I Remember Everything, Wait a Minute, You Forgot the Coin Was in Your Pocket

Severion puts his hands in his pockets on purpose to distract Palamon. But that's when he feels the coin. So then later on in the day, once they've had their lessons, he runs off to private place so he can examine it. His entire connection with Vodilis was because Vodilas cut a dashing figure and shot the gun in a fancy way,. That's right there right there.