Restoring
I'm sorry to have to ask, but I "think" I have my SHSH for 4.0.1 stored. At the top of my Cydia home screen, it says "This device has SHSHs on file for iPhone OS / iOS: 3.1.2, 3.1.3, 4.0, 4.0.1."
(I have a long history with j/b and Cydia, as you can see...)
But! I have never...