[{"type":"report","id":"BLC-STUDY-0080","title":"Proofs of Space","author":[{"literal":"Stefan Dziembowski"},{"literal":"Sebastian Faust"},{"literal":"Vladimir Kolmogorov"},{"literal":"Krzysztof Pietrzak"}],"issued":{"date-parts":[[2015]]},"publisher":"Stefan Dziembowski, Sebastian Faust, Vladimir Kolmogorov and Krzysztof Pietrzak","URL":"https://eprint.iacr.org/2013/796","note":"Rights status: Official external source only. Not a licence to republish the paper."}]