License Artifact Invalid

URI: https://docs.ankatech.co/errors/license-artifact-invalid
HTTP Status: 422 Unprocessable Entity

When you see this

The supplied license artifact (license.ankalic) failed validation — its structure or composite signature could not be verified.

Common Causes

A corrupted or truncated license artifact.
A license whose composite signature (ML-DSA-65 + Ed25519) does not verify.
A license file that was modified after signing.

Response Example

{
  "type": "https://docs.ankatech.co/errors/license-artifact-invalid",
  "title": "License Artifact Invalid",
  "status": 422,
  "detail": "The license artifact is invalid. Its signature could not be verified.",
  "instance": "/api/v3/licenses/validate",
  "correlationId": "550e8400-e29b-41d4-a716-446655440000",
  "timestamp": 1730000000
}

Content-Type: application/problem+json — the response follows RFC 7807 Problem Details.

How to Resolve

Confirm the license artifact was not modified after it was issued.
Re-obtain the license artifact from ANKATech and replace the existing one.
Contact support with the correlationId if a freshly issued artifact still fails validation.

For full schema definitions, examples, and interactive testing, see the Developer Hub Reference.