I took the index on the words, transformed the amount to binary, additional three zeros, calculated the sha256 digest, took the first Section of the hexadecimal to transform it to binary, added 3 zeros into the eight digits in the binary and received 00000010011 which interprets to 19 in decimal. https://www.symbaloo.com/embed/shared/AAAACHlsY-AAA42AhQqHKA==