Evidence row 259204

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Check live fulfillment, payment, and courier dispatch status for an existing local retail order.",
      "inputSchema": {
        "properties": {
          "order_id": {
            "description": "UUID of the order to inspect",
            "type": "string"
          }
        },
        "required": [
          "order_id"
        ],
        "type": "object"
      },
      "name": "check_order_status"
    },
    {
      "description": "Reserve in-stock items at a local physical store and generate a zero-PII, non-custodial checkout URL. The shopper completes payment and delivery details directly on the verified merchant checkout page.",
      "inputSchema": {
        "properties": {
          "agent_source": {
            "default": "meta_muse",
            "description": "Identifier of the calling AI agent (e.g. \"meta_muse\", \"claude_desktop\")",
            "type": "string"
          },
          "items": {
            "description": "Array of products and quantities to reserve",
            "items": {
              "properties": {
                "product_id": {
                  "description": "UUID of the product from search_catalog",
                  "type": "string"
                },
                "qty": {
                  "description": "Quantity to order (positive integer)",
                  "type": "number"
                }
              },
              "required": [
                "product_id",
                "qty"
              ],
              "type": "object"
            },
            "type": "array"
          },
          "store_id": {
            "description": "UUID of the verified physical store",
            "type": "string"
          }
        },
        "required": [
          "store_id",
          "items"
        ],
        "type": "object"
      },
      "name": "create_order"
    },
    {
      "description": "Submit an autonomous trust-and-safety violation report if a store exhibits deceptive pricing, phantom stock, or invalid coordinates.",
      "inputSchema": {
        "properties": {
          "agent_source": {
            "default": "meta_muse",
            "description": "Identifier of the reporting AI agent",
            "type": "string"
          },
          "category": {
            "description": "Violation category",
            "enum": [
              "illegal_goods",
              "deceptive_pricing",
              "fake_location",
              "harassment",
              "other"
            ],
            "type": "string"
          },
          "details": {
            "description": "Detailed explanation of the discrepancy observed by the agent or user",
            "type": "string"
          },
          "store_id": {
            "description": "UUID of the store being reported",
            "type": "string"
          }
        },
        "required": [
          "store_id",
          "category",
          "details"
        ],
        "type": "object"
      },
      "name": "report_store"
    },
    {
      "description": "Search real-time physical retail store inventories near a shopper’s GPS location. Returns verified brick-and-mortar stores, in-stock products, unit prices, and Haversine distance in kilometers.",
      "inputSchema": {
        "properties": {
          "customer_lat": {
            "description": "Shopper latitude coordinate for proximity ranking (optional)",
            "type": "number"
          },
          "customer_lng": {
            "description": "Shopper longitude coordinate for proximity ranking (optional)",
            "type": "number"
          },
          "limit": {
            "default": 10,
            "description": "Maximum number of matching products to return (default: 10)",
            "type": "number"
          },
          "max_distance_km": {
            "default": 15,
            "description": "Maximum search radius in kilometers (default: 15)",
            "type": "number"
          },
          "query": {
            "description": "Product name, category, or keyword (e.g. \"coffee\", \"milk\", \"usb cable\")",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_catalog"
    }
  ]
}

What the leaf hashes

{"body":"2f3011fe37f3b8fb83363c51da4659e8c33603c240756d5fc94c85008fa85987","id":259204,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793030719946580,"prev":null,"subject":"13365d14-a8b1-4301-bd79-3758cc46cfb8","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. 0xb14ce6f8ce844cd07ae1952faa6f4d118bd8c4899c2f0d39b14ce36f32014d37
2. 0x4955cb962a8277c591d66ca7c9cf3f8e8b467f37842a72c800555ebfa3b861dd
3. 0x019ee962e0b815436e9cc4efce673063b5535abef9283f5b9b9b90914614b9f6
4. 0x23793b5af26f89c45cdf97401539832397abda373f4c89506a8864807c6e746c
5. 0x083624b354eaf832e2852cdb8a572ae06126049a639cefdff9e7f1d7b6253c1f
6. 0x20e048d145fe9ce63124d428e8511011152bd065148566229cb23cbaf7e951b8
7. 0xf637b3ff4838d150b74f36f020a64be39f165e942e2f41c39538a958c3bad6d9
8. 0xcba8ecae0d14f45b40e369eae11e9fd342d00488c0aa4731ef50b67080a98fab
9. 0xfe760d927c146e0e56e6689bf773a2073125c3f350f60f5a25a4042ba3b1fd4e
10. 0x55838b11251efb24add31c997e02aac1cdf6d78a790f4178057a4c2095a5d448
11. 0x68459613b28284909eadec125bcf23808811e99ecfabc229bf7deb2178ab9826
12. 0xce1aeb889b974291cea1fbfd01595655bd2c1b3636dc5b56eeb8904adb9f6c65
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae