GWTC-4.0: Tests of General Relativity. III. Tests of the RemnantsMarch 19, 2026·LIGO Scientific Collaboration,Virgo Collaboration,KAGRA Collaboration· 0 min read Cite PreprintpublicationLast updated on March 19, 2026 ← GWTC-4.0: Tests of General Relativity. II. Parameterized Tests March 19, 2026Deep Search for Joint Sources of Gravitational Waves and High-Energy Neutrinos with IceCube During the Third Observing Run of LIGO and Virgo January 12, 2026 →