Blockchain Explorer Optimism https://bbs.pku.edu.cn/v2/jump-to.php?url=https://cryptoexplorerhub.com A blockchain unconfirmed transaction refers to a transaction initiated by a person that's still to get confirmed and recorded on the blockchain by a validator or miner. It can be often known as a zero-confirmation transaction. The mempool essentially queues the transaction and broadcas... https://webnowmedia.com/story6108346/explorer-blockchain-solana-new-step-by-step-map-for-explorer-blockchain-solana-https-cutt-ly-3rj9ygbc