I thought this was a bit humorous:
I am a recluse. I live in the forest. I have a wooden PC powered by a hand crank. My internet connection uses carrier pigeons - there is a bit of lag.
I'm not sure how you have this set up, but the way I would do it is to simply check whether you have all 7 objects when the button is pressed. If so, then send a message to rez the prize, if not, then do nothing.