SHA512 (num-rational-0.1.39.crate) = d3af2bc97f524e6ee5b6e5ef58f583f9cf74b8e4b9913432115406a342e4ba273f4a53d0c64a29b1181422ddd120bf5408b17d7db8b4bb5c34a7fa6d6a6b6ded