From 4093e0efe87316b3d7383516c3bf73a189341408 Mon Sep 17 00:00:00 2001
From: Dimitri John Ledkov <xnox@ubuntu.com>
Date: Sun, 21 Jun 2020 02:43:29 +0100
Subject: [PATCH] Document OID identifier

---
 blake3.tex | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/blake3.tex b/blake3.tex
index 40a92acae..d0ba69a03 100644
--- a/blake3.tex
+++ b/blake3.tex
@@ -428,6 +428,10 @@ \subsection{Modes}\label{sec:modes}
 the first stage, and the \flag{DERIVE_KEY_MATERIAL} flag set for every
 compression.
 
+Developers adapting BLAKE3 to ASN.1-based message formats should use
+the Algorithm Identifier blake3 with OID identifier
+1.3.6.1.4.1.1722.12.3.8 for all modes and 256-bit default output size.
+
 \subsection{Chunk Chaining Values}\label{sec:chunk}
 
 Processing a chunk is structurally similar to the sequential hashing mode of BLAKE2. Each chunk of up to 1024 bytes is split into blocks of up to 64 bytes.