diff --git a/src/main/java/node/type/models/conducts/Honest.java b/src/main/java/node/type/models/conducts/Honest.java
index 2b94d25..7442119 100644
--- a/src/main/java/node/type/models/conducts/Honest.java
+++ b/src/main/java/node/type/models/conducts/Honest.java
@@ -1,14 +1,15 @@
 package node.type.models.conducts;
+
 // TODO: Corrigir package em todas as classes.
 
 import dlt.client.tangle.hornet.enums.TransactionType;
 import dlt.client.tangle.hornet.model.transactions.Evaluation;
+import dlt.client.tangle.hornet.model.transactions.IndexTransaction;
 import dlt.client.tangle.hornet.model.transactions.Transaction;
+import java.util.logging.Logger;
 import node.type.enums.ConductType;
 import node.type.models.tangle.LedgerConnector;
 
-import java.util.logging.Logger;
-
 public class Honest extends Conduct {
 
   private static final Logger logger = Logger.getLogger(Honest.class.getName());
@@ -63,6 +64,7 @@ public void evaluateDevice(String deviceId, int value)
     );
 
     // Adicionando avaliação na Tangle.
-    this.getLedgerConnector().put(transactionEvaluation);
+    this.getLedgerConnector()
+      .put(new IndexTransaction(deviceId, transactionEvaluation));
   }
 }
diff --git a/src/main/java/node/type/models/conducts/Malicious.java b/src/main/java/node/type/models/conducts/Malicious.java
index 436e56f..7babaed 100644
--- a/src/main/java/node/type/models/conducts/Malicious.java
+++ b/src/main/java/node/type/models/conducts/Malicious.java
@@ -2,12 +2,12 @@
 
 import dlt.client.tangle.hornet.enums.TransactionType;
 import dlt.client.tangle.hornet.model.transactions.Evaluation;
+import dlt.client.tangle.hornet.model.transactions.IndexTransaction;
 import dlt.client.tangle.hornet.model.transactions.Transaction;
-import node.type.enums.ConductType;
-import node.type.models.tangle.LedgerConnector;
-
 import java.util.Random;
 import java.util.logging.Logger;
+import node.type.enums.ConductType;
+import node.type.models.tangle.LedgerConnector;
 
 public class Malicious extends Conduct {
 
@@ -100,7 +100,8 @@ public void evaluateDevice(String deviceId, int value)
     );
 
     // Adicionando avaliação na Tangle.
-    this.getLedgerConnector().put(transactionEvaluation);
+    this.getLedgerConnector()
+      .put(new IndexTransaction(deviceId, transactionEvaluation));
   }
 
   public float getHonestyRate() {
diff --git a/src/main/java/node/type/models/tangle/LedgerConnector.java b/src/main/java/node/type/models/tangle/LedgerConnector.java
index 3151fe0..d3a20e7 100644
--- a/src/main/java/node/type/models/tangle/LedgerConnector.java
+++ b/src/main/java/node/type/models/tangle/LedgerConnector.java
@@ -1,5 +1,6 @@
 package node.type.models.tangle;
 
+import dlt.client.tangle.hornet.model.transactions.IndexTransaction;
 import dlt.client.tangle.hornet.model.transactions.Transaction;
 import dlt.client.tangle.hornet.services.ILedgerReader;
 import dlt.client.tangle.hornet.services.ILedgerSubscriber;
@@ -36,11 +37,13 @@ public void unsubscribe(String topic, ILedgerSubscriber iLedgerSubscriber) {
   /**
    * Põe uma transação para ser publicada na Tangle.
    *
-   * @param transaction Transaction - Transação que será publicada.
+   * @param indexTransaction IndexTransaction - Transação que será publicada,
+   * juntamente com seu índice.
    * @throws InterruptedException
    */
-  public void put(Transaction transaction) throws InterruptedException {
-    this.ledgerWriter.put(transaction);
+  public void put(IndexTransaction indexTransaction)
+    throws InterruptedException {
+    this.ledgerWriter.put(indexTransaction);
   }
 
   /**