CAIN-INV-1054: L5 caller-to-subject authentication (Evolution #2, closes the self-critique gap)

VERIFIED source compiles

Domain	AGENT_IDENTITY_AND_CAPABILITY
Tier	ENGINEERING_INNOVATION
Source	`cain45/l5/caller_auth.py`
Mapped tests ran	16
Passed / failed / errored	16 / 0 / 0
Compiles	yes

Mapped tests

tests/test_cain42_l5_gateway_wiring.py

tests/test_cain42_l5_wiring.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.