# JSON-LD entity linking (sameAs)

Check id `json-ld-entity-linking` · Readability · runs in the free CLI · pre-release, in calibration

**What we look for.** Whether your structured data links your official profiles with sameAs.

**Why it matters.** It lets an AI confirm that a profile or mention really belongs to you.

**How to pass.** Add sameAs links to your GitHub, LinkedIn and other official profiles.

Run it: `npx backwatch your-site.com --pillar readability` and find `json-ld-entity-linking` in the report.