Btc Blockchain Explorer https://www.giveawayoftheday.com/forums/profile/1149873 So, if there is a large number of transactions within the mempool and you paid out a relatively minimal transaction payment, your transaction can continue to be unconfirmed for an prolonged timeframe considering that miners/validators will pick out transactions with bigger costs to start with. These https://numberfields.asu.edu/NumberFields/show_user.php?userid=6213129