For (master) data and information there is only ''one version of the truth'' - Rationale There is only ''one version of the truth''. Data and information is what it pretends to be. This prevents confusion and mistrust, unnecessary difference analyses, and inefficiency. - Implication One-time registration of master data, which can then be used in multiple places and a central data warehouse from which information products are drawn. Version management is applied, where applicable in collaboration with chain partners.