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Documentation for GNU Taler components, APIs and protocols
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commit 5eda8c850815ca48d08e07d2e2286cdfe89638d9
parent 3270cce0d6a2c0ea0e8696519c967d56dd7b7fd0
Author: Özgür Kesim <oec-taler@kesim.org>
Date:   Tue, 10 Jan 2023 19:03:00 +0100

-mention the private keys of the derived age commitments

Diffstat:
Mdesign-documents/024-age-restriction.rst | 4+++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/design-documents/024-age-restriction.rst b/design-documents/024-age-restriction.rst @@ -409,7 +409,9 @@ For the age commitment, calculate: q_a &:= \text{Edx25519\_derive\_public}(P, f_a). Then the vector :math:`\vec{q} = \{q_1,\ldots,q_M\}` is then the age commitment -associated to private key :math:`c_s`. +associated to the coin's private key :math:`c_s`. For the non-disclosed coins, +the wallet can use the vector :math:`(p_1,\ldots,p_m,\bot,\ldots,\bot)` of +private keys for the attestation. Provided with the private key :math:`c_s`, the exchange can therefore calculate the blinding :math:`\beta` and the age commitment :math:`\vec{q}` itself, along