Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount with the from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Contract generation https://sociallweb.com/story5719159/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-www-lasallesancristobal-edu-mx-profile-hannabkzpaulsen19225-profile