Herodotus Docs

General architecture

Each Herodotus smart contracts deployment supporting a specific chain consists of the following contracts:
  1. 1.
    Commitments inbox. This contract is responsible for processing and checking the validity of other chain commitments such as: blockhashes or state roots.
  2. 2.
    Headers store. This contracts stores and allows to process headers from a given point till the genesis by asserting that blockhash(x - 1) = parenthash(x).
  3. 3.
    Facts registry. This contract performs storage proofs verification and stores requested values in it's state.
Example flow for Starknet.