@Override
  public String toShortHexString() {
    var shortHex = val.toShortHexString();
    if (shortHex.length() % 2 != 0) {
      shortHex = "0x0" + shortHex.substring(2);
    }
    return shortHex;
  }
Create payload identifier for payload params. This is a deterministic hash of all payload
parameters that aims to avoid collisions

@param parentHash the parent hash
@param timestamp the timestamp
@param prevRandao the prev randao
@param feeRecipient the fee recipient
@param withdrawals the withdrawals
@param parentBeaconBlockRoot the parent beacon block root
@return the payload identifier
consensus/merge/src/main/java/org/hyperledger/besu/consensus/merge/blockcreation/PayloadIdentifier.java