diff --git a/On-nested-OnePassSignatures.md b/On-nested-OnePassSignatures.md
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+OPS4,false OPS3,true OPS2,false OPS1,xxx LITERAL, ...
+
+OPS1 and OPS2 are over the literal data packet
+
+OPS3 and OP4 are notarizations of OPS2,OPS1,Literal
+
+(the bool is the value of the nesting flag)
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