boot: knoppix26
now works for me when I try 2004-05-10 EN Knoppix 3.4, as opposed to 2004-05-04. Disappointingly, I see the `uname -srvm` does not distinguish the -04 from the -10 disc. From both I get:

$ uname -srvm
Linux 2.6.5 #1 SMP Sat May 1 22:31:22 CEST 2004 i686
$