From: Ardis Lu <ardisglu@gmail.com>
Date: Mon, 20 May 2024 06:18:23 +0000 (-0700)
Subject: Clarify which EIPs added block header fields
X-Git-Url: https://git.ardis.lu/?a=commitdiff_plain;h=fea011ab263b8272fe1251f38ed0f23356090835;p=block-hash-calculator

Clarify which EIPs added block header fields

The logic is unchanged, but more accurate EIPs are commented for future reference.
---

diff --git a/index.html b/index.html
index 9e9651e..68d2455 100644
--- a/index.html
+++ b/index.html
@@ -160,7 +160,7 @@
       }
 
       // Shapella hard fork
-      // https://eips.ethereum.org/EIPS/eip-6465#execution-block-header-changes
+      // https://eips.ethereum.org/EIPS/eip-4895#new-field-in-the-execution-payload-header-withdrawals-root
       if (block?.withdrawalsRoot) {
         header.push(block.withdrawalsRoot);
       }
@@ -170,11 +170,16 @@
       if (block?.blobGasUsed) {
         header.push(
           BigInt(block.blobGasUsed),
-          BigInt(block.excessBlobGas),
-          block.parentBeaconBlockRoot
+          BigInt(block.excessBlobGas)
         );
       }
 
+      // Dencun hard fork
+      // https://eips.ethereum.org/EIPS/eip-4788#block-structure-and-validity
+      if (block?.parentBeaconBlockRoot) {
+        header.push(block.parentBeaconBlockRoot);
+      }
+
       const rlp = RLP.encode(header);
       const hash = keccak256(rlp);