Contents

Introduction
- Introduction
Canonical key formats
- Canonical key formats
Repository `node_id` derivation
- Repository `node_id` derivation
Fixture builders
- Fixture builders
Seeding early collaboration entities
- Seeding early collaboration entities
Updating repository metadata
- Updating repository metadata
Request-derived URLs
- Request-derived URLs
Request actors
- Request actors
Store key helpers and parsers
- Store key helpers and parsers
Cross-owner isolation
- Cross-owner isolation
Breaking changes

Introduction

Updated Jul 27, 2026

Simulacat Core uses owner-qualified canonical keys so that repositories with identical short names owned by different accounts do not collide in seeded stores, REST responses, or GraphQL lookups.