From b18bc3fe08221301cc7f847895de3f40e37b44f0 Mon Sep 17 00:00:00 2001
From: Richard Hua <rich@rkhua.com>
Date: Fri, 18 Oct 2024 14:43:15 -0700
Subject: [PATCH] refactor: replace block number with transaction hash

---
 proto/xmtpv4/envelopes/envelopes.proto | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/proto/xmtpv4/envelopes/envelopes.proto b/proto/xmtpv4/envelopes/envelopes.proto
index 88d7874..cd37bc9 100644
--- a/proto/xmtpv4/envelopes/envelopes.proto
+++ b/proto/xmtpv4/envelopes/envelopes.proto
@@ -49,7 +49,7 @@ message UnsignedOriginatorEnvelope {
 
 // An alternative to a signature for blockchain payloads
 message BlockchainProof {
-  uint64 block_number = 1;
+  bytes transaction_hash = 1;
 }
 
 // Signed originator envelope