# Roadmap: v1.46 Global Source Catalog And Citation Reuse Maturity

## Overview

`v1.46` turned Layer 0 from topic-local source storage into a more reusable
cross-topic source substrate with a global catalog, bounded citation traversal,
source-family reuse reports, and fidelity-aware runtime read surfaces.

## Phases

- [x] **Phase 66: Global Source Catalog And Cross-Topic Dedup**
- [x] **Phase 67: Citation Traversal And Source-Family Reuse**
- [x] **Phase 68: Source Fidelity Ranking And Runtime Read Surfaces**
- [x] **Phase 69: Docs, Acceptance, And Regression Closure**

## Result

Milestone `v1.46` is complete.
