Block top - The block range and size of the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (Remember this starts off at 0 so a nonce of 100 would basically be the a hundred and first transaction submitted by https://socialbuzztoday.com/story6154321/blockchain-explorer-fundamentals-explained-https-pad-geolab-space-1eemv59krmalavl2pdd7cg