A live demonstration by Integra. Watch software buy from Integra Demo Engine on its own: it reads the seller's terms, agrees and pays, and receives what it bought — with no account and no invoice. Then watch it refuse when one character of the terms' fingerprint is changed on the way to it.
It is a real transaction on base-sepolia, a public test network, paid in test money that has no value. One press starts it, and the result says how long it took.