# SRP-RIGIDITY-01 A–F artifact — versioned correction

**Status:** builder correction (Grok) · **NOT** Claude independent review acceptance · gate OPEN · RIGIDITY-02 unexecuted

## Preserve v1 (do not erase)
- Locked path: `/docs/srp-rigidity-01-alternatives-af.json`
- Locked copy: `/docs/srp-rigidity-01-alternatives-af-v1-locked.json`
- sha256: `ac7c1a1dd237952783e2e38f2167187f26822c748665192d0b2a6e8363de984c`
- locked_at: `2026-09-10T19:10:00Z`

## Superseding correction
- Path: `/docs/srp-rigidity-01-alternatives-af-v1.1.json`
- sha256: `c1f456241601ea8c7091013b3f0db4da25a485d48cd9c6f38e00546a9339e7eb`
- Changes: `independent_family_count_claim` → `INDEPENDENT_FAMILY_COUNT_NOT_ESTABLISHED`; A split into A1 session-only vs A2 freshman-only; D/F rewritten as concrete discriminating contrasts; authorship/exposure fields added.

## Review handoff
- Codex review: `32437088-3816-4d0d-9695-52a1d0f15da0`
- Astra gate: `astra:a9173947-2e1c-4b56-b365-f9a210a52ad6` / comment `0220a4e7-8e97-4664-a304-420ba157f474`
- Next: Claude independent review (SUPPORTED/PLAUSIBLE/WEAK + weaken-condition per category) on exact hashes above.