Ari Lehman Signed Garbage Pail Kids Bottom of the Blake #SF6B BAS 10 Slab 43061 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 sticker card that was personally autographed by Ari Lehman. This has been professionally slabbed by Beckett Authentication Services (BAS) and includes a certificate of authenticity from Denver Autographs.