The deeper he went, the stranger the verifications became. "Verified" no longer meant digitally signed; it meant acknowledged by someone with a clear, small memory to confirm. Once, a very old man with a wart on his left thumb verified that Kieran had found the place where he and a woman whose face was now a smear on his mind had once carved their initials into a bench. The man wept and the app printed a single word: Reunion.