# Riff Media.ID contract — registry

> **Status:** Adopted and normative for Media.id formation, representation, collision expansion,
> versioning, failure handling, and conformance\
> **Current identity version:** MDIA-ID-V3.2\
> **Authority:** Registered by [Riff system requirements](requirements.md). This page is the sole
> normative definition of how Media.id is formed. Central requirements continue to govern bindings,
> duplicate neutrality, storage, process ownership, safety, and verification outside this exact
> scope.

This page is a bounded registry. The linked children own the detailed requirements.

## Sections

- [1. Scope, acquisition and component formation](media-id-scope-and-terminology.md)
- [8. Collision expansion, representation and reset](media-id-result-representation-and-exclusions.md)