do you mean your UDID? if not can u give a brief description of how to find your UUID? as i have no idea what it is lol.
EDIT: it is the UDID.
just thought i'd share a lil creativity i thought about doing, and gi-lo's hack made it possible

thnx gi-lo! by the way, works like a charm.
you slide the contacts icon to unlock the phone.. makes it a lil secretive from lil brothers or cousins trying to get into your phone hehe.