[{"type":"report","id":"BLC-STUDY-0289","title":"Designated invalid EVM instruction","author":[{"literal":"Alex Beregszaszi"}],"issued":{"date-parts":[[2017]]},"publisher":"Alex Beregszaszi","URL":"https://eips.ethereum.org/EIPS/eip-141","note":"Rights status: Official external source only. Not a licence to republish the paper."}]