Reference Data

Reference data is the controlled set of authorised values - classification schemes, regulatory substance lists, standard unit definitions, recognised allergen codes - that the information backbone draws from when it needs to express something precisely. It is what turns a substance code from a string of characters into a defined entity with known properties and known relationships to everything else in the model. Reference data comes from two sources: external standards (regulatory bodies, industry classification schemes, third-party taxonomies) and organization-specific values (internal product codes, proprietary classifications, domain-specific workflow terms). Both require active governance: knowing who owns each dataset, how updates are managed, and how changes propagate to the systems that depend on them. Without governed reference data, even a well-structured backbone speaks in dialects: one system's 'material' is not the same as another's, and every downstream consumer - human or machine - is left to interpret the difference.