Evidence row 21350

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://trackandblade.com/api/mcp"
    ],
    [
      "web",
      "https://trackandblade.com/for-ai-agents"
    ]
  ],
  "name": "Track & Blade",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-09T16:31:09.78248Z",
        "status": "active",
        "statusChangedAt": "2026-10-09T16:31:09.78248Z",
        "updatedAt": "2026-10-09T16:31:09.78248Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Marketplace for used construction equipment: read-only listings + OEM specs. Not seller of record.",
      "name": "com.trackandblade/listings",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://trackandblade.com/api/mcp"
        }
      ],
      "title": "Track & Blade",
      "version": "1.0.0",
      "websiteUrl": "https://trackandblade.com/for-ai-agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Marketplace for used construction equipment: read-only listings + OEM specs. Not seller of record."
}

What the leaf hashes

{"body":"6e4b2c08ba15dfd72325c4e7eb0cf2a085c8d52f080b5a096d74878ca1723361","id":21350,"kind":"listing","method":"baseline/1","observed_us":1793025340149241,"prev":null,"subject":"mcp_registry:com.trackandblade/listings","subject_kind":"source_record"}

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. 0xf6df12942bb2ebe80761ad951438dc17000fe82837bf0c49083493db1079bdd6
2. 0x0d5de022972a2a1b1c1340857a02701787735fdf1d55e9f96179e81c7f4b4e47
3. 0xe2f00c5b5169e7dcaa6a822d12507ee1ea60c17d520260ada43e420636a56581
4. 0x00f7a842b3da9693714bc6e855e13fe7d65b83f04e444cb06821d5082390a6ec
5. 0x7409703f801ad47b2002705d22cbbc837ee0e3911b878f167d44f25fdc5bcbb7
6. 0x9685e0198dc089e73d60b0da3948a632adaf733989d1fa8f9d55ce08caa27aae
7. 0x46aaf897ab6e8f547636fe85827388ebdd7e03d1f4f3dac9a30f6d885aa9db73
8. 0x04bf1c7f92637d94da78f32a0650425659695c43574be3d868be2307b2272cf5
9. 0xc865b45a244321ced1b7d618c1c2ea85f1e537be60555dfbf759973d5b6c4b93
10. 0xf5e8ef3ab5f9c23f542cbe0c046fd1eee75e680d15d275dfceddbf77d8c87937
11. 0xd987c6ca981b8dd0b1b11d115372fd199a82de229e1bc3db5a7a430cbc5575be
12. 0x4eeaa4735423e7633e0aaa6154804920315f945b1e4ceabd29282ec021cce244
13. 0x79695e4356ea25a2b58265a824698704cd2c743099ce2dca9e41384ce8f1a8c5
14. 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae