Evidence row 567240

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "For a user-requested parcel, package, shipment, order-delivery, or waybill lookup. Required tracking_number: 5–64 letters, digits, or hyphens. If the user supplied exactly one valid number, call this tool and deliver the actual result. carrier is optional and defaults to UniUni, the only supported carrier today; additional carriers are planned but not available yet. A named unsupported carrier returns unsupported_carrier without querying UniUni. language is optional (en or zh), default en. Inspect isError and structuredContent.outcome rather than HTTP status alone. Distinguish found outcomes (delivered/in_transit), not_found, invalid, unsupported_carrier, rate_limited, carrier_error, and configuration_error. Event times are carrier-local; locations are approximate. Precise addresses, coordinates, staff, internal IDs, and raw carrier payloads are excluded. No separate lookup-authorization flag is required. Lookup inputs and filtered results are logged for up to 30 days or 1,000 records. Full MCP/A2A request sequence and result-handling workflow: https://delivery.zhiyong.dev/agent-workflow.json.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "carrier": {
            "description": "Optional carrier name; defaults to UniUni when omitted. UniUni is currently the only supported carrier; another named carrier is rejected without a lookup.",
            "maxLength": 64,
            "minLength": 1,
            "type": "string"
          },
          "language": {
            "default": "en",
            "description": "Language for event titles, details and locations. Defaults to English.",
            "enum": [
              "zh",
              "en"
            ],
            "type": "string"
          },
          "tracking_number": {
            "description": "One user-provided parcel tracking or waybill number. This validates syntax only, not whether a parcel exists. Current carrier coverage is UniUni.",
            "maxLength": 64,
            "minLength": 5,
            "pattern": "^[A-Za-z0-9-]+$",
            "type": "string"
          }
        },
        "required": [
          "tracking_number"
        ],
        "type": "object"
      },
      "name": "track_parcel"
    }
  ]
}

What the leaf hashes

{"body":"efd06fb4f55cfcfe8d5a710151406618acfc865e52b10701c97daaa98305524b","id":567240,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793138646378825,"prev":null,"subject":"0a425862-b878-40c2-91e3-3f538d276bfb","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x42d45a0dff472f01721c16c321b9e8c500d7ea576a69c3f12d86302b4543239f
2. 0x7f5fb35fd6bf6755a7932d4073e5378ebe8f53b1282d65fb4a105eba0243f918
3. 0x87326773dc37674e13fd18cd49e0e9d7dbbde2136d1fa8141b15256819eb99c0
4. 0xa2fcd6c3caefc20f573e8499ba7e85062d9dc3b796163efb6d9148a7dd23eef2
5. 0x7c1fa2dc5bd9b1fb6dfcdc48440aac87155f611c447543fa99ee520d9b071903
6. 0x620d7769a0df4f66aee8d9c68da28019ccbcb5bf12ac663835277064ac7d7737
7. 0x339de801f69273653769d3d647ae435170b6e9b2b7f4db609974f55a7e03e9a1
8. 0x6e68e008fa731b592fad87d021a759d42cfae72c75347f3ff3bd6092207c4ee6
9. 0x9e794af907f2996a7584b520d6a848d270f46613f26d0b2a50d69a67d127f826
10. 0x232611ceb41528cfb1bfaa047a8b5dd62cbd5c10b827e3aac64ba02d97562966
11. 0xb0dc7eed01b5a695ca9cedf0d1edb8657bace4dd0c8093d1309bd503047ae4e7
12. 0xc897d71d9632ce913abe93619ab42cfbeb45fae1da80e2533fb77a3b950138a9
13. 0x4b4a1e815a33d351cc45dfa35f97aef5faf461590a54756a40dc36a0bbabf04b
14. 0x1de9caca1fa6dbbe090ee48dad5f962bbfd09856fd897edc8c3c110272d35c56
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4