Dude, the output of that command would be the first 6 characters of the MD5 sum of the string "8bb". Since the string "8bb" doesn't change, the MD5 sum will always be the same. So the output would be "c5a3b2".What is the output of: LC_ALL=C pacman -V|sed -r 's#[0-9]+#8bb#g'|md5sum|cut -c1-6