# Host
Information describing a data repository
Subclass de MadmpFragment
# Properties
| Property | Definition | Type | Cardinality | ValueFrom |
|---|---|---|---|---|
| title | Host title | string | 1..1 | |
| hostId | Persistent identifier or URL | string | 1..1 | |
| idType | Identification system | string | 1..1 | |
| policyUrl | Host data policy | string | 0..1 | |
| geoLocation | Host country code | string | 1..1 | |
| certification | Certifications held by the host (CoreTrustSEal, DSA, WDS, ISO-9001, …) | string | 0..* | |
| pidSystem | System of persistent identifiers implemented by the host | string | 0..* | |
| hasVersioningPolicy | Versioning policy | string | 0..1 | |
| availability | Host availability/sustainability in years (until what year?) | number | 0..1 | |
| metadataStandard | Export formats compliant with metadata standards provided by the host. | string | 0..* |