Symmetry-Broken Ground State and Phonon-Mediated Superconductivity in Kagome CsV3Sb5RemoveManex Alkorta, Martin Gutierrez-Amigo, Đorđe Dangić, Chunyu Mark Guo, Philip J. W. Moll, Maia G. Vergniory, and Ion ErreaPhys. Rev. Lett. 136, 206401 (2026)