AN8 PROOF™ · TRUTH → EVIDENCE → PROOF

THE BUSINESS HAS NOT CHANGED.

Keep the Test. Change the Technology.
Preserve the approved business outcome. Verify it on any technology stack.

Keep the Test. Change the Technology.

One business contract · Reusable backend tests · Evidence-linked proof

Truth → Evidence → Proof
One clear line of sight.
TRUTHApproved business outcome
EVIDENCEObserved execution results
PROOFSupported business verdict
AN8 PROOF™

One requirement. Any approved technology binding. Clear verification.

Keep your existing tools. Preserve what your systems know.From legacy understanding to release-by-release proof →
AN8 PROOF / EXPLORE

One clear story. Four focused views.

Choose what matters. Every view leads back to the same approved business truth.

The approved business contract remains constant, even when technology changes.

01 / 04 · Truth → Proof
THE HIGH-LEVEL REQUIREMENT

Truth. Evidence. Proof.

The approved business contract stays. The technology changes.

01 · TRUTH

What must happen.

Approved business requirement and expected outcome.

02 · EVIDENCE

What did happen.

TDA-linked tests and actual execution results.

03 · PROOF

What we can verify.

Correctness and business equivalence, backed by evidence.

THE INTUITIVE CONTEXT DIAGRAM

One contract. Two implementations.

The same backend business test verifies legacy, modern or both.

TRUTH · THE CONSTANTApproved business requirementExpected business outcome · Versioned baseline
REUSABLE TEST INTENTOne business-validation testSame test data · Assertions · Expected effects
LEGACY BINDING · PINNED VERSIONLegacy implementationTDAs → execution → observed effects
MODERN BINDING · PINNED VERSIONModern implementationTDAs → execution → observed effects
AN8 PROOF · EVIDENCE-LINKED VERDICTLegacy correctness · Modern correctness · Business equivalenceEach independently evaluated from actual evidence.

Illustrative architecture and synthetic examples. No live legacy execution or equivalence is claimed.

01 / 04 · Truth → Proof
AN8 PROOF™

Know what has
been proven.

One shared story for business owners, developers, QA and the PMO. Reuse the truth; see the evidence; understand the proof.

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