Blockchain Explorer Optimism https://www.instapaper.com/p/16801185 A blockchain unconfirmed transaction refers to a transaction initiated by a person that is certainly however to be confirmed and recorded about the blockchain by a validator or miner. It is generally known as a zero-confirmation transaction. These transactions remain in the mempool (memory pool) till https://getsocialpr.com/story22190950/explorer-blockchain-btc-not-known-factual-statements-about-explorer-blockchain-base-https-cutt-ly-3rj9ygbc