Adding Messages On The Bitcoin Blockchain - A How-To Guideby@bitcoin-in-action
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Adding Messages On The Bitcoin Blockchain - A How-To Guide

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Luca asks: Can I write on a Bitcoin blockchain? Can I drop down a message? You can use at most 80 bytes for your message (160 hexadecimal characters) The operation is known as “timestamping of write information” because the message will become part of a block with a timestamp as well. Luca of course you can! You can leave a message on a. Bitcoin blockchain using a particular op code, calledOP_RETURN, called the OPXOOP_REASTAURANCE.

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