A Friday the 13th Unframed 11x14 Photo - Outline of Jason hand signed by Ari Lehman. The item and signature are in excellent condition. In addition to signing his name, Ari also inscribed "Jason 1" on the item. Ari is an actor, performing artist & composer. He is known for playing the child Jason Voorhees in the Friday the 13th horror movies. AUTHENTICATION: Your item is tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records, which includes a proof picture from the signing.