Aidan O'Connell Signed Purdue Boilermakers Authentic Gold Helmet Beckett 43666 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 a Purdue Boilermakers Authentic Gold Full Size Helmet that was personally autographed by Aidan O'Connell. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.