> If the developers want to avoid transaction malleability, they will not be able to include the signature in the hash. Would that be a problem? Since a transa

> If the developers want to avoid transaction malleability, they will not be able to include the signature in the hash. Would that be a problem? Since a transaction is already uniquely identified by the inputs, why not hash everything that's signed and use that as the identifier in (tx, index) pair?