You might want to approach H personally before you call them out on it in court. I think it's more respectful. However, if he ignores you, tries to placate your or anything, then just stand up for yourself. "I believe there's a typo on this document. It says we've been separated for one year when it's only been about four months. I can't sign it until it's corrected."
Me: 42/H: 37 T: 10 years/M: 8 D9, S8 Bomb: 7.23.07 Separated: 1.20.08 D Final 3.19.09 Affair started in '05, found out parts in 11/07. They married 11.26.09