Use OpenTimestamps for Tweets Against the Bitcoin Blockchain screenshot is a twitter bot that uses OpenTimestamps to append the hash of a tweet to the bitcoin blockchain.

A timestamp proves that a message existed prior to some point in time; timestamps are occasionally referred to as “proofs-of-existence”. Being able to prove that data existed prior to a point in time is surprisingly useful.

Peter Todd’s announcement on OpenTimestamps gives a clear explanation on the uses of a trust-minimized timestamping infrastructure. For more info check out Data Anchoring section.

Anyone can Inspect Element to edit and take a screenshot of the hot takes found on twitter dot com. Screenshots should not be trusted, yet are sometimes the only thing people will see in a viral tweet. With, I hope to provide people with useful data on the existence of a tweet.

My philosopy for creating this service:

Here are just some of my favorite tweets that would a tragety if they were lost.

Give it a try

This app definitely needs some real world stress testing so I can see the limits of the Twitter Webhook API and any bottlenecks within tweetstamp. DM @tweet_stamp with the link of the tweet you want to stamp or reply to a tweet you want stamped by mentioning @tweet_stamp and the keyword stamp.

Balancing the replying rules was a challenge I noticed right away after the announcement tweet. I initially setup the reply logic so that tweetstamp would respond if it was the only mentioned user in a reply. This is to prevent unintentional stamping of every tweet in a thread and to also not clutter peoples mentions. The problem is most people don’t do this so I added the rule where you have to use the keyword stamp (demo) so the user is explictly requesting engagement.

In Development

I wanted to put out something simple and working to then iterate on. This tweet above is one of the many things I want to add like: