Re: Future currency

From: Russell Wallace (
Date: Mon Jan 08 2007 - 20:42:32 MST

On 1/9/07, maru dubshinki <> wrote:
> I'm not so sure this is true. Public-key cryptography, for example,
> relies on it being easier to check that two primes multiply to a given
> number than it is to actually obtain the answer by factoring that
> given number. Wouldn't zero-knowledge proofs[1] provide a basis for
> information as currency? It allows people to verify the authenticity
> of information to a desired degree of certainty, but wouldn't let any
> of the information leak (which would 'devalue' the possessor's asset).

Zero-knowledge proofs and similar techniques can verify the truth of things
like logical statements about the properties of certain integers. They can't
verify that a statement about the real world, corresponds to a state of
affairs that actually obtains in the real world.

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