guix hash command computes the SHA256 hash of a file.
It is primarily a convenience tool for anyone contributing to the
distribution: it computes the cryptographic hash of a file, which can be
used in the definition of a package (see Defining Packages).
The general syntax is:
guix hash option file
guix hash has the following option:
Write the hash in the format specified by fmt.
hexadecimal can be used as well).
If the --format option is not specified,
will output the hash in
nix-base32. This representation is used
in the definitions of packages.