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Are the target key, k_image tx pub unique and no repetitions in all blockchain?

WhiteRabbit
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1 Answers1

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Yes, they are unique - see this answer.

I = xHp(P)

As x and P refer to one-time keys, and that the key image is used to determine if an output is spent, they have to be unique (thus only appear once in the blockchain).

jtgrassie
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