Luke Schoonmaker Autographed/Signed Pro Style White Jersey Beckett 42735 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a Pro Style White Jersey that was personally autographed by Luke Schoonamker. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.