RH-W-20 FINAL ARCHIVE VALIDATION

Working-directory verifier:
- research_nodes=20/20
- backend_records=16/16
- adversarial_expected_rejections=16/16
- adversarial_expected_survivals=1/1
- offline_round_packages=19/19
- status=BATCH01_RELEASE_VERIFIED
- RH_CLAIM=False

Final archive procedure:
1. zip archive constructed
2. unzip -t: no errors
3. archive extracted to a fresh directory
4. python verify_batch01_release.py: PASS

Known preserved states:
- RH-W-06 = LEGACY_INCOMPLETE
- RH-W-14 = SUPERSEDED_RECERTIFIED
- external authenticity = NOT_PROVIDED
