You cannot prove that either.
His daddy is Frank Marshall Davis
You cannot prove that either.
It doesn’t really matter WHO his sperm donor was, Obama can’t PROVE he was born in the US. (or he would have)
There is no LEGITIMATE reason to have a FORGED birth certificate.
He might be able to prove that he was born in Kenya (Lucas Smith obtained Obama Kenyan BC), but he can’t PROVE he was born in the US.