verifySha1
Verify the assembled metadata against an expected v1 (SHA-1) info-hash, that is hasher(info).final() == info_hashes().v1. Returns false if not yet isComplete.
Verify the assembled metadata against an expected v1 (SHA-1) info-hash, that is hasher(info).final() == info_hashes().v1. Returns false if not yet isComplete.