The Book and Page number are the same on both forms. That’s statistically highly improbable. At least one of these documents is fake or has been altered.
The page info on the source webpage indicates it was last modified Tuesday, June 05, 2007 6:15:37 AM. I’m sure there is a way to fake it, but that Bomford birth certificate is a part of an extensive family tree. Chances are, its the real one and the Obama BC is the fake.