The Mantyasih inscription (also known as Balitung charter and Kedu inscription) is an important inscription found and kept by Li Djok Ban in Ngadireja Parakan Temanggung, then the inscription was brought by one of the princes of Surakarta to brought to Surakarta and is now stored in the Radyapustaka Museum, Central Java, Indonesia. It is dated to 907[1]: 108 [2] and was created by King Balitung from the Sanjaya dynasty, of the Ancient Mataram Kingdom. This inscription contains a genealogy of the kings of Mataram before King Balitung.
The inscription mentions that Mantyasih village was awarded by King Balitung as sima (tax-free) land. In Mateseh village today a stone mortar believed to be used during sima ceremony can still be found. Two mountains are also mentioned: Mount Susundara and Wukir Sumbing (today Mount Sundoro and Sumbing).[3]