Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted by this https://bookmarkmargin.com/story20661927/5-essential-elements-for-blockchain-explorer-ethereum-https-pad-geolab-space-1eemv59krmalavl2pdd7cg