Pi Blockchain Explorer https://500px.com/p/nymandnjjxu So, when there is a lot of transactions within the mempool and you paid out a comparatively small transaction payment, your transaction can continue to be unconfirmed for an extended length of time due to the fact miners/validators will decide on transactions with greater fees initially. https://admiralbookmarks.com/story20347594/blockchain-explorer-confirmed-transactions-the-single-best-strategy-to-use-for-blockchain-explorer-one-https-cutt-ly-3rj9ygbc