[ZIP 220] draft: User-Defined Assets and Wrapped Assets #269
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daira
reviewed
Dec 4, 2019
| which leads to: | ||
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| - ZEC balance: ``v1 - v3 = valueBalance`` | ||
| - BTC balance: ``v2 - (v4 + v5) = assetBalance`` |
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| .. code:: | ||
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| TODO: Specify GroupHash using Rescue |
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I have an elegantly awful way to specify this so that it ends up with the same \mathcal{V} generator as Sapling does when the asset is ZEC (or TAZ on testnet).
What issuance mechanisms do you have in mind, and why do they need to be whitelisted? |
cwgoes
reviewed
Jan 27, 2020
| cv_s1 = [v1] G_zec + [r1] H | ||
| cv_s2 = [v2] G_zec + [r2] H | ||
| cv_o1 = [v3] G_zec + [r3] H | ||
| cv_o1 = [v4] G_zec + [r4] H |
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Suggested change
| cv_o1 = [v4] G_zec + [r4] H | |
| cv_o2 = [v4] G_zec + [r4] H |
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This needs to be updated with my idea for how to do UDAs efficiently without a hash-to-group in the circuit. |
daira
changed the title
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Withdrawing this draft ZIP, replaced by #618. |
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To-do:
Part of zcash/zcash#830.