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From what I understood R-puzzle are an UTXO you can spend if you know a specific value R. How is it different from something like "OP_HASH value" where value is hash(R) ? So you would need to know R to spend that UTXO
venezia tipped:
0.01 USD
2 years ago
Using R-puzzle, the spender can leave an identity by sign the tx. We could add other constraints on the public key, such as only a group of public keys is permitted.
zhangweis tipped:
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2 years ago
R is a function of an ECDSA signature. Knowing "k" to allows anyone to produce R, where k is the k value of a signature. You are describing a simpler usecase instead. Both are similar, but one is a function of ECDSA signature which gives you the ability to do more complex things.