slsa_provenance_v0.2.json

{
  "$id": "https://slsa.dev/provenance/v0.2",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$defs": {
    "DigestSet": {
      "type": "object",
      "propertyNames": {
        "enum": [
          "sha256",
          "sha224",
          "sha384",
          "sha512",
          "sha512_224",
          "sha512_256",
          "sha3_224",
          "sha3_256",
          "sha3_384",
          "sha3_512",
          "shake128",
          "shake256",
          "blake2b",
          "blake2s",
          "ripemd160",
          "sm3",
          "gost",
          "sha1",
          "md5"
        ]
      },
      "additionalProperties": {
        "type": "string",
        "pattern": "^[a-f0-9]+$"
      }
    },
    "Timestamp": {
      "type": "string",
      "format": "date-time",
      "pattern": "Z$"
    }
  },
  "type": "object",
  "properties": {
    "_type": {
      "const": "https://in-toto.io/Statement/v0.1"
    },
    "subject": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string",
            "minLength": 1
          },
          "digest": {
            "$ref": "#/$defs/DigestSet"
          }
        },
        "required": [
          "name",
          "digest"
        ]
      }
    },
    "predicateType": {
      "const": "https://slsa.dev/provenance/v0.2"
    },
    "predicate": {
      "type": "object",
      "properties": {
        "builder": {
          "type": "object",
          "properties": {
            "id": {
              "type": "string",
              "format": "uri"
            }
          },
          "required": [
            "id"
          ]
        },
        "buildType": {
          "type": "string"
        },
        "invocation": {
          "type": "object",
          "properties": {
            "configSource": {
              "type": "object",
              "properties": {
                "uri": {
                  "type": "string"
                },
                "digest": {
                  "$ref": "#/$defs/DigestSet"
                },
                "entryPoint": {
                  "type": "string",
                  "minLength": 1
                }
              }
            },
            "parameters": {
              "type": "object"
            },
            "environment": {
              "type": "object"
            }
          }
        },
        "metadata": {
          "type": "object",
          "properties": {
            "buildInvocationId": {
              "type": "string",
              "minLength": 1
            },
            "buildStartedOn": {
              "$ref": "#/$defs/Timestamp"
            },
            "buildFinishedOn": {
              "$ref": "#/$defs/Timestamp"
            },
            "completeness": {
              "type": "object",
              "properties": {
                "parameters": {
                  "type": "boolean"
                },
                "environment": {
                  "type": "boolean"
                },
                "materials": {
                  "type": "boolean"
                }
              }
            },
            "reproducible": {
              "type": "boolean"
            }
          }
        },
        "buildConfig": {
          "type": "object"
        },
        "materials": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "uri": {
                "type": "string"
              },
              "digest": {
                "$ref": "#/$defs/DigestSet"
              }
            }
          }
        }
      },
      "required": [
        "builder",
        "buildType"
      ]
    }
  },
  "required": [
    "_type",
    "subject",
    "predicate"
  ]
}