diff --git a/mauricio1802_espec.yml b/mauricio1802_espec.yml
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+++ b/mauricio1802_espec.yml
@@ -0,0 +1,61 @@
+openapi: 3.0.0
+info:
+  title: Python to .Net
+  description: Still whitout description.
+  version: 0.25.1
+servers:
+- url: http://www.skycoin.net
+  description: Main Skycoin server
+- url: http://staging.node.skycoin.net
+  description: Internal staging server for developer.
+components:
+  securitySchemes:
+    CsrfTokenAuth:        # arbitrary name for the security scheme
+      type: apiKey
+      in: header       # can be "header", "query" or "cookie"
+      name: X-CSRF-TOKEN  # name of the header, query parameter or cookie
+  schemas:
+    genericError:
+      description: This is a generic error that should be default response
+      type: object
+      properties:
+        code:
+          type: integer
+          format: int64
+        message:
+          type: string
+paths:
+  /api/IsAlive:
+    get:
+      summary:  Return some general service info
+      description: Check if the server is running correctly
+      responses:
+        '200':    
+          description:  A JSON object containing information about the service
+          content:
+            application/json:
+              schema:
+                type: object
+                
+                properties:
+                  name:
+                    type: string
+                  version:
+                    type: string
+                  env:
+                    type: string
+                  isDebug:
+                    type: boolean
+        
+        default:
+         $ref: '#/components/schemas/genericError'
+                  
+                
+                  
+        
+        
+    
+# To remember :
+#  Every post method should use security schema.
+#  Feel free to use and reuse components
+#  I will remember other stuffs in the process
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