Blockchain Explorer How To Use https://numberfields.asu.edu/NumberFields/show_user.php?userid=6213316 A blockchain unconfirmed transaction refers to the transaction initiated by a consumer that is still to become confirmed and recorded about the blockchain by a validator or miner. It's often called a zero-confirmation transaction. These transactions remain in the mempool (memory pool)... https://www.instapaper.com/p/16801288