Update parallel_miner_v3.py

parallel_miner_v3.py

@@ -116,7 +116,7 @@ class MiningCore:
         
     def mine_parallel(self, block_header: bytes, target: int, base_nonce: int) -> Dict:
         """Mine in parallel across all units"""
-        nonces_per_unit = 1181870
+        nonces_per_unit = 1881870
         results = []
         
         for i, unit in enumerate(self.units):
@@ -351,7 +351,7 @@ class NetworkIntegration:
 
 class ParallelMiner:
     """Top-level parallel miner managing multiple cores with mainnet integration"""
-    def __init__(self, num_cores: int = 8, wallet_address: str = None):
+    def __init__(self, num_cores: int = 7, wallet_address: str = None):
         self.cores = [MiningCore(i) for i in range(num_cores)]
         self.start_time = None
         self.mining = False