Optimism Blockchain Explorer https://www.youtube.com/redirect?q=https://cryptoexplorerhub.com A blockchain unconfirmed transaction refers into a transaction initiated by a person that may be still to get confirmed and recorded over the blockchain by a validator or miner. It can be also known as a zero-confirmation transaction. If wallets acknowledged transactions with just one affirma... https://500px.com/p/pallesenlsmmack