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Re: San Diego Cypherpunks Physical Meeting

>   Don't forget to bring your public key  fingerprint.  If you can figure
>out how to get it on the back of a business card, that would be cool.  

How about a combined message digest/url barcoded into the card?

Then standard scanner type software could be programmed to pick it up.

So how to get 128 bits + ??? for the URL onto a card?

Limited resoultion here...

If someone has a proposal I can circulate it through to the W3C members. I'm 
sure there would be interest.