The number in the listing title is just an inventory sku for our records and is not the authentication number. This item pictured is a stock photo unless otherwise noted. This is a Seattle Supersonics Mitchell and Ness size Large Jersey that was personally autographed by Shawn Kemp. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.FREE SHIPPING within the USA on orders over $10!