On Fri 31 Dec 2010 at 12:23:30 +0000, Steve Kemp wrote: > It's a shorthand way of saying "modified" - which would clearly > change the hash. > > "I didn't touch the cake", is like "I didn't eat the cake" :) Thanks. That was one interpretation I thought of. So it's nothing to do with touch(1)? Changing a file's timestamp wouldn't alter the hash.