version_2.0.0_onchain.json

{
    "$schema":"https://json-schema.org/draft/2020-12/schema",
    "$id":"https://example.com/dApp.schema.json",
    "title": "Cardano dApp Claim",
    "description": "Registration of Cardano dApp claim.",
    "type":"object",
    "properties":{
       "subject":{
          "type":"string",
          "minLength": 1,
          "maxLength": 64,
          "pattern":"^[0-9a-fA-F]{1,64}$",
          "description":"Identifier of the claim subject (dApp). A UTF-8 encoded string, must be max 64 chars. Typically it is randomly generated hash by the dApp developer."
       },
       "rootHash":{
          "type":"string",
          "minLength": 64,
          "maxLength": 64,
          "pattern":"^[0-9a-fA-F]{64}$",
          "description":"blake2b-256 hash of the metadata describing the off-chain part of the dApp."
       },
       "metadata": {
         "type": "array",
         "description": "Chunks of URLs that make up the dApp's metadata (pointing to off-chain CIP-72) are arranged in an array to accommodate the 64-character limit per chunk, allowing for the support of longer URLs",
         "items": {
           "type": "string",
           "minLength": 1,
           "maxLength": 64
         }
       },
       "type":{
          "type":"object",
          "description":"Describes the releases, if they are new or an updates.",
          "properties":{
             "action":{
               "type":"string",
               "enum":["REGISTER", "DE_REGISTER"],
               "description":"Describes the action this certificate is claiming; i.e 'REGISTER', for a new dApp or an update, DE_REGISTER for asserting that the dApp's development is stopped, and it is deprecated. So, no further dApp's on-chain update is to be expected."
             },
             "comment": {
                "type": "string",
                "minLength": 1,
                "maxLength": 64,
                "description": "A free text field to provide details about this particular changes (64 chars limited)."
             }
          },
          "required":[
             "action"
          ]
       }
    },
    "required":[
       "subject",
       "rootHash",
       "type"
    ],
    "additionalProperties": false
}