# Topic file

Preamble explaining why this topic file exists — the only copy of this narrative.

## 2026-01-03 — Third example (#3)
`key: alpha.third` · `status: active` · `since: 2026-01-03` · `supersedes: none` · `superseded-by: none`
**Rule:** The third rule.
**Signals:** alpha, topic · issues: #3

Third rationale.