    /// @inheritdoc IGetters
    function storedBatchHash(uint256 _batchNumber) external view returns (bytes32) {
        return s.storedBatchHashes[_batchNumber];
    }
function storedBatchHash(uint256 _batchNumber) external view returns (bytes32) {
        if(_batchNumber > s.totalBatchesCommitted){
            return bytes32(0);
        }
        return s.storedBatchHashes[_batchNumber];
    }
