Haeinsa (해인사, 海印寺: Temple of the Ocean Mudra) is a head temple of the Jogye Order (대한불교조계종, 大韓佛敎 曹溪宗) of Korean Seon Buddhism in Gayasan National Park (가야산, 伽倻山), South Gyeongsang Province, South Korea. Haeinsa is most notable for being the home of the Tripitaka Koreana, the whole of the Buddhist Scriptures carved onto 81,350 wooden printing blocks, which it has housed since 1398.