This is perl, v5.6.1 built for i386-linux
ckPartrao
tunhlJe  , eehsr
[download]

This is perl, v5.8.1-RC3 built for darwin-thread-multi-2level
Just another Perl hacker,
[download]

This is perl, v5.8.4 built for i386-linux-thread-multi
Just another Perl hacker,
[download]

Looks like Perl changed sort algorithms between 5.6 and 5.8. Try this on 5.6:

perl -e'$_=sprintf("%08b"x12,map hex,"194e8e91cc3a0097991c0350"=~/../g
+);print sort{(1+chop)*2-3}split"","Puht r arJtel\ncerae on,khs";'
[download]