Block Explorer Website http://pandora.nla.gov.au/external.html?link=https://cryptoexplorerhub.com Solana: Ordinarily a handful of seconds to a minute. Nevertheless, in unusual situations, Solana blockchain transactions can continue to be unconfirmed for hrs as well as times These transactions remain in the mempool (memory pool) till a miner or validator selects them and contains them ... https://www.instapaper.com/p/16800477