Easily submitted by his savvy grandmother who would want her only grandson to considered an American born citizen and not recorded to have been born in Kenya or some such place. What grandmother would not want her son to be considered born here if she thought she could pull it off and was not adverse to cheating? After all, she may have reasoned, she was only helping Hawaii out by advancing it's citizenship count and those in the know may have understood it's unscrupulous goal of getting more federal money in it's coffers.
If that's true than Junior can not be a Natural Born Citizen even if he were born in the Lincoln Bedroom at the White House.