- "I got it out of your vault for you, Harry, because it's taking about five hours for the public to get to their gold at the moment, the goblins have tightened security so much. Two days ago Arkie Philpott had a Probity Probe stuck up his... Well, trust me, this way's easier."
- —William Weasley describes typical security measures at Gringotts[src]
Arkie Philpott was a wizard who was on the receiving end of a Probity Probe at Gringotts Wizarding Bank in the summer of 1996, after the Goblins who ran the bank tightened security in the wake of Lord Voldemort's return.
- Harry Potter and the Half-Blood Prince (Mentioned only)