We created the Hackerspace Passports in 2014 based on an idea from Mitch  to encourage visiting as many hackerspaces around the world as possible so we can all learn from and support each other. 
Here there is now the 2nd version, among other things, with well adhering inner sides so that the stamping ink can be absorbed and not smeared.
We can ship international!
Where does the event happen? Milkyway // Earth // rC3_2021
When does the event happen?
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