Block top - The block quantity and length on the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity with the from address (bear in mind this commences at 0 so a nonce of 100 would essentially be the one hundred and first transaction submitted https://tbookmark.com/story20242486/blockchain-explorer-fundamentals-explained-https-md-un-hack-bar-de-0oxwjunrtqeqpltmmf-tlw