diff --git a/apps/registry/src/apis/public/slate.ts b/apps/registry/src/apis/public/slate.ts
index 7488d6d..67a4444 100644
--- a/apps/registry/src/apis/public/slate.ts
+++ b/apps/registry/src/apis/public/slate.ts
@@ -63,8 +63,10 @@ export let slatesController = createHono()
       let slateVersion = await slateVersionService.publishSlateVersion({
         user: auth.user,
         input: {
-          scopeIdentifier: c.req.param('scopeId'),
-          slateIdentifier: c.req.param('slateId'),
+          identifier: {
+            scopeIdentifier: c.req.param('scopeId'),
+            slateIdentifier: c.req.param('slateId')
+          },
 
           versionOverride: body.version,
 
diff --git a/apps/registry/src/services/slate.ts b/apps/registry/src/services/slate.ts
index bfd4e7f..a129f75 100644
--- a/apps/registry/src/services/slate.ts
+++ b/apps/registry/src/services/slate.ts
@@ -21,13 +21,20 @@ class slateServiceImpl {
   }) {
     let filterClause = buildSlateFilterClause(d.subRegistry, d.tenant?.oid);
 
+    let normalizedId = d.id.startsWith('@') ? d.id.slice(1) : d.id;
+
     let slate = await db.slate.findFirst({
       where: {
         status: 'active',
 
         AND: [
           {
-            OR: [{ id: d.id }, { fullIdentifier: d.id }]
+            OR: [
+              { id: normalizedId },
+              { fullIdentifier: normalizedId },
+              { id: `@${normalizedId}` },
+              { fullIdentifier: `@${normalizedId}` }
+            ]
           },
           filterClause
         ]