CANONICAL SCHEMA REGISTRY · IMMUTABLE REVISIONS

Meaning changes by revision, never by mutation.

LIVE

REVISIONS2

ACTIVE1

COMPATIBILITY CHECKS1

IN-PLACE EDITSPROHIBITED

REVISION 2

ai_infrastructure

draft

Definition hash: fnv1a64:0eb9c9195197762a
Created: 2026-08-22T09:46:52.572Z
Last transition: Optional model.region compatibility proof

REVISION 1

ai_infrastructure

active

Definition hash: fnv1a64:39e8b3a1851b0754
Created: 2026-08-22T09:43:56.867Z
Last transition: Deterministic Week 6 proof schema lifecycle

COMPATIBILITY CLASSIFICATION

backward_compatiblesh715mw5d → sh7f4qw9k

Revision 2 adds optional nullable model.region. · Revision 1 payloads remain valid without model.region. · No existing field is renamed, removed, retyped, or re-unitized.