As of openSUSE 11.3, DHT works (again). I'm running it currently, so yes it is true and not just words on their website.

http://en.opensuse.org/Product_highlights


I was able to install v4.0.2 from one of the "Semi official repositories" KDE:UpdatedApps


EDIT: Also shown in https://bugzilla.novell.com/show_bug.cgi?id=205390#c13 as of 2009-11-25 09:20:05 UTC.
"Reenabled in Build Service repos following changed legal advice."