Bitcoin Explorer Hash https://output.jsbin.com/kefuguxaze/ A blockchain unconfirmed transaction refers to some transaction initiated by a person which is yet to get confirmed and recorded on the blockchain by a validator or miner. It's also called a zero-affirmation transaction. These transactions remain in the mempool (memory pool) until eventually a miner https://thefairlist.com/story10447981/blockchain-explorer-confirmed-transactions-the-ultimate-guide-to-blockchain-explorer-one-https-cutt-ly-3rj9ygbc