High-level engineer demonstrates how Nordyke birth certificates used.A prominent software engineer claims the Obama birth certificate released by the White House was forged by using as templates the birth certificates of twins born in Hawaii one day after the president. The engineer, a high-level programmer for a state government, spoke on condition of anonymity... .... He believes forgers used the registration numbers of the birth certificates belonging to Gretchen and Susan Nordyke, 10637 and 10638, to create the Obama birth certificate number, 10641.