{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "definitions": {
        "AccessRight": {
            "type": "object",
            "properties": {
                "code": {
                    "type": "string",
                    "description": "COAR access mode code: http://vocabularies.coar-repositories.org/documentation/access_rights/"
                },
                "label": {
                    "type": "string",
                    "description": "Label for the access mode"
                },
                "scheme": {
                    "type": "string",
                    "description": "Scheme of reference for access right code. Always set to COAR access rights vocabulary: http://vocabularies.coar-repositories.org/documentation/access_rights/"
                }
            }
        },
        "ControlledField": {
            "type": "object",
            "properties": {
                "scheme": {
                    "type": "string",
                    "description": "The scheme for the resource"
                },
                "value": {
                    "type": "string",
                    "description": "the value in the scheme"
                }
            }
        },
        "KeyValue": {
            "type": "object",
            "properties": {
                "key": {
                    "type": "string",
                    "description": "Description of key"
                },
                "value": {
                    "type": "string",
                    "description": "Description of value"
                }
            }
        },
        "Provenance": {
            "type": "object",
            "properties": {
                "provenance": {
                    "type": "string",
                    "description": "The provenance of the information"
                },
                "trust": {
                    "type": "string",
                    "description": "The trust associated to the information"
                }
            }
        }
    },
    "type": "object",
    "properties": {
        "author": {
            "description": "List of authors of the research results",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "affiliation": {
                        "description": "Affiliations of the author",
                        "type": "array",
                        "items": {
                            "type": "string",
                            "description": "One of the affiliation of the author"
                        }
                    },
                    "fullname": {
                        "type": "string",
                        "description": "Fullname of the author"
                    },
                    "name": {
                        "type": "string",
                        "description": "First name of the author"
                    },
                    "pid": {
                        "type": "object",
                        "properties": {
                            "id": {
                                "allOf": [
                                    {"$ref": "#/definitions/ControlledField"},
                                    {"description": "The author's id and scheme. OpenAIRE currently supports 'ORCID'"}
                                ]
                            },
                            "provenance": {
                                "allOf": [
                                    {"$ref": "#/definitions/Provenance"},
                                    {"description": "The provenance of the author's pid"}
                                ]
                            }
                        },
                        "description": "Persistent identifier of the author (e.g. ORCID)"
                    },
                    "rank": {
                        "type": "integer",
                        "description": "Order in which the author appears in the authors list"
                    },
                    "surname": {
                        "type": "string",
                        "description": "Surname of the author"
                    }
                },
                "description": "One of the author of the research result"
            }
        },
        "bestaccessright": {
            "allOf": [
                {"$ref": "#/definitions/AccessRight"},
                {"description": "The openest access right associated to the manifestations of this research results"}
            ]
        },
        "codeRepositoryUrl": {
            "type": "string",
            "description": "Only for results with type 'software': the URL to the repository with the source code"
        },
        "collectedfrom": {
            "description": "Information about the sources from which the record has been collected",
            "type": "array",
            "items": {
                "allOf": [
                    {"$ref": "#/definitions/KeyValue"},
                    {"description": "Key is the OpenAIRE identifier of the data source, value is its name"}
                ]
            }
        },
        "contactgroup": {
            "description": "Only for results with type 'software': Information on the group responsible for providing further information regarding the resource",
            "type": "array",
            "items": {"type": "string"}
        },
        "contactperson": {
            "description": "Only for results with type 'software': Information on the person responsible for providing further information regarding the resource",
            "type": "array",
            "items": {"type": "string"}
        },
        "container": {
            "type": "object",
            "properties": {
                "conferencedate": {
                    "type": "string",
                    "description": "Date of the conference"
                },
                "conferenceplace": {
                    "type": "string",
                    "description": "Place of the conference"
                },
                "edition": {
                    "type": "string",
                    "description": "Edition of the journal or conference proceeding"
                },
                "ep": {
                    "type": "string",
                    "description": "End page"
                },
                "iss": {
                    "type": "string",
                    "description": "Journal issue"
                },
