How would you arbitrate unverifiable data? How about if I auction "I know who hacked Sony" and the "data" is simply a name and address, without (or with fickle)

How would you arbitrate unverifiable data? How about if I auction "I know who hacked Sony" and the "data" is simply a name and address, without (or with fickle) proof? Or "Identities of 5 CIA agents in $region"? In fact, most military secrets. And - how would you arbitrate misleading data? "0-day Flash Exploit For Windows", "...NT4". Maybe we're missing the irony. edit: more ranting (won't dupe) https://news.ycombinator.com/item?id=8795427 https://news.ycombinator.com/item?id=8795427