id: https://nde.nl/ontology/hc/class/StorageUnit name: storage_unit_class title: Storage Unit Class prefixes: linkml: https://w3id.org/linkml/ hc: https://nde.nl/ontology/hc/ crm: http://www.cidoc-crm.org/cidoc-crm/ schema: http://schema.org/ dcterms: http://purl.org/dc/terms/ wd: http://www.wikidata.org/entity/ aat: http://vocab.getty.edu/aat/ default_prefix: hc imports: - linkml:types - ../enums/CapacityTypeEnum - ../enums/StorageUnitTypeEnum - ../slots/has_quantity - ../slots/has_capacity - ../slots/has_description - ../slots/has_drawer - ../slots/identified_by - ../slots/has_label - ../slots/has_score - ../slots/has_type - ../slots/part_of - ../slots/has_shelf_mark - ../slots/store - ../slots/temporal_extent classes: StorageUnit: class_uri: hc:StorageUnit description: "An individual storage compartment, shelf, cabinet, drawer, or other\ndiscrete unit where heritage objects are physically placed.\n\n**DEFINITION**:\n\nStorageUnit represents the lowest level of spatial organization for\nobject storage within a heritage institution. This is where physical\nobjects are actually located. Examples include:\n- Archive boxes on shelves\n- Flat file drawers for maps/prints\n- Museum storage cabinets\n- Hanging racks for textiles\n- Specimen cabinets for natural history\n\n**Wikidata Alignment**:\n- Q1186447 (storage unit)\n- Q854619 (archive box)\n\n**HC Ontology Extension (hc-storage.ttl)**:\n\nPrimary class: `hc:StorageUnit` (subclass of `crm:E27_Site`)\n\nThe HC ontology provides:\n- Named individuals for common storage unit types:\n - `hc:ArchiveBox` - Acid-free boxes for archival materials\n - `hc:FlatFileDrawer` - Drawers for oversized flat materials\n - `hc:HangingRack` - Racks for textiles/paintings\n - `hc:CompactShelving` - Mobile\ \ shelving systems\n - `hc:SpecimenCabinet` - Cabinets for specimens/artifacts\n - `hc:ColdStorageVault` - Refrigerated storage\n\nKey HC properties for storage units:\n- `hc:storageUnitIdentifier` - Local ID/barcode\n- `hc:storageUnitType` - Type classification\n- `hc:rowNumber` - Row/aisle identifier\n- `hc:bayNumber` - Bay/section within row\n- `hc:shelfNumber` - Shelf level within bay\n- `hc:isStorageSectionOf` - Link to parent facility/zone\n- `hc:currentlyStores` - Objects in this unit\n\nSee: `frontend/public/ontology/hc-storage.ttl`\n\n**CIDOC-CRM Alignment (v7.1.3)**:\n\nBase class: `crm:E27_Site` - Storage units are physical locations.\n\nHierarchy: Uses P59 has section / P59i is located on or within\nto model the containment relationship:\n```\nStorageFacility\n \u2514\u2500\u2500 P59 has_section \u2192 EnvironmentalZone\n \u2514\u2500\u2500 P59 has_section \u2192 StorageUnit (row/bay/shelf)\n \u2514\u2500\u2500 P55 currently_holds \u2192 E18_Physical_Thing\n\ ```\n\n**RELATIONSHIP TO OTHER CLASSES**:\n\n```\nStorage (facility)\n \u2502\n \u251C\u2500\u2500 has_section \u2192 EnvironmentalZone[]\n \u2502 \u2514\u2500\u2500 has_section \u2192 StorageUnit[] (THIS CLASS)\n \u2502 \u251C\u2500\u2500 unit_type (StorageUnitTypeEnum)\n \u2502 \u251C\u2500\u2500 row_number, bay_number, shelf_number\n \u2502 \u251C\u2500\u2500 stores_objects \u2192 HeritageObject[]\n \u2502 \u2514\u2500\u2500 part_of \u2192 EnvironmentalZone | Storage\n \u2502\n \u2514\u2500\u2500 stores_collections \u2192 CustodianCollection[]\n```\n\n**USE CASES**:\n\n1. **Archive Box Location**:\n - unit_type: ARCHIVE_BOX\n - row_number: \"A\", bay_number: \"12\", shelf_number: 3\n - stores_objects: [document_123, document_456]\n \n2. **Flat File Drawer**:\n - unit_type: FLAT_FILE_DRAWER\n - unit_identifier: \"FF-MAP-0042\"\n - stores_objects: [map_1890_netherlands, blueprint_123]\n \n3. **Mobile Shelving Bay**:\n\ \ - unit_type: COMPACT_SHELVING\n - row_number: \"12\", bay_number: \"C\"\n - part_of: [depot_a_zone_1]\n" exact_mappings: - hc:StorageUnit - crm:E27_Site - wikidata:Q1186447 close_mappings: - aat:300038892 related_mappings: - hc:StorageFacility - hc:EnvironmentalZone - schema:Place slots: - identified_by - has_capacity - has_quantity - has_drawer - part_of - part_of - identified_by - has_shelf_mark - store - has_score - has_description - has_label - has_type - temporal_extent slot_usage: has_label: # range: string examples: - value: Archive Box 145 - WWII Correspondence - value: Map Drawer 42 - Netherlands 19th Century has_type: range: StorageUnitTypeEnum required: true has_description: multivalued: true identified_by: # range: string examples: - value: A - value: '12' - value: North-3 identified_by: # range: string # uriorcurie multivalued: true required: true identifier: true examples: - value: https://nde.nl/ontology/hc/unit/na-depot-a-r12-b3-s4 - value: '{"type": "UnitIdentifier", "value": "BOX-2024-00145"}' - value: '{"type": "BayNumber", "value": "3"}' has_shelf_mark: range: integer examples: - value: 4 has_drawer: range: Drawer multivalued: true inlined: true examples: - value: identified_by: has_capacity: range: Capacity multivalued: true inlined_as_list: true examples: - value: - capacity_value: 50 capacity_type: ITEM_COUNT has_measurement_unit: has_type: ITEM has_symbol: items has_quantity: range: integer part_of: range: Storage part_of: range: EnvironmentalZone store: range: HeritageObject multivalued: true inlined_as_list: true temporal_extent: range: TimeSpan inlined: true required: false comments: - StorageUnit is the lowest level of spatial organization - Objects are stored IN units, which are IN zones, which are IN facilities - 'Use hc: ontology properties for precise semantic mapping' - Row/bay/shelf numbers follow institution's internal conventions see_also: - https://nde.nl/ontology/hc/StorageUnit - http://vocab.getty.edu/aat/300038892 - https://www.wikidata.org/wiki/Q1186447 examples: - value: unit_id: https://nde.nl/ontology/hc/unit/na-depot-a-r12-b3-s4 unit_identifier: NA-2024-BOX-00145 has_description: - description_text: Acid-free archive box containing Ministry of Defense correspondence from 1940-1945. Handle with care. description_type: unit language: en row_number: '12' identified_by: - value: '3' _type: BayNumber shelf_number: 4 part_of_zone: https://nde.nl/ontology/hc/zone/na-depot-a-standard - value: unit_id: https://nde.nl/ontology/hc/unit/rm-depot-ff-042 unit_identifier: FF-MAPS-042 has_description: - description_text: Flat file drawer containing oversized maps of the Netherlands, 1850-1920. Climate-controlled environment. description_type: unit language: en has_drawer: - identified_by: has_capacity: - capacity_value: 50 capacity_type: ITEM_COUNT has_measurement_unit: has_type: ITEM has_symbol: maps current_item_count: 38 part_of_storage: https://nde.nl/ontology/hc/storage/rm-depot-prints annotations: specificity_score: 0.1 specificity_rationale: Generic utility class/slot created during migration custodian_types: "['*']"