Constraining Kerr supermassive black hole properties using gravitational waves from inspiraling stellar-mass binary black holesRemoveJie Wu (吴洁), Jin-Tao Yao (姚金涛), Mengfei Sun (孙孟飞), Jin Li (李瑾), and Zhoujian Cao (曹周键)Phys. Rev. D 113, 124024 (2026)