Proof.empty_vector: law of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/sha/proof.bend as Proof
Lines 5-7 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/sha/proof.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/sha/proof.bend&start_line=5&end_line=7

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/sha/sha256.bend as SHA

law empty_vector:
  {SHA.sha256([]) == [3820012610, 2566659092, 2600203464, 2574235940,
    665731556, 1687917388, 2761267483, 2018687061] : List<&2, U32>}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/sha/sha256.bend&name=sha256