From 8e265b9534f02060c1677379ec0f1500bf6117fe Mon Sep 17 00:00:00 2001
From: Randall Naar <rnd.naar@gmail.com>
Date: Mon, 11 Mar 2024 08:29:27 -0400
Subject: [PATCH] Fixed endianness of contract hash.

---
 src/issuance.js                  | 5 +----
 test/fixtures/contract_hash.json | 8 ++++----
 ts_src/issuance.ts               | 5 +----
 3 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/src/issuance.js b/src/issuance.js
index b1f9de5bd..79d90bf07 100644
--- a/src/issuance.js
+++ b/src/issuance.js
@@ -89,10 +89,7 @@ function hashContract(contract) {
     (obj, key) => ({ ...obj, [key]: contract[key] }),
     {},
   );
-  return bcrypto
-    .sha256(Buffer.from(JSON.stringify(sortedContract)))
-    .slice()
-    .reverse();
+  return bcrypto.sha256(Buffer.from(JSON.stringify(sortedContract))).slice();
 }
 exports.hashContract = hashContract;
 /**
diff --git a/test/fixtures/contract_hash.json b/test/fixtures/contract_hash.json
index 37952a832..ff2384011 100644
--- a/test/fixtures/contract_hash.json
+++ b/test/fixtures/contract_hash.json
@@ -10,7 +10,7 @@
       "ticker": "ACE",
       "version": 0
     },
-    "contractHash": "2d9d310ab7885463357382856ec91c7f586b4d2dabfac23849c66aef3d378310"
+    "contractHash": "1083373def6ac64938c2faab2d4d6b587f1cc96e85827335635488b70a319d2d"
   },
   {
     "contractJSON": {
@@ -23,7 +23,7 @@
       "ticker": "DMp",
       "version": 0
       }, 
-      "contractHash": "459f2f4eb63d5cf6a4d1f8e54d3d5edb2245df63bd97e774864505c17ee188d8"
+      "contractHash": "d888e17ec105458674e797bd63df4522db5e3d4de5f8d1a4f65c3db64e2f9f45"
   },
   {
     "contractJSON": {
@@ -36,7 +36,7 @@
       "ticker": "EXO",
       "version": 0
     },
-    "contractHash": "86ddc3aeda751fb86e2c074c05e4a7ef9253f030ee2c55de0ee35e1b2afec49c"
+    "contractHash": "9cc4fe2a1b5ee30ede552cee30f05392efa7e4054c072c6eb81f75daaec3dd86"
   },
   {
     "contractJSON": {
@@ -55,6 +55,6 @@
       "version": 0,
       "file": "QmSBt7nJMbHN6ndYGBbXj8FLCqdffnNRPbSu4oXLqV2p9E"
     },
-    "contractHash": "6c797254d3974813ed556220bfab10cb3a70ee3a5bd827b8f9525920ec6b3d6b"
+    "contractHash": "6b3d6bec205952f9b827d85b3aee703acb10abbf206255ed134897d35472796c"
   }
 ]
\ No newline at end of file
diff --git a/ts_src/issuance.ts b/ts_src/issuance.ts
index 888027bb8..63244ad7b 100644
--- a/ts_src/issuance.ts
+++ b/ts_src/issuance.ts
@@ -72,10 +72,7 @@ export function hashContract(contract: IssuanceContract): Buffer {
     {},
   );
 
-  return bcrypto
-    .sha256(Buffer.from(JSON.stringify(sortedContract)))
-    .slice()
-    .reverse();
+  return bcrypto.sha256(Buffer.from(JSON.stringify(sortedContract))).slice();
 }
 
 /**