Ari Lehman Autographed/Signed Friday The 13th White Mask Jason Beckett 36374 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 white mask that was personally autographed by Ari Lehman who was the first portrayed Jason Voorhees in Friday The 13th. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.