This seems like a fundamentally different question to me. Belief in a god explicitly depends on the unseen. You can't really even evaluate the personhood or lac

This seems like a fundamentally different question to me. Belief in a god explicitly depends on the unseen. You can't really even evaluate the personhood or lack thereof, there's nothing tangible to test. If a god showed in in-person to whoever asked, easy peasy, then it'd be a different story.