[{"type":"report","id":"BLC-STUDY-0065","title":"Casper the Friendly Finality Gadget","author":[{"literal":"Vitalik Buterin"},{"literal":"Virgil Griffith"}],"issued":{"date-parts":[[2017]]},"publisher":"Vitalik Buterin and Virgil Griffith","URL":"https://arxiv.org/abs/1710.09437","note":"Rights status: Official external source only. Not a licence to republish the paper."}]