{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://luciocola.github.io/geospatial-building-block/1.0/schema/provenance-profile.schema.json",
  "title": "GBB Processing Activity Provenance Profile",
  "description": "Constrained PROV-JSON profile requiring process-type references for activities.",
  "type": "object",
  "required": [
    "prefix",
    "entity",
    "activity",
    "agent",
    "wasGeneratedBy",
    "used",
    "wasAssociatedWith"
  ],
  "properties": {
    "@context": {
      "oneOf": [
        {
          "type": "string"
        },
        {
          "type": "object"
        }
      ]
    },
    "prefix": {
      "type": "object",
      "additionalProperties": {
        "type": "string"
      }
    },
    "entity": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": {
        "type": "object",
        "properties": {
          "prov:type": {
            "type": "string"
          },
          "prov:label": {
            "type": "string"
          },
          "prov:location": {
            "type": "string"
          }
        },
        "additionalProperties": true
      }
    },
    "activity": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": {
        "type": "object",
        "required": [
          "prov:startTime",
          "prov:endTime",
          "processType"
        ],
        "properties": {
          "prov:type": {
            "type": "string"
          },
          "prov:label": {
            "type": "string"
          },
          "prov:startTime": {
            "type": "string",
            "format": "date-time"
          },
          "prov:endTime": {
            "type": "string",
            "format": "date-time"
          },
          "processType": {
            "type": "string",
            "pattern": "^https://example.org/ospd/2026/process-types/[a-z0-9\\-]+$"
          }
        },
        "additionalProperties": true
      }
    },
    "agent": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": {
        "type": "object",
        "properties": {
          "prov:type": {
            "type": "string"
          },
          "prov:label": {
            "type": "string"
          }
        },
        "additionalProperties": true
      }
    },
    "wasGeneratedBy": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": true
    },
    "used": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": true
    },
    "wasAssociatedWith": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": true
    },
    "wasDerivedFrom": {
      "type": "object",
      "additionalProperties": true
    },
    "wasInformedBy": {
      "type": "object",
      "additionalProperties": true
    },
    "wasAttributedTo": {
      "type": "object",
      "additionalProperties": true
    }
  },
  "additionalProperties": true
}