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sip-schema-d1.json
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sip-schema-d1.json
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{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://gitlab.cern.ch/digitalmemory/utils/-/raw/master/oais_utils/sip-schema-d1.json",
"title": "SIP high level metadata",
"description": "High level metadata defining a SIP accepted by CERN Digital Memory OAIS.",
"type": "object",
"properties":
{
"created_by":
{
"type": "string"
},
"source":
{
"description": "A unique string identifying the upstream source digital repository (producer). `local` means the package was created from a local file system.",
"type": "string"
},
"resource_id":
{
"description": "A unique (in the context of the upstream source) string identifier for the resource",
"type": "string"
},
"sip_creation_timestamp":
{
"description": "Date time timestamp of SIP creation",
"type": "integer"
},
"files":
{
"type": "array",
"items":
{
"$ref": "#/$defs/file"
}
},
"audit":
{
"type": "array",
"items":
{
"$ref": "#/$defs/step"
}
},
"usr-meta":
{
"$ref": "#/$defs/usr-meta"
}
},
"$defs":
{
"usr-meta":
{
"type": "object",
"description": "This field can be used by the user to provide additional information about the SIP or the payload: an embargo timestamp, a comment and a free text describing the collection of the harvested record",
"properties":
{
"collection":
{
"type": "string"
},
"embargo_timestamp":
{
"type": "integer"
},
"comment":
{
"type": "string"
}
}
},
"step":
{
"type": "object",
"description": "A step in the SIP lifetime",
"properties":
{
"tool":
{
"type": "object",
"description": "Details on the tool responsible for this action"
},
"action":
{
"description": "Descriptive name for the action",
"type": "string"
},
"timestamp":
{
"type": "integer"
},
"message":
{
"type": "string"
}
}
},
"file":
{
"description": "Object describing a single File with informations from its origin, checksums and bag location",
"type": "object",
"properties":
{
"origin":
{
"type": "object",
"properties":
{
"url":
{
"oneOf":
[
{
"type": "array"
},
{
"type": "string"
}
]
},
"filename":
{
"type": "string"
},
"path":
{
"type": "string"
}
},
"required":
[
"url",
"filename",
"path"
]
},
"size":
{
"type": "integer"
},
"bagpath":
{
"description": "Path where the file can be found inside the SIP",
"type": "string"
},
"metadata":
{
"description": "Describes if the file is to be considered metadata",
"type": "boolean"
},
"downloaded":
{
"description": "Describes if the file is included in the bag or not",
"type": "boolean"
},
"checksum":
{
"description": "Available checksums for the file",
"oneOf":
[
{
"type": "array"
},
{
"type": "string"
}
]
}
}
}
}
}