Blockchain Explorer Bitcoin Scan https://k12.instructure.com/eportfolios/1098588/entries/3707785 A blockchain unconfirmed transaction refers into a transaction initiated by a person that is definitely but to become confirmed and recorded over the blockchain by a validator or miner. It can be generally known as a zero-confirmation transaction. An unconfirmed transaction is any transact... https://www.instapaper.com/p/16800704