When you are before a judge who is questioning your identity, seems like the time to pull out all the stops. Childhood friends, neighbors, pastor, estranged parents.

That is asking for a lot of executive decision making for people who might have no more bandwidth left due to more urgent matters.

Considering how the real Woods was homeless and took over 30 years to even try to do anything about it, I think it's fair to assume he didn't have much, if any, social capital to draw on.