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Clarify the use of cv^new and cm^new in sending Sapling notes. 

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2018-07-18 08:42:52 +01:00
parent b0b1f60cc2
commit 699a78e749
1 changed files with 5 additions and 3 deletions
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8
protocol/protocol.tex
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@ -4063,12 +4063,13 @@ the following steps:
\item Let $\NotePlaintext{} = (\Diversifier, \ValueNew{}, \NoteCommitRandBytes, \Memo)$, where
$\NoteCommitRandBytes = \LEBStoOSPOf{256}{\ItoLEBSP{256}(\NoteCommitRandNew{})\kern-0.12em}$.
\item Encrypt $\NotePlaintext{}$, $\cvNew{}$, and $\cmNew{}$ to the recipient
\item Encrypt $\NotePlaintext{}$ to the recipient
\diversifiedTransmissionKey $\DiversifiedTransmitPublic$ with
\diversifiedTransmissionBase $\DiversifiedTransmitBase$, and with
\diversifiedTransmissionBase $\DiversifiedTransmitBase$, and to the
\outgoingViewingKey $\OutViewingKey$, giving the \noteCiphertext
$(\EphemeralPublic, \TransmitCiphertext{}, \OutCiphertext)$
as described in \crossref{saplingencrypt}.
as described in \crossref{saplingencrypt}. This procedure also uses
$\cvNew{}$ and $\cmNew{}$ to derive the \outgoingCipherKey.
\item Generate a proof $\ProofOutput$ for the \outputStatement in \crossref{outputstatement}.
@ -9546,6 +9547,7 @@ Peter Newell's illustration of the Jubjub bird, from \cite{Carroll1902}.
\sapling{
\item Complete the proof of \theoremref{thmpedersendistinctabsindices}.
\item Add a note about redundancy in the nonsmall-order checking of $\AuthSignRandomizedPublic$.
\item Clarify the use of $\cvNew{}$ and $\cmNew{}$ in sending Sapling notes.
} %sapling
\end{itemize}