Credential Transparency Description Language

Release 20180727 | View Pending Changes
Creative Commons License
Credential Transparency Description Language by Credential Engine is licensed under a Creative Commons Attribution 4.0 International License.

About This Schema

This is the primary schema of the Credential Engine.

7/27/2018 Release

This is the July 2018 CTDL Release.

How to Read These Tables

This page displays the Credential Transparency Description Language schema in an RDF-centric format. Below you will find every class, property, concept scheme, and concept for this schema, each with a thorough description and connections to other terms. For an object-oriented view of this schema, use the Mapping Guidance page.

The following tables use a common set of attributes to describe each Term. Not all terms will have all attributes.

URIUnique Resource Identifier used to identify the term. It consists of a full namespace (such as followed by the term itself. This URI can uniquely identify the term in various contexts, including those where multiple namespaces are used.
Shorthand URIEquivalent to the URI, but using a shorter namespace prefix (such as ceterms) followed by : and then by the term itself. Use the References table to determine which prefix is associated with which full URI namespace.
LabelA human-readable label assigned to the term. In applications, this may be substituted for any label that is suitable for that application. May be represented in multiple languages.
DefinitionThe normative definition for the term. The definition field controls the true meaning of the term regardless of its URI or its Label. May be represented in multiple languages.
CommentAdditional non-normative descriptive text to aid in understanding the intended meaning and/or purpose of the term. May be represented in multiple languages.
Usage NoteAdditional non-normative descriptive text to aid in understanding the intended usage of the term. May be represented in multiple languages.
Type of TermIndicates the type of term: Class, Property, Concept Scheme, or Concept.
StatusIndicates the current status of the term: Stable, Unstable, Pending, or Deprecated.
Subclass OfIndicates that this class is a more narrowly-focused variant of the referenced class.
Subproperty OfIndicates that this property is a more narrowly-focused variant of the referenced property.
Subconcept OfIndicates that this concept is a more narrowly-focused variant of the referenced concept.
Equivalent ToLists the terms, often from other namespaces, that have the same (or nearly the same) semantic meaning as this term.
PropertiesLists the properties that belong to this class (as defined by the properties' "Domain Includes" data).
In Range OfLists the properties whose value may be an instance of this class (as defined by the properties' "Range Includes" data).
Domain IncludesLists the classes to which this property belongs.
Range IncludesLists the classes or value types that may be used as a value for this property.
CER Target SchemeLists the concept schemes that are intended to ultimately be used as values for this term, either directly or indirectly.
ConceptsLists the terms that may be considered concepts for this concept scheme.
CER Scheme ForLists the terms that are intended to reference terms from this scheme, either directly or indirectly.
In SchemeLists the concept schemes in which this concept appears.
SerializationProvides links to serializations (in JSON-LD and Turtle) for this term.
HistoryProvides links to the schema update history for this term.


In the tables below, the following prefixes refer to the following schema sources:

General References
PrefixVocabulary NameVocabulary Title
asn Standards Network
ceterms Transparency Description Language
dc Core Metadata Element Set, Version 1.1
dct Metadata Terms
foaf of a Friend
lrmi Resource Metadata Initiative
meta Engine Meta Terms
obi Badges Technical Specification (Schema)
owl Web Language
rdf Description Framework
rdfs Schema 1.1
skos Knowledge Organization System
vann Annotation Vocabulary
vs Semantic Web Vocabulary Annotations
xsd Schema Definition
Controlled Vocabulary Concepts References (SKOS)
PrefixVocabulary NameVocabulary Title
actionStat Status Type Concept Scheme
agentSector Sector Type Concept Scheme
assessMethod Method Type Concept Vocabulary
assessUse Use Type Concept Scheme
audience Type Concept Scheme
audLevel Level Type Concept Scheme
claimType Type Concept Scheme
costType Type Concept Scheme
credentialStat Status Type Concept Scheme
creditUnit Unit Type Concept Scheme
deliveryType Type Concept Scheme
inputType Input Type Concept Scheme
learnMethod Method Type Concept Scheme
orgType Type Concept Scheme
purpose Purpose Concept Scheme
residency Type Concept Scheme
score Method Type Concept Scheme
serviceType Service Type Concept Scheme



