Proving Your Pedigree: Achieving Proof at Every Generation Handout for 06 May 2023 Meeting with Karen Stanbary. A chain is only as strong as its weakest link! Learn to prove each generation in an ancestral line using the Genealogical Proof Standard, and when and how to use DNA data in the process. This product can only be purchased by members. To purchase this product, sign up by purchasing Annual Membership or Annual Family Membership.