{"paper":{"title":"Antikick Relation in High-Energy Head-On Collisions of Spinning Black Holes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph","hep-th"],"primary_cat":"gr-qc","authors_text":"Alessandro Ciarfella (RIT), Carlos O. Lousto, Hiroyuki Nakano (Ryukoku University), James Healy","submitted_at":"2026-07-14T17:57:21Z","abstract_excerpt":"The collision of black holes at relativistic speeds probes gravity in its most extreme dynamical regime. While the maximum gravitational recoil from \\emph{grazing} high-energy collisions ($\\approx28\\,562$~km/s, i.e., $\\sim0.1c$) and the maximum radiated energy $E_{\\rm rad}$ and remnant spin $\\alpha_f^{\\max}$ from such encounters ($E_{\\rm rad}/M_{\\rm ADM}\\approx32\\%$ where $M_{\\rm ADM}$ is the ADM mass, and $\\alpha_f^{\\max}\\approx0.987$) have been established previously~\\cite{Healy:2022jbh,Healy:2024lhl}, here we focus on the \\emph{head-on} high-energy collision of equal-mass spinning black hol"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.13018","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/2607.13018/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"}