Shawn Kemp Autographed/Signed Seattle Super Sonics 8x10 Photo BAS 42870 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 Seattle Super Sonics 8x10 Photo that was personally autographed by Shawn Kemp. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.