# N04 SDD Progress Ledger

- 2026-09-16T07:58:31Z Plan revision 1 created for mode SDD.
- W1 eligible: T1 -> T2 (serial, no prerequisite).
- W2 blocked on W1: T3 -> T4 -> T5.
- W3 blocked on W2: T6 -> T7 -> T8.
- 2026-09-16T08:10:18Z Task T1: complete (commit 7fe96cc, review W1-T1 PASS, RED->GREEN, 2 tests).
- 2026-09-16T08:22:24Z Task T2: complete (commit ef4a9b8, review W1-T2 PASS, RED->GREEN, 5 tests).
- 2026-09-16T08:24:45Z W1 wave review PASS: 7 tests; W1 receipt accepted; W2/T3 eligible.