docs(uv): handover board-state update — T2P2 differ merged, T2 rerouted

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

prod/docs/UV_HANDOVER_FABLE_TO_SUCCESSOR_20260703.md

@@ -51,7 +51,7 @@ usually right about his own system — verify, then say so either way.
    on h5i with sha + verdict; pin anything reusable to memory.
 
 ## State of the board (2026-07-03 midday)
-MERGED to main: T0 integration, T1 pollution guard (Phase A found NO landed pollution;
+MERGED to main (now b70d5ab): T0 integration, T2P2 differ core (Gate A differ LIVE — pi contract suite armed 33/33; align semantics RULED: exact scan identity first, skew rescues remainder), T1 pollution guard (Phase A found NO landed pollution;
 guarded runner), T3 + pi's 1000x suites (1514 tests), T4 cert reporter, T6 real-zinc
 transport, T7 replay-cert scaffold, vendor adoption of reconciled DITAv2 SOA.
 
@@ -61,7 +61,7 @@ UV_SHM_TRANSPORT=zinc, region `uv_shadow_state` seq advancing at scan cadence.
 Verify: `read_authoritative_snapshot()` label must say `source:zinc`.
 
 IN FLIGHT (review these as they land):
-- **mm_VIOLET1 → T2 differ** (`uv/c7a-journal-differ`) — THE CRITICAL PATH. Everything
+- [SUPERSEDED 13:15: mm stood down (zero output, see memory); T2 SPLIT — T2P2 differ DONE+MERGED by cmd-PASS1.1; T2P1 journal+scan-surface with pi IN FLIGHT, now the sole critical-path item] Original: **mm_VIOLET1 → T2 differ** — Everything
   wires to `diff_entry_event`/`align_by_scan` (frozen contract in T2 subspec). pi's 27
   skeleton tests + T7's stub seam both auto-arm when it merges. Scope addition sent:
   journal must persist raw scan surface (assets+asset_prices per scan) into dolphin_uv