Evidence row 238260

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Free: return the current business-only commercial terms profile for a supported paid product. A status other than ready means Mainnet purchase is unavailable.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "product_id": {
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "product_id"
        ],
        "type": "object"
      },
      "name": "get_commercial_terms"
    },
    {
      "description": "Paid: return the fixed Iya soba entry-preparation pack with sources, contacts, consultation text, unknowns, and next actions. It gives no customer-specific legal verdict. Japan Rule is not a government service.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "accepted_terms_sha256": {
            "pattern": "^[a-f0-9]{64}$",
            "type": "string"
          },
          "accepted_terms_version": {
            "maxLength": 100,
            "type": "string"
          },
          "business_purchase_confirmed": {
            "type": "boolean"
          },
          "buyer_business_name": {
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          },
          "buyer_country_code": {
            "type": "string"
          },
          "language": {
            "maxLength": 10,
            "minLength": 2,
            "type": "string"
          },
          "pack_id": {
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "pack_id",
          "language"
        ],
        "type": "object"
      },
      "name": "get_entry_pack"
    },
    {
      "description": "Return a concise evidence pack for one rule ID returned by search_rules. Includes official URLs, scope limits, and no legal-compliance verdict.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "id": {
            "description": "Exact rule ID returned by search_rules",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_evidence_pack"
    },
    {
      "description": "Paid: return official Japanese primary-source URLs, evidence locations, checked dates, source versions, general requirements, traveler-screen checks, and re-check triggers for a complete supported A/B/C flow. This is informational evidence, not a legal verdict.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "acceptsReservationOnPlatform": {
            "type": "boolean"
          },
          "actsAsContractingParty": {
            "type": "boolean"
          },
          "collectsTravelPayment": {
            "type": "boolean"
          },
          "handlesCancellationOrRefund": {
            "type": "boolean"
          }
        },
        "type": "object"
      },
      "name": "get_tourism_evidence_pack"
    },
    {
      "description": "Free: classify a Japan-bound hotel service flow into the supported A/B/C model, list missing facts, and flag manual review. It does not return primary-source evidence.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "acceptsReservationOnPlatform": {
            "type": "boolean"
          },
          "actsAsContractingParty": {
            "type": "boolean"
          },
          "collectsTravelPayment": {
            "type": "boolean"
          },
          "handlesCancellationOrRefund": {
            "type": "boolean"
          }
        },
        "type": "object"
      },
      "name": "get_tourism_preflight"
    },
    {
      "description": "Free: search the fixed Japan tourism entry-case catalog by region, activity, and language. Returns a model-case preview, key decision themes and what the paid preparation pack adds. It does not include source locations, contact routes, inquiry text or an action plan. Japan Rule is a private commercial service, not a government service.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "activity": {
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          },
          "language": {
            "maxLength": 10,
            "minLength": 2,
            "type": "string"
          },
          "region_id": {
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "region_id",
          "activity",
          "language"
        ],
        "type": "object"
      },
      "name": "search_entry_cases"
    },
    {
      "description": "Search a small curated index of official Japanese sources about mail-order sales advertising. Use this before get_evidence_pack. Results are evidence pointers, not legal conclusions.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "limit": {
            "default": 5,
            "maximum": 5,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Japanese or English search terms, maximum 200 characters",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_rules"
    }
  ]
}

What the leaf hashes

{"body":"1307a43edf2d490561fc7976eff45eec11a535648ec9c9d2987d94602b4049ae","id":238260,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793029266958219,"prev":null,"subject":"a4444813-efbe-4688-ac83-34e148719fd4","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x3287969028eadc4e07fe7764d387b057ac6fb8460f2a6047afa2f704ac621c94
2. 0x24aedf39dc7f592344b82d35883f2f64f06bcc22e4a048eeb80b04ffb85cc692
3. 0x7fd8072806a9060ed9e7ccfb0cf666c36a54af169b13a9ad49efc5e80fab317a
4. 0x246b8bf5ffdb56222fd913f757202243e3bf9cc4729dbc3f70f5a4a54563c5bd
5. 0x3d4d0fbb333843ff3316924455b08e54d9a83e8a91495a8aad4a5020790dc079
6. 0x6a4c5763d0ebc68f0024470a6557092236afbe3a17984058096dc179b27e8051
7. 0xc9e1f321bf1538f32b2ac8c1b4df6e4632c017b90b6ff06f3b8fe1206ef89e12
8. 0xd36eedeecc85203d2289340136aadad97d6b88823c1dc9ee74f25315809cee35
9. 0x7186e930ab2d6340c1f9e36a0a16f77d602f22cd5bb13d9e666145bff3ba96f0
10. 0x6f4fdc0c2e1b3d84e2b1d6729c3f9a04bcd118e81d7bf76e3ca851a0dd1ede43
11. 0x631846da76ec1e8570c7c09dada1cc0affff7b5654335239fd84d2059c750b13
12. 0x2f4617d7a962f32849050ad5649d9dc4f962fd8618073cfa8519e6f862dfcef8
13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae