Again, I didn't get that message, but the system seems to have recognized me:
[...]
So I'm confident my request has been proceesed, even if not receiving any "Your request is pending review" message.
[...]
So I'm confident my request has been proceesed, even if not receiving any "Your request is pending review" message.
There are two different submit buttons! From what you are describing it seems that you have added a second prove to your list (submit button at the bottom) but did not send the actual request yet (upper submit button).
When your request was successfully added to the queue, the site won't show you that "Proof provided so far" list anymore. instead it will look like this:
