SHA256 (stockfish-231-linux.zip) = 119acf339d18b8b23c6142a72c9d8e09edf385c20a811a458bc0b63472c6a682 SIZE (stockfish-231-linux.zip) = 852252 SHA256 (sf-211-book.zip) = fc4b2964128278dcf076b1601a5fb7a6cc88d87d9f617d32fa82aeb05cfdff74 SIZE (sf-211-book.zip) = 8831695