diff --git a/README.md b/README.md
index 9e12ca9..3fd3fe1 100644
--- a/README.md
+++ b/README.md
@@ -138,6 +138,7 @@ Additional methods:
 ```
 POST /api/v1/statuses/{status_id}/make_permanent
 GET /api/v1/statuses/{status_id}/signature
+POST /api/v1/statuses/{status_id}/token_minted
 ```
 
 [OpenAPI spec](./docs/openapi.yaml)
diff --git a/docs/openapi.yaml b/docs/openapi.yaml
index c1e8a5c..66c13b6 100644
--- a/docs/openapi.yaml
+++ b/docs/openapi.yaml
@@ -56,6 +56,32 @@ paths:
           description: Ethereum integration is not enabled
         422:
           description: Post is not saved to IPFS
+  /api/v1/{status_id}/token_minted:
+    post:
+      summary: Register transaction that mints a token
+      parameters:
+        - $ref: '#/components/parameters/status_id'
+      requestBody:
+        content:
+          application/json:
+            schema:
+              properties:
+                transaction_id:
+                  type: string
+                  description: Transaction ID
+      responses:
+        200:
+          description: Successful operation
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Status'
+        403:
+          description: Post does not belong to user or is not public
+        404:
+          description: Post not found
+        422:
+          description: Transaction already registered
 
 components:
   parameters:
@@ -78,3 +104,7 @@ components:
           type: string
           nullable: true
           example: 'bafkr...'
+        token_tx_id:
+          type: string
+          nullable: true
+          example: '0x5fe80cdea7f...'
diff --git a/src/mastodon_api/statuses/types.rs b/src/mastodon_api/statuses/types.rs
index ec185b6..57bdae7 100644
--- a/src/mastodon_api/statuses/types.rs
+++ b/src/mastodon_api/statuses/types.rs
@@ -123,3 +123,8 @@ impl From<StatusData> for PostCreateData {
         }
     }
 }
+
+#[derive(Deserialize)]
+pub struct TransactionData {
+    pub transaction_id: String,
+}
diff --git a/src/mastodon_api/statuses/views.rs b/src/mastodon_api/statuses/views.rs
index 9b75ce3..02d38c1 100644
--- a/src/mastodon_api/statuses/views.rs
+++ b/src/mastodon_api/statuses/views.rs
@@ -40,7 +40,7 @@ use crate::models::reactions::queries::{
     create_reaction,
     delete_reaction,
 };
-use super::types::{Status, StatusData};
+use super::types::{Status, StatusData, TransactionData};
 
 #[post("")]
 async fn create_status(
@@ -395,6 +395,31 @@ async fn get_signature(
     Ok(HttpResponse::Ok().json(signature))
 }
 
+#[post("/{status_id}/token_minted")]
+async fn token_minted(
+    auth: BearerAuth,
+    config: web::Data<Config>,
+    db_pool: web::Data<Pool>,
+    web::Path(status_id): web::Path<Uuid>,
+    data: web::Json<TransactionData>,
+) -> Result<HttpResponse, HttpError> {
+    let db_client = &**get_database_client(&db_pool).await?;
+    let current_user = get_current_user(db_client, auth.token()).await?;
+    let mut post = get_post_by_id(db_client, &status_id).await?;
+    if post.token_tx_id.is_some() {
+        return Err(HttpError::OperationError("transaction is already registered"));
+    };
+    if post.author.id != current_user.id || !post.is_public() {
+        return Err(HttpError::PermissionError);
+    };
+    post.token_tx_id = Some(data.into_inner().transaction_id);
+    update_post(db_client, &post).await?;
+    get_reposted_posts(db_client, vec![&mut post]).await?;
+    get_actions_for_posts(db_client, &current_user.id, vec![&mut post]).await?;
+    let status = Status::from_post(post, &config.instance_url());
+    Ok(HttpResponse::Ok().json(status))
+}
+
 pub fn status_api_scope() -> Scope {
     web::scope("/api/v1/statuses")
         // Routes without status ID
@@ -408,4 +433,5 @@ pub fn status_api_scope() -> Scope {
         .service(unreblog)
         .service(make_permanent)
         .service(get_signature)
+        .service(token_minted)
 }
diff --git a/src/models/posts/queries.rs b/src/models/posts/queries.rs
index 8f97cf2..6f0f605 100644
--- a/src/models/posts/queries.rs
+++ b/src/models/posts/queries.rs
@@ -450,7 +450,6 @@ pub async fn update_post(
     db_client: &impl GenericClient,
     post: &Post,
 ) -> Result<(), DatabaseError> {
-    // TODO: create PostUpdateData type
     let updated_count = db_client.execute(
         "
         UPDATE post