diff --git a/AGENTS.md b/AGENTS.md
index eaee27c..61d816c 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -130,6 +130,18 @@ read/cache/index layer that rebuilds from files.
 `workplans/archived/YYMMDD-GROUND-WP-NNNN-<slug>.md`. The `YYMMDD` prefix is
 the completion/archive date; the frontmatter `id` does not change.
 
+**Reports are not workplans.** An inbound finding report — clay-borg
+measured something and told us — is correspondence, not a unit of work. It
+lives in `reports/YYMMDD-<slug>.md` with its own id space
+(`GROUND-RPT-NNNN`), `type: report`, `status: informational`, and
+`extends: GROUND-WP-NNNN` naming the workplan it bears on.
+
+**It is not registered in State Hub as a workplan** and carries no
+`state_hub_workstream_id`. Three of them were, which put two files in the
+`GROUND-WP-0002/0003/0005` slots each and made the workplan list read as
+though it had duplicates. The workplan number space has one file per
+number; a report borrowing that number is what caused the confusion.
+
 **Ad Hoc Tasks:** small opportunistic fixes discovered during a session use
 `workplans/ADHOC-YYYY-MM-DD.md` with task ids `ADHOC-YYYY-MM-DD-T01`, etc. Use
 this only for low-risk work completed directly; create a normal workplan for
diff --git a/workplans/GROUND-WP-0005-clay-borg-difficulty-260805.md b/reports/260805-clay-borg-difficulty.md
similarity index 98%
rename from workplans/GROUND-WP-0005-clay-borg-difficulty-260805.md
rename to reports/260805-clay-borg-difficulty.md
index 09159aa..baba35d 100644
--- a/workplans/GROUND-WP-0005-clay-borg-difficulty-260805.md
+++ b/reports/260805-clay-borg-difficulty.md
@@ -1,5 +1,5 @@
 ---
-id: GROUND-WP-0005-REPORT-260805
+id: GROUND-RPT-0002
 type: report
 title: "clay-borg difficulty measurement, 2026-08-05 — and a retraction of what we nearly sent instead"
 domain: consumer
@@ -9,7 +9,6 @@ owner: bernd
 topic_slug: whynot
 created: "2026-08-05"
 extends: GROUND-WP-0005
-state_hub_workstream_id: "61cabf31-88a8-4ca6-9383-55b8fccddecf"
 ---
 
 # clay-borg difficulty report — 2026-08-05
diff --git a/workplans/GROUND-WP-0002-clay-borg-report-260805.md b/reports/260805-clay-borg-findings.md
similarity index 97%
rename from workplans/GROUND-WP-0002-clay-borg-report-260805.md
rename to reports/260805-clay-borg-findings.md
index ae80070..fd38055 100644
--- a/workplans/GROUND-WP-0002-clay-borg-report-260805.md
+++ b/reports/260805-clay-borg-findings.md
@@ -1,5 +1,5 @@
 ---
-id: GROUND-WP-0002-REPORT-260805
+id: GROUND-RPT-0001
 type: report
 title: "clay-borg finding report, 2026-08-05 — one withdrawal, and ten rulings we had not collected"
 domain: consumer
@@ -9,7 +9,6 @@ owner: bernd
 topic_slug: whynot
 created: "2026-08-05"
 extends: GROUND-WP-0002
-state_hub_workstream_id: "09350395-f628-4d8e-8c36-3cea330a8b6f"
 ---
 
 # clay-borg finding report — 2026-08-05
diff --git a/workplans/GROUND-WP-0003-clay-borg-attack-and-modes-260807.md b/reports/260807-clay-borg-attack-and-modes.md
similarity index 97%
rename from workplans/GROUND-WP-0003-clay-borg-attack-and-modes-260807.md
rename to reports/260807-clay-borg-attack-and-modes.md
index 307aa6c..b73d533 100644
--- a/workplans/GROUND-WP-0003-clay-borg-attack-and-modes-260807.md
+++ b/reports/260807-clay-borg-attack-and-modes.md
@@ -1,5 +1,5 @@
 ---
-id: GROUND-WP-0003-REPORT-260807
+id: GROUND-RPT-0003
 type: report
 title: "clay-borg: GR-E03 and GR-E04 played to the end, and what ATTACK is worth in each"
 domain: consumer
@@ -9,7 +9,6 @@ owner: bernd
 topic_slug: whynot
 created: "2026-08-07"
 extends: GROUND-WP-0003
-state_hub_workstream_id: "fb552dd0-a746-4339-9b6f-49597796ea7d"
 ---
 
 # GR-E03 and GR-E04 have been played to the end