From fca5c6cc9e002e1b4bc4f6d49dbbe7039acacb03 Mon Sep 17 00:00:00 2001
From: Ronald Tse <ronald.tse@gmail.com>
Date: Sun, 25 Oct 2026 19:06:45 +0800
Subject: [PATCH] docs: khm lineage recovered (secryst); persian source dossier
 for owner approval

---
 TODO.sota/66-b5-persian-registers.md | 12 ++++++++++++
 TODO.sota/68-b7-khmer-lexicon.md     | 11 +++++++++++
 2 files changed, 23 insertions(+)

diff --git a/TODO.sota/66-b5-persian-registers.md b/TODO.sota/66-b5-persian-registers.md
index d5e16a51..f49cef77 100644
--- a/TODO.sota/66-b5-persian-registers.md
+++ b/TODO.sota/66-b5-persian-registers.md
@@ -7,3 +7,15 @@ Method: register-stratified eval sets (build from poetry corpora,
 colloquial sources); probe the scar (docs 0.52% lesson: corpus-level vs
 row-mean declared); targeted data if registers degrade; VRR.
 Acceptance: register-stratified external-protocol numbers published.
+
+
+## Source dossier (2026-10-25, for owner approval)
+
+| source | register | license | note |
+|---|---|---|---|
+| Ganjoor (ganjoor.net) | poetry (Hafez/Saadi/…) | CC BY-SA 3.0 (site-stated) | the largest digitized divan corpus; attribution + share-alike |
+| fa-Wikisource | poetry + classical prose | CC BY-SA 4.0 | attributable, steady quality |
+| OSCAR-fa | colloquial/web | Common-Crawl-derived (CC0-shaded tooling) | register = modern web; quality filters needed |
+
+Owner picks the sources -> corpora/<x>.yaml with sha256 pins ->
+the register-hold arm (target: CER < 0.7 across registers).
diff --git a/TODO.sota/68-b7-khmer-lexicon.md b/TODO.sota/68-b7-khmer-lexicon.md
index 1d0e182c..f14dc9e0 100644
--- a/TODO.sota/68-b7-khmer-lexicon.md
+++ b/TODO.sota/68-b7-khmer-lexicon.md
@@ -26,3 +26,14 @@ prefix conditioning); fp16 zip hygiene (khm fp32 corruption lesson);
 conformance fixtures for the new artifact.
 Acceptance: gates green; hit-rate + CER on held-out; release via the
 strict publish path.
+
+
+## Lineage recovery (2026-10-25)
+
+khm-latn-1.0 traces to the **secryst project**
+(`~/src/interscript/secryst`; README documents
+`scripts/export_onnx_byt5.py <hf_checkpoint_dir> khm-latn-byt5.zip`).
+The training corpus is re-derivable from the secryst repo's data
+pipeline + khmer-dict-spice — the recovery question is now concrete:
+pin the exact secryst-era corpus files, run them through
+corpora/khm-latn.yaml provenance, and the retrain is unblocked.