Noble Explorer Blockchain https://www.instapaper.com/p/16800477 A blockchain unconfirmed transaction refers to some transaction initiated by a person that may be nonetheless to get confirmed and recorded about the blockchain by a validator or miner. It is actually generally known as a zero-affirmation transaction. These transactions stay in the mempool (memory pool) https://mysocialfeeder.com/story5074023/explorer-blockchain-base-a-simple-key-for-blockchain-explorer-btc-unveiled-https-cutt-ly-3rj9ygbc