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Offer a mechanism to easily verify token uniqueness #26

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cdata opened this issue Sep 23, 2022 · 1 comment
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Offer a mechanism to easily verify token uniqueness #26

cdata opened this issue Sep 23, 2022 · 1 comment
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enhancement New feature or request

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cdata commented Sep 23, 2022

Part of #11 but also implied by earlier versions of the spec so we probably should have been doing it already.

https://github.com/ucan-wg/spec#622-token-uniqueness
@cdata cdata added the enhancement New feature or request label Sep 23, 2022
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cdata commented Aug 17, 2023

Token uniqueness is verified by comparing token CIDs. Now that we use CIDs for proofs everywhere, this can amount to checking a designated cache or block store.

@cdata cdata closed this as completed Aug 17, 2023
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