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The Proof-of-Retrievability specification details the cryptographic system underlying the storage protocol’s challenge-response mechanism.

Kontor Proof-of-Retrievability Specification

Read the complete cryptographic specification for storage proofs (PDF)

Key Topics Covered

  • Multi-file proof aggregation with File Ledger construction
  • Challenge derivation from Bitcoin block entropy
  • Nova IVC circuit design with Poseidon hashing
  • Spartan SNARK compression for compact proofs
  • Security analysis and computational assumptions