{
  "tool_id": "art-70-cbam-default-value-resolver",
  "tool_version": "1.0.0",
  "display_name": "CBAM Default-Value Resolver",
  "mcp_name": "resolve_cbam_default_value",
  "mandate_type": "compliance_mandate",
  "wave": 16,
  "gpu": false,
  "url": "https://ainumbers.co/chaingraph/art-70-cbam-default-value-resolver.html",
  "description": "Resolves the Commission default embedded-emissions value for a (CN code x country-of-origin) pair, applies the year-dependent markup vs the actual-data path (+10% 2026, +20% 2027, +30% 2028+), and returns the value with provenance citing the CBAM Implementing Regulation.",
  "input_schema_ref": "chaingraph/art-70-cbam-default-value-resolver.html#manifest",
  "consumes": [
    "art-68-carbon-compliance-fit-diagnostic"
  ],
  "feeds": [
    "art-69-cbam-embedded-emissions-calculator"
  ],
  "status": "live",
  "conformance_fixtures": false,
  "compute_capability": "server",
  "compute_images": [
    {
      "system": "sha256-source",
      "image_id": "sha256:d4e0e283b6e1384fcd684e12c55e68e57ce1522b619bdab563f28f5e79ab4838",
      "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": "CnDAh+wAfiQUm0bxwMo7wFcCNcGjRofP8VazZd0GG7MtfQtfipm9dr0uStUsJMHqD0QAFg7EFVasvxLRhty9ixYjbVk0Mc6+h9+M1iQEQZavXGrOuvbXrr5PJpyoR/OfHAt4p9I6SpBwQUFc9oNUXG+C25ZtVOsDzqrt0Egp7jYErlHlJ4a79jQwfMCMnMBeUJMgQi4xtZwnPuVNVsi6+i70GInVKBXlJKCwmQ64lvoqchtxpu0wmNKie7KJRqQjJBuAg4/OlSi9xigPsFdf1NN/R9Sa6GKi6ec0qMuVwRgIUsKncyFb4clkyLkLpK8oO3c2KBjnC62uVjCtXtLgIQ==",
    "journal": {
      "chaingraph_version": "0.4.0",
      "kernel_digest": "sha256:d4e0e283b6e1384fcd684e12c55e68e57ce1522b619bdab563f28f5e79ab4838",
      "output": {
        "actual_path_recommended": false,
        "cn_code": "",
        "country_of_origin": "CN",
        "default_value_tco2e_per_t": 2.24,
        "effective_default": 2.464,
        "good_category": "iron_steel",
        "markup_pct": 10,
        "note": "DECISION-SUPPORT DRAFT — values are approximate. Verify against the current Commission CBAM Implementing Regulation edition (https://taxation-customs.ec.europa.eu/) before use in any official declaration. Default markup rates: +10% 2026, +20% 2027, +30% 2028+ for cement, iron and steel, aluminium and hydrogen; fertilisers carry a flat +1% in every year.",
        "provenance": "Default embedded-emission value for iron_steel (CN). Reference instrument: Commission Implementing Regulation (EU) 2025/2621 Annex I (country-specific default values for non-electricity CBAM goods, 31 Dec 2025), reference_version CIR-EU-2025-2621-ANNEX-I. The values shipped in this node are illustrative placeholders, not the Annex I figures. Markup +10% applied for 2026 reporting year.",
        "reference_version": "CIR-EU-2025-2621-ANNEX-I",
        "reporting_year": 2026
      }
    }
  },
  "export_capability": [
    "pdf",
    "xlsx"
  ],
  "compute_proof_ready": "ready"
}