Casey Blake Autographed/Signed Cleveland Indians OML Baseball Tristar 30976 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is an official Major League baseball that was personally autographed by Casey Blake. This is the exact item that you will receive so please see scans for condition. Includes a Tristar authentic hologram and a certificate of authenticity from Denver Autographs.