{
      "tool_id": "art-198-cross-license-rights-comparator",
      "tool_version": "1.0.0",
      "display_name": "Cross-License Rights Comparator",
      "mcp_name": "compare_rights_matrix",
      "mandate_type": "compliance_mandate",
      "wave": 35,
      "gpu": false,
      "url": "https://ainumbers.co/chaingraph/art-198-cross-license-rights-comparator.html",
      "description": "Compares any two licenses from the CC, CBE, and PIL families on a 9-dimension rights vector (copy, display, commercial, exclusive, modify, sublicense, share_alike, attribution, revocable). Returns a diff array and a partial-order permissiveness result: a_more_permissive, b_more_permissive, equal, or incomparable. Informational Rosetta stone for cross-framework license selection. Not legal advice.",
      "input_schema_ref": "chaingraph/art-198-cross-license-rights-comparator.html#manifest",
      "consumes": [],
      "feeds": [],
      "status": "live",
      "conformance_fixtures": true,
      "compute_capability": "server",
      "compute_images": [{"system":"sha256-source","image_id":"sha256:24102c5196e98e7832f199ffd32f1801cda6dcf14ae89fb8e8d89fdfcd8963f2","valid_from":"2026-07-10"},{"system":"risc0","image_id":"sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6","valid_from":"2026-07-03"}],
      "export_capability": [
        "json"
      ],
      "compute_proof_ready": "ready",
      "compute_proof": {
        "type": "ZkVmReceipt",
        "system": "risc0",
        "receiptFormat": "groth16-bn254",
        "imageId": "sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6",
        "seal": "BwqqF4HZUOohRU961h5+wtNhJTXkZ3aFbOtTdNkuwUYsPw5K6R8lbTIzhRKqHV3HL9DDrPn/eOI/8IyXn5DDcwOtfT7KhcA2KccovW+bO8wLeMFkeMExRJqCO4FhZizZC5oflkF3h+Jx53J8Z2M38FP5O76tZ18nD78rRGKvk+EE9k02H1iwcC7xRAuXPOUk+xwmGYTN0eFo2CCprHFZzweBNsx+sNs3BKTI5PhIR7cxiNxPJRy5al4Sn7E5rZzLJ8mEpGm9BXWpfRp8Z3+QupxlIK8t0qspToYOaRKYU6ALvaElJGrHGXYq37E2Ecg03szp7XhyoVB8jNTv7/YfDA==",
        "journal": {
          "chaingraph_version": "0.4.0",
          "kernel_digest": "sha256:0a969b8fd3f487eb397e7e73a41003585a86554fe2e451af6ba5ed2a181e06fe",
          "output": {
            "checks": [
              {
                "check": "ref_a_recognized",
                "detail": "resolved to cc:CC0-1.0",
                "pass": true
              },
              {
                "check": "ref_b_recognized",
                "detail": "resolved to cc:CC-BY-4.0",
                "pass": true
              }
            ],
            "diff": [
              {
                "key": "attribution",
                "ref_a": false,
                "ref_b": true
              }
            ],
            "dimensions": [
              "copy",
              "display",
              "commercial",
              "exclusive",
              "modify",
              "sublicense",
              "share_alike",
              "attribution",
              "revocable"
            ],
            "disclaimer": "Selection only. Not legal advice. Consult the canonical license texts and a licensed attorney before relying on any comparison for commercial or legal decisions.",
            "matrix_note": "Canonical rights vectors encode the stated terms of published license texts. This comparison is informational only, not legal advice.",
            "more_permissive_than": "a_more_permissive",
            "ref_a": {
              "family": "cc",
              "id": "CC0-1.0"
            },
            "ref_b": {
              "family": "cc",
              "id": "CC-BY-4.0"
            },
            "sources": {
              "cbe": "https://github.com/a16z/cant-be-evil/",
              "cc": "https://creativecommons.org/choose/",
              "pil": "https://docs.story.foundation/concepts/programmable-ip-license/pil-flavors"
            },
            "vector_a": {
              "attribution": false,
              "commercial": true,
              "copy": true,
              "display": true,
              "exclusive": false,
              "modify": true,
              "revocable": false,
              "share_alike": false,
              "sublicense": true
            },
            "vector_b": {
              "attribution": true,
              "commercial": true,
              "copy": true,
              "display": true,
              "exclusive": false,
              "modify": true,
              "revocable": false,
              "share_alike": false,
              "sublicense": true
            }
          }
        }
      }
    }