While it does have the markings consistent with a proof the stock is very light, leading us to believe this is a print made from the cover proof.
We guarantee all uncertified autographs to pass 3rd party authentication with CAS or PSA/DNA. If you want to get autographs certified you need to notify us before you pay. We submit them for you. If an autograph doesn't pass we refund both the purchase price AND the authentication fee.