Indonesia: The 5th century Ciaruteun inscription stone, Ciaruteun River, Cibungbulang District, Bogor Regency, West Java. Photo by Isidore van Kinsbergen (1821 - 1905), late 19th century. The Ciaruteun inscription, also written Ciarutön or also known as Ciampea inscription is a 5th-century stone inscription discovered on the riverbed of Ciaruteun River, a tributary of Cisadane River, not far from Bogor, West Java, Indonesia. The inscription is dated from the Tarumanagara kingdom period, one of the earliest Hindu kingdoms in Indonesian history. The inscription states King Purnawarman is the ruler of Tarumanagara.