"Epitaph of Dugu Xin", the side of the zhishi is 40 cm long. Zhiwen has a total of 16 lines, full line of 17 characters, Lishu, Xiaomin Emperor's first year (557) April. Excavated from Xianyang City, Shaanxi Province, the epitaph stone was originally stored in the Northwest History Museum and is now in the National Museum of China. The Beijing Library holds rubbings, "Compilation of Epitaphs of the Southern and Northern Dynasties of the Han and Wei Dynasties" (pages 480).
Dugu Xin was one of the core figures of the Western Wei Northern Zhou ruling clique, and the Book of Zhou and the History of the North were passed down. Zhiwen secretly believes in his life deeds, naturally can not provide valuable historical materials about the politics and military aspects of the Western Wei and Northern Zhou, but the family lineage recorded in the epitaph can be corroborated with the main history to make up for the loss.
In addition to having a high historical value, the "Epitaph of Dugu Xin" also occupies a place in the field of calligraphy, and is a stone carved historical artwork with high calligraphy value. The inscription is in italics, the author's penmanship is exquisite, the penmanship is unified, the gesture is beautiful, the penmanship is flexible, and the loose beauty is revealed in the rigorous structure; the carving is fine and careful, the stone carved square, the layout is zhouzheng and symmetrical, and it is a modest Northern Zhou aristocratic epitaph.