Updated POW Algo

Pyrinpyi · Sep 3, 2024 · accd2d6 · accd2d6
1 parent 3f978e4
commit accd2d6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/domain/consensus/utils/pow/heavyhash.go b/domain/consensus/utils/pow/heavyhash.go
@@ -77,7 +77,7 @@ func (mat *matrix) HeavyHash(hash *externalapi.DomainHash) *externalapi.DomainHa
 		for j := 0; j < 64; j++ {
 			sum += mat[i][j] * vector[j]
 		}
-		product[i] = sum >> 10
+		product[i] = (sum & 0xF) ^ ((sum >> 4) & 0xF) ^ ((sum >> 8) & 0xF)
 	}
 
 	// Concatenate 4 LSBs back to 8 bit xor with sum1