[{"type":"report","id":"BLC-STUDY-0202","title":"Non-Fungible Token Standard","author":[{"literal":"William Entriken"},{"literal":"Dieter Shirley"},{"literal":"Jacob Evans"},{"literal":"Nastassia Sachs"}],"issued":{"date-parts":[[2018]]},"publisher":"William Entriken, Dieter Shirley, Jacob Evans and Nastassia Sachs","URL":"https://eips.ethereum.org/EIPS/eip-721","note":"Rights status: Official external source only. Not a licence to republish the paper."}]