index cec6fb8..1ddb7ef 100644
@@ -1,3 +1,16 @@
-# log
+---
+title: Ingestion Log
+visibility: public
+---
-append-only record. format: `## [YYYY-MM-DD] type | title`
+# Ingestion Log
+
+Append-only. Newest entries at the top.
+
+## 2026-04-20 — initial scaffold
+
+- **Sources ingested:** `#explainingideaflow` tag corpus from `~/code/ideaflow-slack-wiki/work/window-*` (private local archive). Extracted ~57 Jacob messages + supporting co-worker quotes spanning 2022-05-11 → 2025-10-22.
+- **Pages created:** index, AGENTS, log, 10 framings, 3 layers, 5 pitches, 4 meta/concept (north-star-thesis, chronology, canonical-terms, system-map), raw excerpts file, meta/design-history.
+- **Sister wiki cross-links:** vision-convo (62 pages).
+- **Design decisions:** see [[meta/design-history]] and beads ticket `wikihub-4i3b`.
+- **Deferred:** notestream/Thoughtstream ingestion (Hasura-backed). Blog posts on `ideaflow.blog`. Talk transcripts.