diff --git a/zenith-openrpc.json b/zenith-openrpc.json
index a6fc1c2..47a9da1 100644
--- a/zenith-openrpc.json
+++ b/zenith-openrpc.json
@@ -291,7 +291,7 @@
       "name": "getnewaddress",
       "summary": "Add a new address",
       "description": "Derive a new address in the given account.",
-      "tags": [{"$ref": "#/components/tags/wip"}, {"$ref": "#/components/tags/draft"}],
+      "tags": [],
       "params": [
         { "$ref": "#/components/contentDescriptors/AccountId"},
         { "$ref": "#/components/contentDescriptors/Name"},
@@ -606,13 +606,18 @@
       "name": "getoperationstatus",
       "summary": "Get the status of a Zenith operation",
       "description": "Get the status of the given operation",
-      "tags": [{"$ref": "#/components/tags/draft"}],
-      "params": [],
+      "tags": [{"$ref": "#/components/tags/wip"}, {"$ref": "#/components/tags/draft"}],
+      "params": [{ "$ref": "#/components/contentDescriptors/OperationId"}],
+      "paramStructure": "by-position",
       "result": {
         "name": "Operation status",
         "schema": {
+          "type": "string"
         }
-      }
+      },
+      "errors": [
+        { "$ref": "#/components/errors/OpNotFound" }
+      ]
     }
   ],
   "components": {
@@ -670,7 +675,17 @@
         "schema" : {
           "type": "string"
         }
+      },
+      "OperationId": {
+        "name": "Operation ID",
+        "summary": "A unique identifier for Zenith operations",
+        "description": "A [UUID](http://en.wikipedia.org/wiki/UUID) assigned to an operation (like sending a transaction) that can be used to query Zenith to see the status and outcome of the operation.",
+        "required": true,
+        "schema" : {
+          "type": "string"
+        }
       }
+
     },
 	  "schemas": {
       "ZenithInfo": {
@@ -776,6 +791,10 @@
         "code": -32008,
         "message": "Wallet does not exist."
       },
+      "OpNotFound": {
+        "code": -32009,
+        "message": "Operation ID not found."
+      },
       "InternalError": {
         "code": -32010,
         "message": "Varies"