{
      "tool_id": "art-115-dpp-data-carrier-validator",
      "tool_version": "1.0.0",
      "display_name": "EU ESPR Digital Product Passport Data Carrier Validator",
      "mcp_name": "validate_dpp_data_carrier",
      "mandate_type": "compliance_mandate",
      "wave": 22,
      "gpu": false,
      "url": "https://ainumbers.co/chaingraph/art-115-dpp-data-carrier-validator.html",
      "description": "Validate DPP required data elements against the CIRPASS-2 Core Ontology (durability, reparability, recyclability, carbon footprint, substances of concern) and check GS1 Digital Link data-carrier type. EU ESPR: Central DPP Registry live 19 Jul 2026.",
      "input_schema_ref": "chaingraph/art-115-dpp-data-carrier-validator.html#manifest",
      "consumes": [],
      "feeds": [
        "art-116-product-lineage-builder"
      ],
      "status": "live",
      "conformance_fixtures": true,
      "compute_capability": "server",
      "compute_images": [{"system":"sha256-source","image_id":"sha256:7d2f0c60cd204d6e7a54daef6611623df431e3924739025376b1277e3461c343","valid_from":"2026-07-10"},{"system":"risc0","image_id":"sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6","valid_from":"2026-06-28"}],
      "compute_proof": {
        "type": "ZkVmReceipt",
        "system": "risc0",
        "receiptFormat": "groth16-bn254",
        "imageId": "sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6",
        "seal": "LCw5zDfFQUFwUunpd9xAPHUud3krT1jvM2/NdhdKVgQg8cJaEcOmvzY61pkLz2ZOvae+Q2XeKjm6VR0JzHIefwH+eoq45pFSHh/YYnPeenZxxLGXl7ftrfqK8utHVx0XLdBGpnFrBF2y0FyYkUY5GHU8N2DbZaFRjcfuBXt9MjoN9jrS/UUfpr5NLs1uRGCKZod7qSPthbq/tDFwMY83qxVbMikOEzmtt+Mr7SGSbwOlY+KeW4RJ/j0NIRwof7OSFFcgs9iCLwOV8eBY1OdqgmNYCO7hXL/GBpMOUewxGfItk8weJQCvHFadZ4Xi0t1sg0yEAWbj3NwTOUHmV1AJvQ==",
        "journal": {
          "chaingraph_version": "0.4.0",
          "kernel_digest": "sha256:b99f343ddb9cccfc0418ca637063fbae8f36353ed28761e54963886a0d8e9efe",
          "output": {
            "carrier_valid": true,
            "missing_elements": [],
            "ontology_conformant": true,
            "ontology_version": "CIRPASS-2-2025-03",
            "product_id": "GS1-DL-8712345678901"
          }
        }
      }
    }