Ether Blockchain Explorer https://case.edu/cgi-bin/newsline.pl?URL=https://cryptoexplorerhub.com So, when there is a lot of transactions inside the mempool and you also paid a relatively lower transaction payment, your transaction can stay unconfirmed for an extended length of time due to the fact miners/validators will pick transactions with greater service fees 1st. Some transactions https://thebookmarkking.com/story20416979/explorer-blockchain-neo-top-guidelines-of-explorer-blockchain-tron-https-cutt-ly-3rj9ygbc