Emerge of net-wireless/acx100-0.3.23 files with !!! Digest verification Failed: !!! /usr/portage/distfiles/fw.tar.bz2 !!! Reason: Filesize does not match recorded size manually 'updating' the digest using the ebuild-command can be done to emerge successfully.
This is the tread listing the workaround to rebuild digest-info manually - http://forums.gentoo.org/viewtopic-p-3065658.html
this problem happens here too.
Thanks, I have redigested it in portage