I took the index of the words, converted the number to binary, additional a few zeros, calculated the sha256 digest, took the very first Portion of the hexadecimal to convert it to binary, additional a few zeros for the 8 digits with the binary and got 00000010011 which translates to https://letsbookmarkit.com/story18949624/not-known-factual-statements-about-bip39-explained