Evidence row 579627

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Validate the format and checksum of an Australian Business Number (ABN). This does not confirm that the ABN is registered or active.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "abn": {
            "description": "Australian Business Number. Spaces and hyphens are accepted.",
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "abn"
        ],
        "type": "object"
      },
      "name": "validate_abn"
    },
    {
      "description": "Validate the format and checksum of an Australian Company Number (ACN). This does not confirm that the company is registered or active.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "acn": {
            "description": "Australian Company Number. Spaces and hyphens are accepted.",
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "acn"
        ],
        "type": "object"
      },
      "name": "validate_acn"
    },
    {
      "description": "Verify an Australian Business Number (ABN) against the Australian Business Register. Returns checksum validity, registry match status, and available registry details.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "abn": {
            "description": "Australian Business Number to verify against the Australian Business Register. Spaces and hyphens are accepted.",
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "abn"
        ],
        "type": "object"
      },
      "name": "verify_abn"
    }
  ]
}

What the leaf hashes

{"body":"a14942bd5031777c5d1ff29335ffa70128390257e714466230bc32e2643afd9a","id":579627,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143503537156,"prev":null,"subject":"0827cb05-31d4-4925-8c3e-5efb2a541427","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. 0x68031d5535a5a6a7520ba72e5393546be7732cef648814dbd50dad48fad54f56
2. 0x1558fe116dbc896fde80c4dc018b71b12371f53ced5bc7bfc30048e8cf3f365d
3. 0x96d9d926f22ae8697c9f86a140598a32388b862271245988553a78865e9ac595
4. 0x10ae98b5e8d380d07054053b03e35f73497ba54c2d9ade359c03089e942b56e8
5. 0x7aa1a7af1bf177b4754103ee4d7ac0afb5deadf8287f882b8a1be057b14edfd6
6. 0x7f160f29d22476efdf9d748c9528aed0fed674a09e564fa90c27caac02674002
7. 0xaac44d8a38da14ff739fd55abb707301eeeebf3d7308c82433692582d533ca48
8. 0xf6e727d8a994cca688202ce0af923ee19f001386f49a4acfdb348a0d80d9d192
9. 0x0825d3d749a79aa3e9758cf48bcd8ef3e4a8975a3a655b692eb00a005ca017b7
10. 0xdf60cef688d372729c3bd0374d7f0df09dea956d2629aeb2b309b79f31695c18
11. 0x3b2482479d5e8e62d596166a26d5feccca7716478708e2d2eb271e54277db5ce
12. 0xff1b653b4de97259c183e79b75886676f24cb64cb6bbe1a90b1639f9b46e2c0b
13. 0x927616fada4e04588c09f6e02e8f6e3a1351bac8355e394da3bd0bf249a5c503
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4