Indeed, that's what `touch -t 201101020304 /tmp/old-file` is for. (Although on ext4 it seems that you can't control the birth time; for that you would need to s

Indeed, that's what `touch -t 201101020304 /tmp/old-file` is for. (Although on ext4 it seems that you can't control the birth time; for that you would need to set your system clock.)