From a551c576534ee962e212577570b2ba3f07cd55a2 Mon Sep 17 00:00:00 2001
From: EugeneDrpc <es@drpc.org>
Date: Wed, 5 Aug 2026 10:12:06 +0000
Subject: [PATCH] feat: gold state lower bound for Bittensor

EVM runtime (spec 210) activated at finney block 4345556; eth state
below it cannot exist on any node, so an upstream serving state at
the activation block is fully archival.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
---
 chains.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/chains.yaml b/chains.yaml
index b327a24..c0e5ccc 100644
--- a/chains.yaml
+++ b/chains.yaml
@@ -3180,6 +3180,10 @@ chain-settings:
           grpcId: 1116
           chain-id: 0x3c4
           short-names: [bittensor, bittensor-mainnet]
+          lower-bounds:
+            # EVM runtime (spec 210) activated at 4345556, eth data can't exist below
+            state:
+              block: 4345556
         - id: Testnet
           priority: 10
           code: BITTENSOR_TESTNET