                "issnLinking": {
                    "type": "string",
                    "description": "Journal linking iisn"
                },
                "issnOnline": {
                    "type": "string",
                    "description": "Journal online issn"
                },
                "issnPrinted": {
                    "type": "string",
                    "description": "Journal printed issn"
                },
                "name": {
                    "type": "string",
                    "description": "Name of the journal or conference"
                },
                "sp": {
                    "type": "string",
                    "description": "Start page"
                },
                "vol": {
                    "type": "string",
                    "description": "Volume"
                }
            },
            "description": "Container has information about the conference or journal where the result has been presented or published"
        },
        "context": {
            "description": "Reference to a relevant research infrastructure, initiative or community (RI/RC) among those collaborating with OpenAIRE. Please see https://connect.openaire.eu",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "code": {
                        "type": "string",
                        "description": "Code identifying the RI/RC"
                    },
                    "label": {
                        "type": "string",
                        "description": "Label of the RI/RC"
                    },
                    "provenance": {
                        "description": "Why this result is associated to the RI/RC.",
                        "type": "array",
                        "items": {
                            "allOf": [
                                {"$ref": "#/definitions/Provenance"}
                            ]
                        }
                    }
                }
            }
        },
        "contributor": {
            "description": "Contributors of this result",
            "type": "array",
            "items": {"type": "string"}
        },
        "country": {
            "description": "Country associated to this result",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "code": {
                        "type": "string",
                        "description": "ISO 3166-1 alpha-2 country code"
                    },
                    "label": {
                        "type": "string",
                        "description": "English label of the country"
                    },
                    "provenance": {
                        "allOf": [
                            {"$ref": "#/definitions/Provenance"},
                            {"description": "Why this result is associated to the country."}
                        ]
                    }
                }
            }
        },
        "coverage": {
            "type": "array",
            "items": {"type": "string"}
        },
        "dateofcollection": {
            "type": "string",
            "description": "When OpenAIRE collected the record the last time"
        },
        "description": {
            "type": "array",
            "items": {"type": "string"}
        },
        "documentationUrl": {
            "description": "Only for results with type 'software': URL to the software documentation",
            "type": "array",
            "items": {"type": "string"}
        },
        "embargoenddate": {
            "type": "string",
            "description": "Date when the embargo ends and this result turns Open Access"
        },
        "format": {
            "type": "array",
            "items": {"type": "string"}
        },
        "geolocation": {
            "description": "Geolocation information",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "box": {"type": "string"},
                    "place": {"type": "string"},
                    "point": {"type": "string"}
                }
            }
        },
        "id": {
            "type": "string",
            "description": "OpenAIRE identifier"
        },
        "instance": {
            "description": "Manifestations (i.e. different versions) of the result. For example: the pre-print and the published versions are two manifestations of the same research result",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "accessright": {
                        "allOf": [
                            {"$ref": "#/definitions/AccessRight"},
                            {"description": "Access right of this instance"}
                        ]
                    },
                    "articleprocessingcharge": {
                        "description": "The money spent to make this book or article available in Open Access. Source for this information is the OpenAPC initiative.",
                        "type": "object",
                        "properties": {
                            "amount": {"type": "string"},
                            "currency": {"type": "string"}
                        }
                    },
                    "collectedfrom": {
                        "allOf": [
                            {"$ref": "#/definitions/KeyValue"},
                            {"description": "Information about the source from which the instance has been collected. Key is the OpenAIRE identifier of the data source, value is its name"}
                        ]
                    },
                    "hostedby": {
                        "allOf": [
                            {"$ref": "#/definitions/KeyValue"},
                            {"description": "Information about the source from which the instance can be viewed or downloaded. Key is the OpenAIRE identifier of the data source, value is its name"}
                        ]
                    },
                    "license": {
                        "type": "string",
                        "description": "License applied to the instance"
                    },
                    "publicationdate": {
                        "type": "string",
                        "description": "Publication date of the instance"
                    },
                    "refereed": {
                        "type": "string",
                        "description": "Was the instance subject to peer-review? Possible values are 'Unknown', 'nonPeerReviewed', 'peerReviewed' (see also https://api.openaire.eu/vocabularies/dnet:review_levels)"
