Blockchain Explorer Cardano https://myspace.com/gustafsonhein65 Solana: Commonly some seconds to the moment. Nevertheless, in uncommon instances, Solana blockchain transactions can stay unconfirmed for hours or even days These transactions remain in the mempool (memory pool) right until a miner or validator selects them and consists of them in a very block. https://kingbookmark.com/story20485515/blockchain-explorer-mempool-the-best-side-of-blockchain-explorer-search-https-cutt-ly-3rj9ygbc