Ubuntu deb archives have broken Release Notes links

For example:

Download the latest of 384,387, or 390 from the 1704 repo: http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1704/x86_64/

Extract the deb’s control.tar.gz/control

Look in description field…

All the links are broken…

Examples:

Why don’t these links work at all?