                    },
                    "type": {
                        "type": "string",
                        "description": "Type of the instance. Possible values are listed at https://api.openaire.eu/vocabularies/dnet:publication_resource"
                    },
                    "url": {
                        "description": "Location where the instance is accessible",
                        "type": "array",
                        "items": {"type": "string"}
                    }
                }
            }
        },
        "language": {
            "type": "object",
            "properties": {
                "code": {
                    "type": "string",
                    "description": "alpha-3/ISO 639-2 code of the language"
                },
                "label": {
                    "type": "string",
                    "description": "English label"
                }
            }
        },
        "lastupdatetimestamp": {
            "type": "integer",
            "description": "Timestamp of last update of the record in OpenAIRE"
        },
        "maintitle": {
            "type": "string",
            "description": "Title"
        },
        "originalId": {
            "description": "Identifiers of the record at the original sources",
            "type": "array",
            "items": {"type": "string"}
        },
        "pid": {
            "description": "Persistent identifiers of the result",
            "type": "array",
            "items": {
                "allOf": [
                    {"$ref": "#/definitions/ControlledField"},
                    {"description": "scheme: list of available schemes are at https://api.openaire.eu/vocabularies/dnet:pid_types, value: the PID of the result "}
                ]
            }
        },
        "programmingLanguage": {
            "type": "string",
            "description": "Only for results with type 'software': the programming language"
        },
        "projects": {
            "description": "List of projects (i.e. grants) that (co-)funded the production ofn the research results",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "acronym": {
                        "type": "string",
                        "description": "Project acronym"
                    },
                    "code": {
                        "type": "string",
                        "description": "Grant code"
                    },
                    "funder": {
                        "type": "object",
                        "properties": {
                            "fundingStream": {
                                "type": "string",
                                "description": "Stream of funding (e.g. for European Commission can be H2020 or FP7)"
                            },
                            "jurisdiction": {
                                "type": "string",
                                "description": "Geographical jurisdiction (e.g. for European Commission is EU, for Croatian Science Foundation is HR)"
                            },
                            "name": {
                                "type": "string",
                                "description": "Name of the funder"
                            },
                            "shortName": {
                                "type": "string",
                                "description": "Short name or acronym of the funder"
                            }
                        },
                        "description": "Information about the funder funding the project"
                    },
                    "id": {
                        "type": "string",
                        "description": "OpenAIRE identifier of the project"
                    },
                    "provenance": {
                        "allOf": [
                            {"$ref": "#/definitions/Provenance"},
                            {"description": "Why this project is associated to the result"}
                        ]
                    },
                    "title": {
                        "type": "string",
                        "description": "Title of the project"
                    }
                }
            }
        },
        "publicationdate": {
            "type": "string",
            "description": "Date of publication"
        },
        "publisher": {
            "type": "string",
            "description": "Publisher"
        },
        "size": {
            "type": "string",
            "description": "Only for results with type 'dataset': the declared size of the dataset"
        },
        "source": {
            "description": "See definition of Dublin Core field dc:source",
            "type": "array",
            "items": {"type": "string"}
        },
        "subjects": {
            "description": "Keywords associated to the result",
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "provenance": {
                        "allOf": [
                            {"$ref": "#/definitions/Provenance"},
                            {"description": "Why this subject is associated to the result"}
                        ]
                    },
                    "subject": {
                        "allOf": [
                            {"$ref": "#/definitions/ControlledField"},
                            {"description": "OpenAIRE subject classification scheme (https://api.openaire.eu/vocabularies/dnet:subject_classification_typologies) and value. When the scheme is 'keyword', it means that the subject is free-text (i.e. not a term from a controlled vocabulary). "}
                        ]
                    }
                }
            }
        },
        "subtitle": {
            "type": "string",
            "description": "Sub-title of the result"
        },
        "tool": {
            "description": "Only for results with type 'other': tool useful for the interpretation and/or re-used of the research product",
            "type": "array",
            "items": {"type": "string"}
        },
        "type": {
            "type": "string",
            "description": "Type of the result: one of 'publication', 'dataset', 'software', 'other' (see also https://api.openaire.eu/vocabularies/dnet:result_typologies)"
        },
        "version": {
            "type": "string",
            "description": "Version of the result"
        }
    }
}