{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "$id": "https://schema.humancellatlas.org/core/project/6.0.0/project_core",
  "description": "A project contains information about the overall project.",
  "additionalProperties": false,
  "required": [
    "project_shortname",
    "project_title",
    "project_description"
  ],
  "title": "project_core",
  "type": "object",
  "properties": {
    "describedBy": {
      "description": "The URL reference to the schema.",
      "type": "string",
      "pattern": "^(http|https)://schema.(.*?)humancellatlas.org/core/project/(([0-9]{1,}.[0-9]{1,}.[0-9]{1,})|([a-zA-Z]*?))/project_core"
    },
    "schema_version": {
      "description": "The version number of the schema in major.minor.patch format.",
      "type": "string",
      "pattern": "^[0-9]{1,}.[0-9]{1,}.[0-9]{1,}$",
      "example": "4.6.1"
    },
    "project_shortname": {
      "description": "A unique label for the project.",
      "type": "string",
      "example": "my_project",
      "user_friendly": "Project label"
    },
    "project_title": {
      "description": "A summary of the project in one sentence. Approximately 30 words.",
      "type": "string",
      "example": "A publication title.",
      "user_friendly": "Project title"
    },
    "project_description": {
      "description": "A longer description of the project which can include research goals and experimental approach. Approximately 300 words.",
      "type": "string",
      "example": "An abstract from a publication.",
      "user_friendly": "Project description"
    }
  }
}