diff --git a/install.sh b/install.sh
index f24a1c4..c052e97 100755
--- a/install.sh
+++ b/install.sh
@@ -48,7 +48,7 @@ screen -ls | grep pool_tig | awk '{print $1}' | xargs -I {} screen -S {} -X kill
 script_url="https://raw.githubusercontent.com/tig-pool-nk/client/refs/heads/$branch/scripts/tig_pool_master.sh"
 echo "Downloading script from: $script_url"
 
-wget "$script_url"
+wget --no-cache "$script_url"
 if [ $? -ne 0 ]; then
     echo "Error downloading script. Please check the branch and URL."
     exit 1
diff --git a/scripts/tig_pool_master.sh b/scripts/tig_pool_master.sh
index 2629aeb..9d09bff 100755
--- a/scripts/tig_pool_master.sh
+++ b/scripts/tig_pool_master.sh
@@ -132,7 +132,7 @@ mkdir -p bin
 cd bin
 
 # Download the files and check if the download was successful
-wget https://github.com/tig-pool-nk/client/raw/refs/heads/$branch/bin/client -O client_tig_pool
+wget --no-cache https://github.com/tig-pool-nk/client/raw/refs/heads/$branch/bin/client -O client_tig_pool
 if [ $? -ne 0 ]; then
     echo "Error downloading client_tig_pool"
     exit 1
@@ -151,7 +151,7 @@ if [ $? -ne 0 ]; then
 fi
 
 
-wget https://github.com/tig-pool-nk/client/raw/refs/heads/$branch/bin/tig_idle -O tig_idle
+wget --no-cache https://github.com/tig-pool-nk/client/raw/refs/heads/$branch/bin/tig_idle -O tig_idle
 if [ $? -ne 0 ]; then
     echo "Error downloading tig_idle"
     exit 1
@@ -166,7 +166,7 @@ chmod +x slave
 cd $current_path
 
 # Download the launch file and rename it according to the provided parameters
-wget -O pool_tig_launch_${id_slave}_${nom_slave}.sh https://raw.githubusercontent.com/tig-pool-nk/client/refs/heads/test/scripts/pool_tig_launch_master.sh
+wget --no-cache -O pool_tig_launch_${id_slave}_${nom_slave}.sh https://raw.githubusercontent.com/tig-pool-nk/client/refs/heads/test/scripts/pool_tig_launch_master.sh
 
 # Replace placeholders with variable values
 sed -i "s|@id@|$id_slave|g" pool_tig_launch_${id_slave}_${nom_slave}.sh
@@ -194,7 +194,7 @@ screen -dmL -Logfile "$current_path/logs/pool_tig.log" -S pool_tig bash -c "cd \
 cd $current_path
 mkdir game
 cd game
-wget https://raw.githubusercontent.com/tig-pool-nk/client/refs/heads/$branch/scripts/snake.sh -O snake.sh
+wget --no-cache https://raw.githubusercontent.com/tig-pool-nk/client/refs/heads/$branch/scripts/snake.sh -O snake.sh
 cd $current_path
 
 set +H
@@ -215,13 +215,13 @@ echo ""
 echo "To follow the benchmarker, use the commands below:"
 echo
 echo "  1. Follow pool:"
-echo "     tail -f logs/pool_tig"
+echo "     tail -f ~/tig_pool_main/logs/pool_tig.log"
 echo        
 echo "  2. Follow slave:"
-echo "     tail -f logs/slave_tig"
+echo "     tail -f ~/tig_pool_main/logs/slave_tig.log"
 echo
 echo "  3. Have some time to lose :)"
-echo "     bash game/snake.sh"
+echo "     bash ~/tig_pool_main/game/snake.sh"
 echo
 echo -e "\e[33mGood mining and happy benchmarking!\e[0m"
 
diff --git a/tig-benchmarker/common/structs.py b/tig-benchmarker/common/structs.py
index c746f3d..c2d29f1 100644
--- a/tig-benchmarker/common/structs.py
+++ b/tig-benchmarker/common/structs.py
@@ -161,8 +161,8 @@ class BlockDetails(FromDict):
 
 @dataclass
 class BlockData(FromDict):
-    confirmed_ids: Dict[str, Set[int]]
-    active_ids: Dict[str, Set[int]]
+    confirmed_ids: Dict[str, Set[str]]
+    active_ids: Dict[str, Set[str]]
 
 @dataclass
 class Block(FromDict):
diff --git a/tig-benchmarker/slave.py b/tig-benchmarker/slave.py
index 1e63d22..9c77e46 100644
--- a/tig-benchmarker/slave.py
+++ b/tig-benchmarker/slave.py
@@ -10,7 +10,7 @@ import time
 import zlib
 from threading import Thread
 from common.structs import OutputData, MerkleProof
-from common.merkle_tree import MerkleTree
+from common.merkle_tree import MerkleTree, MerkleHash
 from datetime import datetime, timedelta
 
 logger = logging.getLogger(os.path.splitext(os.path.basename(__file__))[0])
@@ -97,7 +97,11 @@ def send_results(session, master_ip, master_port, tig_worker_path, download_wasm
     try:
         batch_id = READY_BATCH_IDS.pop()
     except KeyError:
-        logger.debug("No pending batches")
+        logger.debug("No batches to send")
+        return
+    
+    if now() - FINISHED_BATCH_IDS.get(batch_id, 0) < 10000:
+        logger.debug(f"Batch {batch_id} submitted recently")
         return
     
     output_folder = f"{output_path}/{batch_id}"
@@ -107,6 +111,7 @@ def send_results(session, master_ip, master_port, tig_worker_path, download_wasm
     if (
         not os.path.exists(f"{output_folder}/result.json")
         or not os.path.exists(f"{output_folder}/data.zlib")
+        or not os.path.exists(f"{output_folder}/hashes.zlib")
     ):
         if os.path.exists(f"{output_folder}/result.json"):
             os.remove(f"{output_folder}/result.json")
@@ -132,22 +137,21 @@ def send_results(session, master_ip, master_port, tig_worker_path, download_wasm
             READY_BATCH_IDS.add(batch_id) # requeue
 
     else:
+        with open(f"{output_folder}/hashes.zlib", "rb") as f:
+            hashes = json.loads(zlib.decompress(f.read()).decode())
         with open(f"{output_folder}/data.zlib", "rb") as f:
-            leafs = [
-                OutputData.from_dict(x) 
-                for x in json.loads(zlib.decompress(f.read()).decode())
-            ]
-            
+            leafs = json.loads(zlib.decompress(f.read()).decode())
+        
         merkle_tree = MerkleTree(
-            [x.to_merkle_hash() for x in leafs],
+            [MerkleHash.from_str(x) for x in hashes],
             batch["batch_size"]
         )
 
         proofs_to_submit = [
-            MerkleProof(
+            dict(
                 leaf=leafs[n - batch["start_nonce"]],
-                branch=merkle_tree.calc_merkle_branch(branch_idx=n - batch["start_nonce"])
-            ).to_dict()
+                branch=merkle_tree.calc_merkle_branch(branch_idx=n - batch["start_nonce"]).to_str()
+            )
             for n in batch["sampled_nonces"]
         ]