This Autographed 11x14 Photo has been Personally Signed by Jake Peavy of the Chicago White Sox. This item is 100% Authentic and comes with a PSA/DNA Certification Card and a matching numbered Hologram. The authenticity can be verified on Professional Sports Authenticator website. Press Pass Collectibles only offers Authentic Autographs by Jake Peavy through Signings, In-Person Signings or Private Collections to include a 100% money back Lifetime Authenticity Guarantee.