Credibility: Proven
The Proven status can be assigned only after the document has been verified using objective control data. No more than one version of a claim for an attribute can have the Proven status.
Credibility: Likely
The Likely status is set when a decision is in the actor's interest, but we have no objective control data to confirm it. Likely status can be assigned to a maximum of one version of an attribute.
Credibility: Possible
Possible status can be set when the decision is not against the actor's interests and we have no verified objective control data. Possible status can be assigned to multiple versions of an attribute value.
Credibility: Unknown
The Unknown status is set when we have no objective control data and there is no connection with the interests of the actor making the decision. The Unknown status can be assigned to multiple versions of an attribute value.
Credibility: Unlikely
The Unlikely status is set when we have no objective control data and the statement contradicts the interests of the actor making the decision. The Unlikely status can be assigned to multiple versions of an attribute value.
Credibility: Impossible
The Impossible status is set when we have objective control data and the statement contradicts the interests of the decision maker. The Impossible status can be assigned to multiple versions of an attribute value.