# 6. The design: what a confidence report contains › 6.3 Expl… (1)

Checks 1 to 4 of 5, each with its evidence

## What you can do here

- **Verify 1: Explain | Reason codes (6.1G) plus a "what…**: Verify: Explain | Reason codes (6.1G) plus a "what would change this" line |…
- **Verify 2: Representations | The customer adds evidenc…**: Verify: Representations | The customer adds evidence (for example a redundanc…
- **Verify 3: Contest | A named human reviews within 28 d…**: Verify: Contest | A named human reviews within 28 days, matching the s159 tim…
- **Verify 4: Audit | Versioned model, data lineage, quar…**: Verify: Audit | Versioned model, data lineage, quarterly fairness tests by pr…
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- **Open Meet the research: 6.3 Explanation, cont**