fix: 📝 Specify hash format

Author: CPlusPatch

app/structures/content-format/page.mdx

@@ -85,7 +85,7 @@ It is a good idea to provide at least two versions of an image (if possible): on
             Size of the content in bytes.
         </Property>
         <Property name="hash" type="Hash" required={false}>
-            Hash of the content.
+            Hash of the content. Encoded in hexadecimal.
 
             ```typescript
             type HashNames = "sha256" | "sha512" | "sha3-256" | "sha3-512" | "blake2b-256" | "blake2b-512" | "blake3-256" | "blake3-512" | "md5" | "sha1" | "sha224" | "sha384" | "sha3-224" | "sha3-384" | "blake2s-256" | "blake2s-512" | "blake3-224" | "blake3-384";