That was from this web-page: https://www.gnunet.org/en/news/2022-03-0.16.3.html .
But on web-page: https://ftp.gnu.org/gnu/gnunet/ , the link for the source code DOES work: https://ftp.gnu.org/gnu/gnunet/gnunet-0.16.3.tar.gz > Hello there. > I'd just like to report: http://ftpmirror.gnu.org/gnunet/gnunet-0.16.3.tar.gz > I get this message when I go and attempt to download it: > > ....gz.part could not be saved, because the source file could not be read. > Try again later, or contact the server administraor. > > I am running OpenBSD, but I have never seen such message until now.. > > Have a great day!