Post by kitaslor on Mar 3, 2023 0:10:56 GMT -7
One might think that deleting data from data output transactions is innocuous since strings following OP_RETURN <DATA> have no impact on the UTXO database. However, there is an important issue: at the bootstrap time each node downloading the Bitcoin blockchain should check the consistency of blocks and transactions. If a new Bitcoin participant P downloads the entire blockchain from a full node N , following the rules of Bitcoin, P will check the chain consistency computing the following steps: