def METHOD_NAME(self, path):
    """ This call returns an artifact identified by the 'path'. How 'path' is interpreted as
        up to the implementing BEC. The return MUST be a REST URL where a GET will actually return
        the content of the artifact, e.g. for use as a "download link" in a web UI.
    """
    raise NotImplementedError("Must return the REST URL of the artifact")