diff --git a/contracts/okp4-objectarium/src/contract.rs b/contracts/okp4-objectarium/src/contract.rs
index 026fdd37..52ce551f 100644
--- a/contracts/okp4-objectarium/src/contract.rs
+++ b/contracts/okp4-objectarium/src/contract.rs
@@ -161,7 +161,7 @@ pub mod execute {
 
         Ok(Response::new()
             .add_attribute("action", "store_object")
-            .add_attribute("id", object.id.clone()))
+            .add_attribute("id", object.id.to_string()))
     }
 
     pub fn pin_object(
@@ -1260,7 +1260,7 @@ mod tests {
             .save(deps.as_mut().storage, &data)
             .expect("no error when storing data");
 
-        let msg = QueryMsg::ObjectData { id: id.into() };
+        let msg = QueryMsg::ObjectData { id: id.to_string() };
 
         let result = query(deps.as_ref(), mock_env(), msg);
         assert_eq!(
diff --git a/contracts/okp4-objectarium/src/crypto.rs b/contracts/okp4-objectarium/src/crypto.rs
index edcc9c20..a0c19b92 100644
--- a/contracts/okp4-objectarium/src/crypto.rs
+++ b/contracts/okp4-objectarium/src/crypto.rs
@@ -6,6 +6,7 @@ use serde::{Deserialize, Serialize};
 use sha2;
 use sha2::Digest;
 use std::any::type_name;
+use std::fmt;
 
 /// HashAlgorithm is the type of the hash algorithm.
 pub enum HashAlgorithm {
@@ -34,7 +35,7 @@ impl HashAlgorithm {
     }
 }
 
-/// Hash represent a Object hash as binary value.  
+/// Hash represent a Object hash as binary value.
 #[derive(
     Serialize, Deserialize, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, JsonSchema,
 )]
@@ -83,9 +84,11 @@ impl TryFrom<String> for Hash {
     }
 }
 
-impl From<Hash> for String {
-    fn from(hash: Hash) -> Self {
-        base16ct::lower::encode_string(hash.0.as_slice())
+// Allows for a (user-friendly) string representation of Hash as a lower Base16 (hex) encoding.
+impl fmt::Display for Hash {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        let hex_string = base16ct::lower::encode_string(&self.0);
+        write!(f, "{}", hex_string)
     }
 }
 
diff --git a/contracts/okp4-objectarium/src/state.rs b/contracts/okp4-objectarium/src/state.rs
index 7fb4ce44..7b1cf41b 100644
--- a/contracts/okp4-objectarium/src/state.rs
+++ b/contracts/okp4-objectarium/src/state.rs
@@ -275,7 +275,7 @@ pub struct Object {
 impl From<&Object> for ObjectResponse {
     fn from(object: &Object) -> Self {
         ObjectResponse {
-            id: object.id.clone().into(),
+            id: object.id.to_string(),
             size: object.size,
             owner: object.owner.clone().into(),
             is_pinned: object.pin_count > Uint128::zero(),