Vechain Blockchain Explorer https://www.hulkshare.com/maychen9/ A blockchain unconfirmed transaction refers to some transaction initiated by a user that may be nonetheless to be confirmed and recorded on the blockchain by a validator or miner. It is also referred to as a zero-confirmation transaction. These transactions remain in the mempool (memory pool) https://minibookmarking.com/story20644284/blockchain-explorer-tool-top-blockchain-explorer-xrp-secrets-https-cutt-ly-3rj9ygbc