Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the one hundred and first https://wise-social.com/story6129760/blockchain-explorer-fundamentals-explained-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q