CAIN-INV-1085: E24 common Frontier substrate: the governed execution envelope and the Frontier state root

VERIFIED source compiles

Domain	VERIFICATION_AND_ASSURANCE
Tier	ENGINEERING_INNOVATION
Source	`cain/e24/substrate.py`
Mapped tests ran	81
Passed / failed / errored	81 / 0 / 0
Compiles	yes

Mapped tests

platform-gateway/tests/test_action_risk_redteam.py

platform-gateway/tests/test_continuous_authorization.py

tests/distributed/test_cain42_equivocation_quarantine.py

tests/e24/test_e24_core.py

tests/test_book_demo_page.py

tests/test_build_tree_not_importable.py

Generated 2026-10-06T19:15:35Z from git unknown. This page is a republication of the run result; it is not an independent audit.

Same-project verification only. The tests are authored in this repository; no third party has reviewed or reproduced these results. VERIFIED means the mapped tests passed in this run, not that the mechanism is independently correct.