Block top - The block selection and duration from the blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkinginfo.com/story20489214/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-www-saludcapital-gov-co-sitios-vigilanciasaludpublica-lists-contactenos-dispform-aspx-id-2972663