Mariano Rivera Autographed New York Yankees Framed 16x20 Photo JSA 38843 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 professionally framed 16x20 photo that was personally autographed by Mariano Rivera. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.