Direct Evidence of Intrinsic Mott State and Its Layer-Parity Oscillation in a Breathing Kagome Crystal Down to MonolayerRemoveHuanyu Liu, Wenhui Li, Zishu Zhou, Hongbin Qu, Jiaqi Zhang, Weixiong Hu, Chenhaoping Wen, Ning Wang, Hao Deng, Gang Li, and Shichao YanPhys. Rev. Lett. 135, 076503 (2025)