# Source identifiers made unique

- **Artifact ID:** CHQ-DATA-FIX-2026-001
- **Version:** 1.0
- **Status:** APPLIED
- **Public record:** https://record.cybersecurityhq.com/governance/chq-data-fix-2026-001
- **Machine-record SHA-256:** `5dda5d016f81b23f0449c53feb4ac4ac22e123dc5b83d6bbee345ccb4041b0a4`

## Complete structured record

```json
{
  "id": "CHQ-DATA-FIX-2026-001",
  "title": "Source identifiers made unique",
  "class": "RULE",
  "version": "1.0",
  "effective": "2026-11-03",
  "published": "2026-11-12",
  "status": "APPLIED",
  "status_detail": "Applied 3 November 2026, in answer to an external audit. Reversible: the mapping is recorded and the old identifiers are kept.",
  "rule": "Eight sources that shared an identifier with another source were renumbered, with the shared identifier kept as an alias, and one double registration was marked. Tested first: no count, rating, Outlook, independence determination or provenance computation reads the source identifier. The effect was limited to evidence attribution on four retrieval records.",
  "scope": "Source registry identifiers.",
  "authority": "DM ratified 2026-11-12"
}
```