago Jaraba, Tomas Andrade","submitted_at":"2024-09-25T08:49:27Z","abstract_excerpt":"We present a surrogate numerical-relativity model for close hyperbolic black-hole encounters with equal masses and spins aligned with the orbital momentum. Our model, generated in terms of the Newman-Penrose scalar $\\psi_4$, spans impact parameters $b/M\\in [11, 15]$ and spin components $\\chi_{i} \\in [-0.5,0.5]$, modeling the $(\\ell,m)=(2,0)$, $(2, \\pm 2)$, $(3,\\pm 2)$ and $(4,\\pm 4)$ emission multipoles. The model is faithful to numerical relativity simulations, yielding mismatches lower than $10^{-3}$. We test the ability of our model to recover the parameters of numerically simulated signals"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.16742","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.16742/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":"2409.16742","created_at":"2026-07-05T09:11:38.661541+00:00"},{"alias_kind":"arxiv_version","alias_value":"2409.16742v1","created_at":"2026-07-05T09:11:38.661541+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.16742","created_at":"2026-07-05T09:11:38.661541+00:00"},{"alias_kind":"pith_short_12","alias_value":"RJOOLAQ7YTCD","created_at":"2026-07-05T09:11:38.661541+00:00"},{"alias_kind":"pith_short_16","alias_value":"RJOOLAQ7YTCDSF6S","created_at":"2026-07-05T09:11:38.661541+00:00"},{"alias_kind":"pith_short_8","alias_value":"RJOOLAQ7","created_at":"2026-07-05T09:11:38.661541+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":5,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.30865","citing_title":"Scalarization and descalarization in hyperbolic encounters of black holes","ref_index":135,"is_internal_anchor":false},{"citing_arxiv_id":"2605.21640","citing_title":"Gravitational Wave Hyperbolic Catalog: Reanalyzing High-Mass Gravitational Wave Signals Using Hyperbolic Waveforms","ref_index":44,"is_internal_anchor":false},{"citing_arxiv_id":"2509.01614","citing_title":"Probing modified gravitational-wave dispersion with bursts from eccentric black-hole binaries","ref_index":83,"is_internal_anchor":false},{"citing_arxiv_id":"2511.00307","citing_title":"Spin-up and mass-gain in hyperbolic encounters of spinning black holes","ref_index":51,"is_internal_anchor":false},{"citing_arxiv_id":"2512.02274","citing_title":"Gravitational radiation from hyperbolic orbits: comparison between self-force, post-Minkowskian, post-Newtonian, and numerical relativity results","ref_index":64,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE","json":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE.json","graph_json":"https://pith.science/api/pith-number/RJOOLAQ7YTCDSF6SF2I42RTXLE/graph.json","events_json":"https://pith.science/api/pith-number/RJOOLAQ7YTCDSF6SF2I42RTXLE/events.json","paper":"https://pith.science/paper/RJOOLAQ7"},"agent_actions":{"view_html":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE","download_json":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE.json","view_paper":"https://pith.science/paper/RJOOLAQ7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2409.16742&json=true","fetch_graph":"https://pith.science/api/pith-number/RJOOLAQ7YTCDSF6SF2I42RTXLE/graph.json","fetch_events":"https://pith.science/api/pith-number/RJOOLAQ7YTCDSF6SF2I42RTXLE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE/action/storage_attestation","attest_author":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE/action/author_attestation","sign_citation":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE/action/citation_signature","submit_replication":"https://pith.science/pith/RJOOLAQ7YTCDSF6SF2I42RTXLE/action/replication_record"}},"created_at":"2026-07-05T09:11:38.661541+00:00","updated_at":"2026-07-05T09:11:38.661541+00:00"}