Blockchain Explorer copyright https://www.demilked.com/author/brownelivingston04/ A blockchain unconfirmed transaction refers to a transaction initiated by a person which is yet being confirmed and recorded within the blockchain by a validator or miner. It is often called a zero-confirmation transaction. The mempool basically queues the transaction and broadcasts it throughout all nodes https://tbookmark.com/story20289167/tron-blockchain-explorer-5-essential-elements-for-explorer-blockchain-base-https-cutt-ly-3rj9ygbc