chain_checkpoints: 3
This data as json
| id | checkpoint_at | last_event_id | last_row_hash | signature | notes |
|---|---|---|---|---|---|
| 3 | 2026-05-07T11:45:01.499292Z | 844 | 894f2ac2e9fa5989846ad46232636a3218a2633368b9528230b326086c523ffb | automated daily checkpoint (UNSIGNED — no HMAC key set) |