Surface: Authentication API · application/problem+json Type URI: https://docs.zeroset.com/problems/link_invalid Code: link_invalid HTTP status: 400

The one-time link token was malformed, already consumed, or expired.

Resolving it

Request a new link. One-time tokens are accepted only in JSON bodies and are never returned by the API.

Response shape

{
  "type": "https://docs.zeroset.com/problems/link_invalid",
  "title": "Link invalid",
  "status": 400,
  "code": "link_invalid",
  "detail": "a human-readable explanation"
}

Every field is required. Clients must reject an authentication problem whose type is not exactly the expansion shown above — the Nebula SDKs do.