From 8eaf1d26d446ecdc5c69b61334ee51a6f41050d3 Mon Sep 17 00:00:00 2001
From: Ava Chow <github@achow101.com>
Date: Wed, 25 Feb 2026 14:56:36 -0800
Subject: [PATCH] kernel: update defaultAssumeValid and minimumChainWork

---
 src/kernel/chainparams.cpp | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/kernel/chainparams.cpp b/src/kernel/chainparams.cpp
index 3b3e1a24325..95a2650ec81 100644
--- a/src/kernel/chainparams.cpp
+++ b/src/kernel/chainparams.cpp
@@ -114,8 +114,8 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].threshold = 1815; // 90%
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].period = 2016;
 
-        consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000000dee8e2a309ad8a9820433c68"};
-        consensus.defaultAssumeValid = uint256{"00000000000000000000611fd22f2df7c8fbd0688745c3a6c3bb5109cc2a12cb"}; // 912683
+        consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000001128750f82f4c366153a3a030"};
+        consensus.defaultAssumeValid = uint256{"00000000000000000000ccebd6d74d9194d8dcdc1d177c478e094bfad51ba5ac"}; // 938343
 
         /**
          * The message start string is designed to be unlikely to occur in normal data.
@@ -239,8 +239,8 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].threshold = 1512; // 75%
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].period = 2016;
 
-        consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000000000016dd270dd94fac1d7632"};
-        consensus.defaultAssumeValid = uint256{"0000000000000065c6c38258e201971a3fdfcc2ceee0dd6e85a6c022d45dee34"}; // 4550000
+        consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000000000017dde1c649f3708d14b6"};
+        consensus.defaultAssumeValid = uint256{"000000007a61e4230b28ac5cb6b5e5a0130de37ac1faf2f8987d2fa6505b67f4"}; // 4842348
 
         pchMessageStart[0] = 0x0b;
         pchMessageStart[1] = 0x11;
@@ -341,8 +341,8 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].threshold = 1512; // 75%
         consensus.vDeployments[Consensus::DEPLOYMENT_TAPROOT].period = 2016;
 
-        consensus.nMinimumChainWork = uint256{"00000000000000000000000000000000000000000000034a4690fe592dc49c7c"};
-        consensus.defaultAssumeValid = uint256{"000000000000000180a58e7fa3b0db84b5ea76377524894f53660d93ac839d9b"}; // 91000
+        consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000000000009a0fe15d0177d086304"};
+        consensus.defaultAssumeValid = uint256{"0000000002368b1e4ee27e2e85676ae6f9f9e69579b29093e9a82c170bf7cf8a"}; // 123613
 
         pchMessageStart[0] = 0x1c;
         pchMessageStart[1] = 0x16;
@@ -426,8 +426,8 @@ public:
             vSeeds.emplace_back("seed.signet.bitcoin.sprovoost.nl.");
             vSeeds.emplace_back("seed.signet.achownodes.xyz."); // Ava Chow, only supports x1, x5, x9, x49, x809, x849, xd, x400, x404, x408, x448, xc08, xc48, x40c
 
-            consensus.nMinimumChainWork = uint256{"0000000000000000000000000000000000000000000000000000067d328e681a"};
-            consensus.defaultAssumeValid = uint256{"000000128586e26813922680309f04e1de713c7542fee86ed908f56368aefe2e"}; // 267665
+            consensus.nMinimumChainWork = uint256{"00000000000000000000000000000000000000000000000000000b463ea0a4b8"};
+            consensus.defaultAssumeValid = uint256{"00000008414aab61092ef93f1aacc54cf9e9f16af29ddad493b908a01ff5c329"}; // 293175
             m_assumed_blockchain_size = 24;
             m_assumed_chain_state_size = 4;
             chainTxData = ChainTxData{