From 7af8ef069012923561fdfdb6389c052d2c13890a Mon Sep 17 00:00:00 2001
From: roconnor-blockstream <roconnor@blockstream.com>
Date: Fri, 24 Oct 2025 15:22:14 -0400
Subject: [PATCH] BIP-0341's unspendable NUMS public key

---
 src/util.rs | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/util.rs b/src/util.rs
index 75cde36..a944750 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -152,11 +152,12 @@ impl<M: node::Marker> fmt::Debug for DisplayInner<'_, M> {
     }
 }
 
+// BIP-0341's unspendable NUMS public key
 fn unspendable_internal_key() -> secp256k1::XOnlyPublicKey {
     secp256k1::XOnlyPublicKey::from_slice(&[
-        0xf5, 0x91, 0x9f, 0xa6, 0x4c, 0xe4, 0x5f, 0x83, 0x06, 0x84, 0x90, 0x72, 0xb2, 0x6c, 0x1b,
-        0xfd, 0xd2, 0x93, 0x7e, 0x6b, 0x81, 0x77, 0x47, 0x96, 0xff, 0x37, 0x2b, 0xd1, 0xeb, 0x53,
-        0x62, 0xd2,
+        0x50, 0x92, 0x9b, 0x74, 0xc1, 0xa0, 0x49, 0x54, 0xb7, 0x8b, 0x4b, 0x60, 0x35, 0xe9, 0x7a,
+        0x5e, 0x07, 0x8a, 0x5a, 0x0f, 0x28, 0xec, 0x96, 0xd5, 0x47, 0xbf, 0xee, 0x9a, 0xce, 0x80,
+        0x3a, 0xc0,
     ])
     .expect("key should be valid")
 }