diff --git a/docs/CONFLICT-RESOLUTION.md b/docs/CONFLICT-RESOLUTION.md
index 890aefe7..d850d842 100644
--- a/docs/CONFLICT-RESOLUTION.md
+++ b/docs/CONFLICT-RESOLUTION.md
@@ -201,8 +201,10 @@ sign-off.
   (Complexity Theory Reviewer, on paper) and empirical
   measurement (Claims Tester, at `n = 10³..10⁶`). Standing
   resolution: the two-stage pipeline in
-  `docs/DECISIONS/2026-04-21-router-coherence-claims-vs-complexity.md`
-  — analytic-first on new claims; reverse trigger (Claims Tester
+  `docs/DECISIONS/2026-04-21-router-coherence-v2.md`
+  (v1 at `docs/DECISIONS/2026-04-21-router-coherence-claims-vs-complexity.md`
+  retained as historical record) —
+  analytic-first on new claims; reverse trigger (Claims Tester
   first) on benchmark surprise. If the two disagree on a
   reconciliation, the conflict escalates to this document's
   deadlock clause (human maintainer decides).
diff --git a/docs/ROUND-HISTORY.md b/docs/ROUND-HISTORY.md
index 4b06f0c4..d8b4fd9c 100644
--- a/docs/ROUND-HISTORY.md
+++ b/docs/ROUND-HISTORY.md
@@ -693,9 +693,11 @@ for scheduling; (3) clock scopes and tick monotonicity; (4)
 `Incrementalize(Q)` wrapper preserves the chain-rule identity
 `Q^Δ = D ∘ Q ∘ I`; (5) representation invariants of the
 reference `ZSet[K]` (O(n+m) group operations, zero-alloc
-iteration, no zero-weight entries exposed). Spec now at
-324 lines. F# profile at `openspec/specs/operator-algebra/
-profiles/fsharp.md` pins the language-specific surface.
+iteration, no zero-weight entries exposed). Spec size at
+Arc 2 ship (`e51ec1b`) was 324 lines; subsequent Viktor
+closure arcs in this same round grew it further. F# profile
+at `openspec/specs/operator-algebra/profiles/fsharp.md` pins
+the language-specific surface.
 
 ### Arc 3 — Viktor P0 close (`92d7db2`)
 
diff --git a/docs/research/memory-role-restructure-plan-2026-04-21.md b/docs/research/memory-role-restructure-plan-2026-04-21.md
index a1a01e57..b84a2744 100644
--- a/docs/research/memory-role-restructure-plan-2026-04-21.md
+++ b/docs/research/memory-role-restructure-plan-2026-04-21.md
@@ -123,7 +123,7 @@ memory/persona/sova/             memory/alignment/sova/
 memory/persona/tariq/            memory/algebra/tariq/
 memory/persona/viktor/           memory/verification/viktor/
 
-memory/persona/README.md         memory/persona-README.md (or moved to memory/README-persona-roles.md)
+memory/persona/README.md         memory/persona-roles-README.md
 memory/persona/best-practices-scratch.md   memory/best-practices-scratch.md (promote to memory/ root; it is shared across roles by design)
 ```
 
@@ -133,10 +133,12 @@ memory/persona/best-practices-scratch.md   memory/best-practices-scratch.md (pro
 
 ```bash
 grep -rln "memory/persona/" --include="*.md" --include="*.json" \
-  --include="*.sh" --include="*.fs" --include="*.cs" . | \
-  grep -v "^./\\.git" | wc -l                     # → 114 files
+  --include="*.sh" --include="*.fs" --include="*.cs" \
+  --exclude-dir=.git --exclude-dir=references . | \
+  wc -l                                           # → 114 files
 grep -rc "memory/persona/" --include="*.md" --include="*.json" \
-  --include="*.sh" . | grep -v ":0$" | \
+  --include="*.sh" --exclude-dir=.git --exclude-dir=references . | \
+  grep -v ":0$" | \
   awk -F: '{s+=$2} END {print s}'                 # → 700 refs
 ```
 
@@ -202,19 +204,26 @@ declare -A ROLES=(
 for persona in "${!ROLES[@]}"; do
   role="${ROLES[$persona]}"
   grep -rl "memory/persona/$persona/" --include="*.md" \
-    --include="*.json" --include="*.sh" --include="*.jsonc" . | \
-    grep -v "^./\\.git" | \
+    --include="*.json" --include="*.sh" --include="*.jsonc" \
+    --exclude-dir=.git --exclude-dir=references . | \
     grep -v "tools/alignment/out/" | \
-    xargs -r sed -i "" "s|memory/persona/$persona/|memory/$role/$persona/|g"
+  while IFS= read -r file; do
+    sed -i.bak "s|memory/persona/$persona/|memory/$role/$persona/|g" "$file" && rm -f "$file.bak"
+  done
 done
 
 # Clean up the flat-file references too
-grep -rl "memory/persona/README\\.md" --include="*.md" . | \
-  xargs -r sed -i "" "s|memory/persona/README\\.md|memory/persona-roles-README.md|g"
+grep -rl "memory/persona/README\\.md" --include="*.md" \
+  --exclude-dir=.git --exclude-dir=references . | \
+while IFS= read -r file; do
+  sed -i.bak "s|memory/persona/README\\.md|memory/persona-roles-README.md|g" "$file" && rm -f "$file.bak"
+done
 grep -rl "memory/persona/best-practices-scratch\\.md" \
-  --include="*.md" --include="*.sh" . | \
-  xargs -r sed -i "" \
-  "s|memory/persona/best-practices-scratch\\.md|memory/best-practices-scratch.md|g"
+  --include="*.md" --include="*.sh" \
+  --exclude-dir=.git --exclude-dir=references . | \
+while IFS= read -r file; do
+  sed -i.bak "s|memory/persona/best-practices-scratch\\.md|memory/best-practices-scratch.md|g" "$file" && rm -f "$file.bak"
+done
 ```
 
 ### Phase 4 — verification passes (five checks)
diff --git a/docs/research/openspec-coverage-audit-2026-04-21.md b/docs/research/openspec-coverage-audit-2026-04-21.md
index 781393fd..5733f692 100644
--- a/docs/research/openspec-coverage-audit-2026-04-21.md
+++ b/docs/research/openspec-coverage-audit-2026-04-21.md
@@ -4,8 +4,8 @@
 **Round:** 41 opener
 **Author:** Architect (Kenji) — dispatched inventory; spec-zealot
 (Viktor) to review adversarially post-land.
-**Triggering question:** Aaron 2026-04-20 — *"opensepcs, if I
-deleted all the code right now how easy to recreate based on the
+**Triggering question:** human maintainer, 2026-04-20 — *"opensepcs,
+if I deleted all the code right now how easy to recreate based on the
 openspecs"*.
 
 ## TL;DR
@@ -39,10 +39,8 @@ openspecs"*.
 
 Source: `ls src/Core/*.fs`, `wc -l src/Core/*.fs`.
 
-See `docs/research/openspec-coverage-audit-2026-04-21-inventory.md`
-(follow-up) for the full 66-row table. Summary by band below;
-the table and Band definitions are this document's load-bearing
-artefact.
+Summary by band below; the Band definitions in this document are
+the load-bearing artefact.
 
 ## Part B — What the 4 existing capabilities cover today
 
diff --git a/memory/persona/best-practices-scratch.md b/memory/persona/best-practices-scratch.md
index 5383e35b..a677469a 100644
--- a/memory/persona/best-practices-scratch.md
+++ b/memory/persona/best-practices-scratch.md
@@ -271,8 +271,7 @@ Codified meanwhile in `.github/copilot-instructions.md`
 under "Conventions you must respect" so Copilot flags it on
 every PR. Will re-evaluate for BP-17 promotion after round 44.
 
-## 2026-04-19 -- candidate BP: uv-only Python package and tool
-## management
+## 2026-04-19 -- candidate BP: uv-only Python package and tool management
 
 Aaron flagged pip / pipx / poetry / pyenv / conda / requirements.txt
 (no lockfile) / virtualenv as smells on Zeta PRs. uv covers every