International Virtual Observatory Alliance
This document describes the minimum interface that a (SOAP- or
REST-based) web service requires to participate in the IVOA. Note that this is not
required of standard VO services developed prior to this
specification, although uptake is strongly encouraged on any subsequent
revision. All new standard VO services, however, must feature a
This is an IVOA Proposed Recommendation made available for public review.
It is appropriate to reference this document only as a recommended standard that is under review and which may be changed before it is accepted as a full recommendation.