# Block 051 — Cross-link verification + Phase 1 closeout

**Status:** ○ queued
**Phase:** Phase 1 (Cross-link)

## Topic scope

Verification gate for Phase 1 components. Write Phase 1 closeout synthesis.

## Plan

_(Filled at session close of prior block, per 2026-06-23 convention.)_

## Carry-forward to next block

_(Filled at session close.)_