La URL para anular el registro de un webhook es la misma que para registrarse. Sin embargo, debe utilizar el método HTTP DELETE.
URL= https://api.sandbox.orcid.org/0000-0002-7465-2162/webhook/https%3A%2F%2Fnowhere2.com%2F0000-0002-7465-2162%2Fupdated
HEADER: Authorization: Bearer [Your access token]
HEADER: Content-Length: 0
METHOD: DELETE
La respuesta debe ser 204 No Content
.
HTTP/1.1 204 No Content
Server: Apache-Coyote/1.1
Date: Fri, 05 Apr 2013 12:49:17 GMT