Xrp Blockchain Explorer https://500px.com/p/enevoldsenepbhenderson A blockchain unconfirmed transaction refers to your transaction initiated by a person that is certainly but to be confirmed and recorded over the blockchain by a validator or miner. It can be also known as a zero-affirmation transaction. These transactions remain in the mempool (memory pool) https://www.instapaper.com/p/16801288