From 2ea563e78e81ae047a4f49c381351acd0013ad24 Mon Sep 17 00:00:00 2001
From: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>
Date: Wed, 5 Apr 2023 10:22:59 -0400
Subject: [PATCH] Update eip-1.md

---
 EIPS/eip-1.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/EIPS/eip-1.md b/EIPS/eip-1.md
index 1bc9cec7211394..6d9bab78c88ef0 100644
--- a/EIPS/eip-1.md
+++ b/EIPS/eip-1.md
@@ -216,6 +216,24 @@ Permitted Consensus Layer Specifications URLs must anchor to a specific commit,
 ^https://github.com/ethereum/consensus-specs/blob/[0-9a-f]{40}/.*$
 ```
 
+### Ethereum Yellow Paper
+
+Links to the Ethereum Yellow Paper may be included using normal markdown syntax, such as:
+
+```markdown
+[Ethereum Yellow Paper](https://github.com/ethereum/yellowpaper/blob/1016c0603062b76388e3c3c19786cd5f9ca9ac61/paper.pdf)
+```
+
+Which renders to:
+
+[Ethereum Yellow Paper](https://github.com/ethereum/yellowpaper/blob/1016c0603062b76388e3c3c19786cd5f9ca9ac61/paper.pdf)
+
+Permitted Ethereum Yellow Paper URLs must anchor to a specific commit, and so must match this regular expression:
+
+```regex
+^(https://github.com/ethereum/yellowpaper/blob/[0-9a-f]{40}/.*|https://github.com/ethereum/yellowpaper/tree/[0-9a-f]{40}/.*)$
+```
+
 ### Networking Specifications
 
 Links to specific commits of files within the Ethereum Networking Specifications may be included using normal markdown syntax, such as: