diff --git a/ks4/restic-backup.md b/ks4/restic-backup.md
index 24f13dc..4b56f91 100644
--- a/ks4/restic-backup.md
+++ b/ks4/restic-backup.md
@@ -187,6 +187,12 @@ The instances leg is `restic-incus-backup.sh` (§6), chained after the
 0 5 * * * /root/scripts/restic-backup.sh >> /var/log/restic-backup.log 2>&1
 ```
 
+⚠️ cron gotcha (bit us 2026-08-28): cron's PATH lacks `/usr/local/bin`,
+so the scripts call `/usr/local/bin/restic` by absolute path.
+
+```cron
+```
+
 Weekly maintenance (Sunday; prune takes an **exclusive lock** — never
 overlap the 05:00 run):
 
diff --git a/ks4/seafile-gc.md b/ks4/seafile-gc.md
index 9cc057e..207050b 100644
--- a/ks4/seafile-gc.md
+++ b/ks4/seafile-gc.md
@@ -4,7 +4,7 @@ Status: **GC executed 2026-08-26/27.** Results:
 
 | metric | before | after |
 |---|---|---|
-| dataset inodes | 24,885,504 | **5,571,443** (~600 k once the Documents commit store is retired, see below) |
+| dataset inodes | 24,885,504 | **515,842** (after Documents recreation + final `-r`, 2026-08-28) |
 | `storage/blocks/` | 867 G | **632 G** (−235 G) |
 | fs objects | ~19.3 M | ~100 k (19,207,400 removed) |
 | ghost library stores | 13 | 0 (blocks/fs eaten by GC; 4 empty commit husks removed manually — `--rm-deleted` couldn't see them, they predate `GarbageRepos`) |
@@ -135,3 +135,12 @@ du -sh .../seafile/rootfs/opt/seafile/seafile-data/storage/blocks   # was 867 G
 
 - `logs/seafevents.log.2024-*` and friends — years of rotated logs
 - the old `seafile-server-8.0.7` / `9.0.10` dirs once 12.x is proven
+
+## Closure (2026-08-28)
+
+Documents recreated from a local re-sync, old library trashed → trash
+emptied → `seaf-gc.sh -r` (78 m) retired its ~4.9 M fossil commit
+objects. **Final: 515,842 inodes (from 24,885,504, −98 %), blocks
+590 G (from 867 G), 8 libraries / ~120 k live files / 703 GB.** The
+`@pre-gc` snapshot can be destroyed once the new Documents library has
+proven itself for a few days (it pins the freed space until then).