diff --git a/Cargo.lock b/Cargo.lock
index 04ca44dd13..ad67c09b92 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6829,6 +6829,7 @@ dependencies = [
  "go-parse-duration",
  "serde",
  "serde-json-wasm 1.0.1",
+ "sha2 0.10.8",
  "thiserror",
  "token-factory-api",
  "unionlabs",
diff --git a/cosmwasm/ucs01-relay-api/Cargo.toml b/cosmwasm/ucs01-relay-api/Cargo.toml
index ab6ca560a5..bc745a916a 100644
--- a/cosmwasm/ucs01-relay-api/Cargo.toml
+++ b/cosmwasm/ucs01-relay-api/Cargo.toml
@@ -16,3 +16,4 @@ serde = { workspace = true }
 serde-json-wasm = { workspace = true }
 unionlabs = { workspace = true }
 go-parse-duration = { workspace = true }
+sha2 = { workspace = true }
diff --git a/cosmwasm/ucs01-relay-api/src/middleware.rs b/cosmwasm/ucs01-relay-api/src/middleware.rs
index 44d7c35832..4a8facbe96 100644
--- a/cosmwasm/ucs01-relay-api/src/middleware.rs
+++ b/cosmwasm/ucs01-relay-api/src/middleware.rs
@@ -1,4 +1,5 @@
 use serde::{Deserialize, Serialize};
+use sha2::{Digest, Sha256};
 use unionlabs::{
     id::{ChannelId, PortId},
     validated::{Validate, Validated},
@@ -63,5 +64,18 @@ impl<T: Into<String> + From<String>> Validate<T> for NotEmptyString {
 /// the receiver address is deterministic and can be used to identify the sender on the
 /// initial chain.
 pub fn GetReceiver(channel_id: ChannelId, original_sender: String) -> String {
+    let sender_string = format!("{0}/{1}", channel_id.value(), original_sender);
     todo!()
 }
+
+fn account_hash(typ: String, key: &[u8]) -> Vec<u8> {
+    let mut hasher = Sha256::new();
+    hasher.update(typ.as_bytes());
+    let th = hasher.finalize();
+
+    let mut hasher = Sha256::new();
+    hasher.update(th);
+    hasher.update(key);
+
+    hasher.finalize()[..].into()
+}