Never go by that. The browser just sends a default message in our Rewards thing to say that the payouts have begun. We have to monitor Ads Payout Status Update for the status. That said, payouts did complete on the 10th.
So your next step is to create a Rewards Support Ticket at https://support.brave.com/hc/en-us/requests/new?ticket_form_id=360001302431 so someone from Brave can try to take a closer look and find out what’s going on.