JORGE POSADA NEW YORK YANKEES SIGNED Autographed CARD W/ 8x10 PHOTO FRAMED. All signed items come fully certified with a certificate of authenticity from an approved SportsMemorabilia vendor and are backed by the SportsMemorabilia authenticity guarantee. Unsigned items do not require certification. . If a product is unsigned or non game-used, a hologram will not be included. Jorge Posada memorabilia. New York Yankees memorabilia.