Dispute over lost tools at a small job site today; how do I modify the checkout records?

A laser level went missing at a small job site today when we were wrapping up, and the crew couldn't agree on who used it last. Previously, tool borrowing relied on group chat messages, which were a mess to look back through. I started by tracking it down using photos from the day, task assignments, and inventory logs, and eventually found it in the drywall area. However, this exposed issues in…