You have to see the huge logical leap you’re making in your main point, right?

Just because some of Jesus’ disciples believed they saw a resurrected Jesus isn’t scientific proof that he was resurrected. It just means they believed he did.

You’re searching for facts in a realm of faith. Either you believe or you don’t. If you only believe in something that is proven, then you don’t have faith, just conviction.

“Now faith is the assurance of things hoped for, the conviction of things not seen.” Heb 11:1