You can’t prove you are 35 years old without a valid birth certificate. He does not have one, thus under the Twentieth Amendment, Section Three, He is incapable of “Qualifying” as required. It was the job of Congress to name a replacement. They did not obey their duty to uphold the Constitution and thus we had an eight year usurpation of the office of President.
Both parties wanted the natural born citizen requirement neutered.
The reasons the GOP went along with the Kenyanesian Usurpation are named Rubio, Cruz, Jindal, Haley and probably most importantly, George P. Bush.