@sirgazil Yep, that verbose verification message is confusing for newcomers.
Manual could show an example verification output to avoid similar doubts.
FYI ‘sha256sum guix-binary-1.0.0.x86_64-linux.tar.xz’ returns
‘630c53703ce0abdfb6def2c21afa7e1d2a14abccae86126143508dc6a2b5c987 guix-binary-1.0.0.x86_64-linux.tar.xz’