Put it on the record.
Seal a prediction until the day it comes true, or post it publicly now. Either way it can never be edited, and anyone can check exactly when you said it.
Prediction boards
All boardsI.
Write it
A prediction, a promise, a hunch. Add a headline people can see right away.
II.
Seal it
It gets a fingerprint and a timestamp anchored to Bitcoin. Nobody can change it, not even us.
III.
Reveal it
On the day you picked it opens for everyone, with proof it’s exactly what you wrote.