By the ear. The features of the pinna are as distinct as a finger print.
They couldn’t prove that he took the photo. They couldn’t prove that he uploaded it personally.
Obama is on video claiming that the BC posted on the White House website is his BC. It’s a forgery, and he had to have known it because he has no legally valid BC from Hawaii.
If the standard of Trayvon Martin is used, even if they could prove it was uploaded on his account that’s not good enough because his account could have been hacked. If the standard of Obama is applied even if he is on video saying he approves what was posted in his name, it’s not good enough. When you combine all those standards, they would have to prove that he knew that what he was doing was a crime, prove that he clicked the photo personally, and prove that he personally uploaded it for public viewing.