Block top - The block number and length on the blockchain (in blocks) on generation of the current block Nonce - The transaction variety with the from address (bear in mind this starts at 0 so a nonce of one hundred would in fact be the one hundred and first https://ariabookmarks.com/story6396613/the-fact-about-explorer-blockchain-base-that-no-one-is-suggesting-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers