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Explain that ecrecover only accepts v={27,28} #860

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Jun 8, 2022
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Explain that ecrecover only accepts v={27,28} #860

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Explain that ecrecover only accepts v={27,28}
axic Jun 7, 2022
23f717c
Update Paper.tex
yperbasis Jun 8, 2022
7607839
Update Paper.tex
axic Jun 8, 2022
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2 changes: 1 addition & 1 deletion Paper.tex
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Expand Up @@ -1640,7 +1640,7 @@ \section{Precompiled Contracts}\label{app:precompiled}
\begin{eqnarray}
\Xi_{\mathtt{ECREC}} &\equiv& \Xi_{\mathtt{PRE}} \quad \text{where:} \\
g_{\mathrm{r}} &=& 3000\\
\lVert \mathbf{o} \rVert &=& \begin{cases} 0 & \text{if} \quad \mathtt{ECDSARECOVER}(h, v, r, s) = \varnothing\\ 32 & \text{otherwise} \end{cases}\\
\lVert \mathbf{o} \rVert &=& \begin{cases} 0 & \text{if} \quad \mathtt{v} \neq 27 \wedge \mathtt{v} \neq 28 \\ 0 & \text{if} \quad \mathtt{ECDSARECOVER}(h, v, r, s) = \varnothing\\ 32 & \text{otherwise} \end{cases}\\
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\text{if} \quad \lVert \mathbf{o} \rVert = 32: &&\\
\mathbf{o}[0..11] &=& 0 \\
\mathbf{o}[12..31] &=& \mathtt{KEC}\big(\mathtt{ECDSARECOVER}(h, v, r, s)\big)[12..31] \quad \text{where:}\\
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