Bitcoin does not natively support extra text data, but [hacks are possible][bitcoin:text-assets].
I think that was supposed to be a Markdown-style link at the end, but it seems it never got turned into one, i.e. with the second part being a URL inside parentheses. I tried to figure out an appropriate URL but didn't find anything suitable.
There's a line that reads as follows:
I think that was supposed to be a Markdown-style link at the end, but it seems it never got turned into one, i.e. with the second part being a URL inside parentheses. I tried to figure out an appropriate URL but didn't find anything suitable.