diff --git a/node_core/src/lib.rs b/node_core/src/lib.rs
index 315a64e..d5092fc 100644
--- a/node_core/src/lib.rs
+++ b/node_core/src/lib.rs
@@ -8,15 +8,10 @@ use k256::elliptic_curve::group::GroupEncoding;
 
 use ::storage::transaction::{Transaction, TransactionPayload, TxKind};
 use accounts::account_core::{Account, AccountAddress};
-use anyhow::{anyhow, Result};
+use anyhow::Result;
 use config::NodeConfig;
-use executions::{
-    private_exec::{generate_commitments, generate_nullifiers},
-    se::{commit, tag_random},
-};
+use executions::private_exec::{generate_commitments, generate_nullifiers};
 use log::info;
-use rand::thread_rng;
-use secp256k1_zkp::{CommitmentSecrets, Tweak};
 use sequencer_client::{json::SendTxResponse, SequencerClient};
 use serde::{Deserialize, Serialize};
 use storage::NodeChainStore;
diff --git a/sc_core/src/cryptography.rs b/sc_core/src/cryptography.rs
index f189fee..16ef251 100644
--- a/sc_core/src/cryptography.rs
+++ b/sc_core/src/cryptography.rs
@@ -1,7 +1,8 @@
 use ark_bn254::Fr;
-use ark_ff::{BigInteger, PrimeField};
-use light_poseidon::{parameters::bn254_x5, Poseidon, PoseidonBytesHasher};
+// use ark_ff::{BigInteger, PrimeField};
+use light_poseidon::{Poseidon, PoseidonBytesHasher};
 
+#[allow(unused)]
 fn poseidon_hash(inputs: &[&[u8]]) -> anyhow::Result<[u8; 32]> {
     let mut poseidon = Poseidon::<Fr>::new_circom(2).unwrap();