K4 helper cards
Date: 2026-05-28

KALPHA:
K R Y P T O S A B C D E F G H I J L M N Q U V W X Z

g_X:
g_X(W)=21
g_X(X)=4
g_X(Z)=24
g_X(K)=11

g_Y:
13 20 25 21 1 19 1 6 22 10 23 20 8 10 23 14 21 16 25 25 13 20 6 8 2 14

g_Z1:
13 4 13 13 24 11 14 17 13 9 19 13 13 17 24 4 13 24 13 5 13 14 25 6 13 24

g_Z2:
19 17 16 13 1 18 10 6 18 25 20 21 13 24 23 8 24 6 24 12 25 19 7 7 25 24

Z2_delta:
6 13 3 0 3 7 22 15 5 16 1 8 0 7 25 4 11 8 11 7 12 5 8 1 12 0

Transport identity:
g_Z2 = (g_Z1 + Z2_delta) mod 26