Arief Muhammad, S.H. Datuak Putiah Alam (born October 26, 1990) is an Indonesian internet celebrity of Minangkabau descent, originally from Nagari Tiakar, Payakumbuh City, West Sumatra. In his hometown, he is a chief of the Simabur tribe. He is known for writing a book entitled "Poconggg Juga Pocong."