accreditedBy accreditedIn accredits actingAgent actionStatusType address addressCountry addressLocality addressRegion administrationProcess advancedStandingFrom affiliatedAgent affiliation agentPurpose agentPurposeDescription agentSectorType agentType alignmentDate alignmentType alternateName alternativeCondition alternativeIdentifier appealProcess approvedBy approvedIn approves assertedBy assesses assessmentExample assessmentExampleDescription assessmentMethodType assessmentOutput assessmentUseType audienceLevelType audienceType availabilityListing availableAt availableOnlineAt broadAlignment codedNotation commonConditions commonCosts complaintProcess condition conditionManifestOf contactType copyrightHolder corequisite costDetails costManifestOf credentialId credentialingAction credentialStatusType credentialType creditHourType creditHourValue creditUnitType creditUnitTypeDescription creditUnitValue ctid currency dateEffective degreeConcentration degreeMajor degreeMinor deliveryType deliveryTypeDescription demographicInformation department description developmentProcess directCostType duns earnings email employee employmentOutcome endDate endTime entryCondition estimatedCost estimatedDuration evidenceOfAction exactAlignment exactDuration experience externalInputType externalResearch familyName faxNumber fein financialAssistance foundingDate framework frameworkName geoURI givenName globalJurisdiction hasAlignmentMap hasConditionManifest hasCostManifest hasGroupEvaluation hasGroupParticipation hasPart hasStatement hasVerificationService highEarnings holderMustAuthorize holders honorificSuffix identifierType identifierValueCode image inAlignmentMap industryType inLanguage instructionalProgramType instrument ipedsID isAdvancedStandingFor isPartOf isPreparationFor isProctored isRecommendedFor isRequiredFor isSimilarTo jobsObtained jurisdiction jurisdictionException keyword latestVersion latitude learningMethodType leiCode longitude lowEarnings mainJurisdiction maintenanceProcess majorAlignment maximumDuration medianEarnings minimumAge minimumDuration minorAlignment missionAndGoalsStatement missionAndGoalsStatementDescription naics name narrowAlignment numberAwarded object occupationType offeredBy offeredIn offers opeID ownedBy owns parentOrganization participant paymentPattern postalCode postOfficeBoxNumber postReceiptMonths preparationFrom previousVersion price processFrequency processingAgent processMethod processMethodDescription processStandards processStandardsDescription purposeType qualityAssuranceTargetType recognizedBy recognizedIn recognizes recommends region regulatedBy regulatedIn regulates relatedAction renewal renewalFrequency renewedBy renewedIn renews requires residencyType residentOf resultingAward reviewProcess revocation revocationCriteria revocationCriteriaDescription revocationProcess revokedBy revokedIn revokes sameAs scoringMethodDescription scoringMethodExample scoringMethodExampleDescription scoringMethodType serviceType socialMedia source spatialCoverage startDate startTime streetAddress subject subjectWebpage submissionOf subOrganization targetAssessment targetCompetency targetCompetencyFramework targetContactPoint targetCredential targetLearningOpportunity targetLearningResource targetNode targetNodeDescription targetNodeName targetPathway targetTask taskDetails teaches telephone temporalCoverage verificationDirectory verificationMethodDescription verificationService verifiedClaimType versionIdentifier weight worksFor yearsOfExperience additionalCondition agent assessmentProfiled conditionProfiled contactOption contactPoint credentialAlignment credentialProfiled learningOpportunityOffered learningOpportunityProfiled learningResource partOfIdentifierValueSet processMethodType taskProfiled trainingOffered url