Keyshawn Johnson Signed Tampa Bay Buccaneers Sports Illustrated JSA 28625 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a Sports Illustrated Magazine issue from August 24, 2000 with No Cover label that was personally autographed by Keyshawn Johnson. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.