<!-- SPDX-License-Identifier: MIT -->
<!-- SPDX-FileCopyrightText: 2025-2026 Marcus Quinn -->

# Domain-Specific Authority Signals and Attribution

## Domain-Specific Authority Signals

| Domain | Key signals |
|--------|-------------|
| **Technology** | Technical precision, version numbers, dates, official docs, code examples |
| **Health/Medical** | Peer-reviewed studies, expert credentials (MD, RN), study limitations, "last reviewed" dates |
| **Financial** | Regulatory bodies (SEC, FTC), numbers with timeframes, "educational not advice" disclaimers |
| **Legal** | Specific laws/statutes, jurisdiction, professional disclaimers, "consult a professional" |
| **Business/Marketing** | Case studies with results, industry research, percentage changes, thought leader quotes |

## UTM Citation Attribution

Keep the canonical URL clean. Add tracking parameters only to cited variants.

```markdown
<!-- Canonical -->
https://yourdomain.com/product-features/
<!-- Cited variant -->
https://yourdomain.com/product-features/?utm_source=ai&utm_medium=citation&utm_campaign=[model-name]
```

Track citation traffic volume, citation-to-conversion rate, page citation distribution, and UTM coverage.
