Yoan Moncada Autographed ROMLB Baseball White Sox MLB Debut MLB 41089 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is the exact item that you will receive so please see pictures for condition. This is a official major league baseball that was personally autographed by Yoan Moncada with MLB Debut inscription. This item includes a MLB Authentic hologram and a certificate of authenticity from Denver Autographs.