This study compared the texts with the production date in the first carved version(初雕本) with those in the second carved version(再雕本) of KumkangbanyabaramilKyung (金剛般若波羅蜜經) of the Dunhuang Manuscripts, and then examined the changes occurred in their contents.
First, the years of printing of the KumkangbanyabaramilKyung kept in Dunhuang dated back to 497, 613, 672, 676, 682, 700, 708, 710, 717, 723, 753, 824, 863, 868, 905, 906, and 949.
Second, this study compared a total of 17 editions, including 6 complete editions(完帙本) with the production year and 11 editions with some missing pages(落張) of KumkangbanyabaramilKyung of the Dunhuang Manuscripts with 11 editions of BulSeolKumkang-banyabaramilKyung(佛說金剛般若波羅蜜經) and one edition of NungDanKumkangbanya-baramildaKyung(能斷金剛般若波羅蜜多經).
Third, a comparison with the first carved version showed miswritten words(誤字), omitted words(脫字), eliminations(削除) and inversions(倒置) in more than 90 places of KumkangbanyabaramilKyung, 26 places of BulSeolKumkangbanyabaramilKyung and 5 places of NungDanKumkangbanyabaramildaKyung.
Fouth, a comparison with the second carved version also showed miswritten words, omitted words, eliminations and inversions in approximately 66 places of Kumkang-banyabaramilKyung, 45 places of BulSeolKumkang-banyabaramilKyung and 9 places in NungDan-KumkangbanyabaramildaKyung.