Zen Blockchain Explorer https://www.instapaper.com/p/16800704 A blockchain unconfirmed transaction refers to a transaction initiated by a consumer that is nevertheless for being confirmed and recorded on the blockchain by a validator or miner. It can be also referred to as a zero-affirmation transaction. These transactions stay in the mempool (memory pool) https://socialevity.com/story22278509/blockchain-explorer-usdt-trc20-a-secret-weapon-for-blockchain-explorer-analytics-and-web-services-https-cutt-ly-3rj9ygbc