ETOS GateKeeperETOS GateKeeper
← Validation record
✓ Real-world validationPhase 1 · 4–13 September 2026

ETOS GateKeeper × Lovable

Independent Release Assurance for an AI Software-Development Agent

A real-world record of an engineering agent retaining responsibility for building, testing and remediation while ETOS GateKeeper independently governed whether the evidence justified release.

7

Assurance cycles

37 → 107

Passing tests

2

Additional defects closed

0

Escaped from the governed release candidate

The assurance boundary

Capability remained with the agent. Consequence did not.

Lovable remained the engineering agent and platform involved in the exercise. It built, tested and remediated the software. It did not validate or endorse the study.

ETOS GateKeeper independently assessed the submitted evidence, retained unresolved findings between submissions and determined whether the consequential release could proceed.

EGK did not tell the agent how to build. It governed whether the resulting evidence justified proceeding.

Seven-cycle history

Evidence accumulated. Open findings persisted.

Each cycle had to resolve the previous evidential position. Silence in a later submission did not erase an earlier defect.

  1. 01

    Baseline release evidence

    Evidence examined

    The initial release record established 37 passing tests and the implemented approval workflow.

    GateKeeper outcome

    Evidence accepted as the starting baseline, not as final release proof.

  2. 02

    Requirements challenge

    Evidence examined

    Atomic approval, idempotency, package allocation, email tracking and audit requirements were tested against the implementation.

    GateKeeper outcome

    Gaps were returned for remediation rather than absorbed into a favourable conclusion.

  3. 03

    Journey regression expansion

    Evidence examined

    Permanent customer, account, credit-ledger, shared-agent, API and decision-state journeys expanded coverage to 106 tests.

    GateKeeper outcome

    The evidence base moved from isolated checks to complete governed journeys.

  4. 04

    Concurrency defect retained

    Evidence examined

    DEF-01 showed concurrent approvals could produce duplicate approval emails. A later submission did not mention it.

    GateKeeper outcome

    EGK carried the unresolved defect forward; omission was not treated as closure.

  5. 05

    Concurrency control verified

    Evidence examined

    Atomic notification claiming was introduced. The permanent test passed and five live concurrent claims produced exactly one winner.

    GateKeeper outcome

    DEF-01 closed with test and live evidence.

  6. 06

    Live service verification

    Evidence examined

    Activation, evidence upload, tenant isolation, email delivery, reviewer persistence and the live GateKeeper channel were exercised.

    GateKeeper outcome

    Two additional defects were identified: usage-ledger classification and misleading decline wording. Both were closed.

  7. 07

    Controlled release determination

    Evidence examined

    107 tests passed, authoritative decision-state rendering held, and no known defect escaped the governed release candidate.

    GateKeeper outcome

    CONTROLLED PRODUCTION RELEASE — bounded to the demonstrated workflow and recorded evidence.

Critical evidence behaviour

An omitted defect was not assumed to have disappeared.

DEF-01 recorded duplicate approval emails under concurrency. When a later evidence submission did not mention that finding, EGK carried it forward as unresolved. Closure required a control change, a permanent passing regression test and live concurrent-claim evidence.

Final determination

Controlled Production Release

This determination is bounded to the governed software-development and release workflow demonstrated during Phase 1. It does not claim validation across all autonomous-agent architectures or use cases.

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