Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction number with the from address (Remember this commences at 0 so a nonce of a hundred would essentially be the a hundred and first transaction submitted by https://vuf.minagricultura.gov.co/Lists/Informacin%20Servicios%20Web/DispForm.aspx?ID=11784754