O. J. Simpson Autographed Trojans Logo Football With Heisman- JSA Witnessed Auth This is a Hand Autographed Football of O. J. Simpson on a USC Trojans Logo Football. This item has a James Spence Witness Authentication, which comes with a JSA #'ed sticker and a matching JSA Certificate of Authenticity. You can view this item on the SpenceLOA website and it shows when and where the item was signed. It was signed either at a public autograph appearance or a private signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical and brand new in great shape.