LensReading which lens this session carries.
All controls

CTL-020 · Change and release

Model and prompt version are recorded on every action

Any action an agent takes carries the model identifier, model version, prompt version and policy version in force.

Effective
Domain
Change and release
Scope
enterprise
Frequency
continuous
Operation
Automated
Control owner
Head of Agent Operations · engineering
Tester of record
internal-audit
Last tested
Aug 16, 2026
Next due
Sep 15, 2026 · in 28d

What counts as evidence for this control

Written before the test, so a tester cannot choose the evidence that suits the result

Count of agent-authored records with a null version field. Expected to be zero.

Test history

3 tests on record

3,080 items sampled
TestPeriodSample methodSizePassFailResultTesterTested
CT-020-01Q3 month 2 2026full population136013600PassR. Whitfield
Internal Audit
Aug 16, 2026
CT-020-02Q3 month 1 2026full population7207200PassS. Nakamura
Internal Audit
Jul 17, 2026
CT-020-03Q2 2026full population100010000PassD. Okoye
Internal Audit
Jun 17, 2026

Exceptions raised against this control

None raised

No exception has been raised against this control.

What this page is, and what it is not

Read this before quoting a result

The test results on this page are a modeled test history for a modeled estate. They demonstrate the shape of independent control testing — a named tester outside the operating team, a stated sample method, a sample size, a pass and fail count, and evidence citations that resolve into the chain — not the audited results of a live enterprise.

12 of 12 evidence citations on this control resolve to a record in the evidence spine. Every citation resolves; each one links through to the sealed record it refers to.

A control shown as untested has no result at all. Coverage on this platform counts controls that were actually tested; it never counts a control as passing because it was designed.