technical report

  1. evo

    Filecoin Proof of Replication Technical Report

    Abstract We introduce Proof-of-Replication (PoRep), a new kind of Proof-of-Storage, that can be used to prove that some data D has been replicated to its own uniquely dedicated physical storage. Enforcing unique physical copies enables a verifier to check that a prover is not deduplicating...
  2. evo

    Filecoin Power Fault Tolerance Technical Report

    Abstract Byzantine Fault Tolerance (BFT) accounts for faults as the number of faulty nodes and is thus cumber- some to apply to many modern decentralized systems. We introduce the Power Fault Tolerance (PFT) model, which reframes BFT in terms of participants’ influence over the outcome of a...