Joey Bosa Signed 2016 Panini Contenders Draft Picks #1 Trading Card PSA Slab 42664 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 trading card that was personally autographed by Joey Bosa. This has been professionally slabbed by Professional Sports Authentication (PSA) and a certificate of authenticity from Denver Autographs.