Blockchain Explorer List https://www.instapaper.com/p/16800704 A blockchain unconfirmed transaction refers to some transaction initiated by a person that is certainly yet to get confirmed and recorded around the blockchain by a validator or miner. It can be also called a zero-affirmation transaction. The mempool basically queues the transaction and broadcasts it https://exactlybookmarks.com/story20143875/explorer-blockchain-solana-a-simple-key-for-blockchain-explorer-btc-unveiled-https-cutt-ly-3rj9ygbc