| { |
| "$schema": "http://json-schema.org/draft-04/schema#", |
| "id": "3.3.7-annotationCanonicalValidated.json", |
| "assertionType": "must", |
| "expectedResult": "valid", |
| "onUnexpectedResult" : "failAndContinue", |
| "errorMessage": "ERROR: Annotation has more than one value for canonical key or value for canonical key is not of format uri.", |
| "title": "If present the Annotation-level **_canonical_ key** has a **single value** that is a **string of format uri** - [model 3.3.7](https://www.w3.org/TR/annotation-model/#other-identities)", |
| "description": "True when no Annotation canonical key present or when value of canonical key is singular and of format uri (Section 3.3.7)", |
| "type": "object", |
| "allOf": [ |
| { "$ref": "otherProperties.json#/definitions/canonicalValidIfPresent" } |
| ] |
| } |