Evidence row 59037

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://winter-river-47fc.contentforge-press.workers.dev/mcp"
    ]
  ],
  "name": "GroundTruth: 2026 US Tariff & Landed Cost",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-28T20:09:41.883904Z",
        "status": "active",
        "statusChangedAt": "2026-09-28T20:09:41.883904Z",
        "updatedAt": "2026-09-28T20:09:41.883904Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Source-linked 2026 US duty and landed cost facts for AI agents: layered tariffs, MPF and HMF.",
      "name": "site.coze.page.dytsk9wrfv/groundtruth",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://winter-river-47fc.contentforge-press.workers.dev/mcp"
        }
      ],
      "title": "GroundTruth: 2026 US Tariff & Landed Cost",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Source-linked 2026 US duty and landed cost facts for AI agents: layered tariffs, MPF and HMF."
}

What the leaf hashes

{"body":"61cc04aa0ff6218f0454e09b499d2e5cadf25499b4a833664901357b457e31f8","id":59037,"kind":"listing","method":"baseline/1","observed_us":1793025445671944,"prev":null,"subject":"mcp_registry:site.coze.page.dytsk9wrfv/groundtruth","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. 0x05520c8a9dd10ef6c424047fc4335d3dda43874079bdccd485d045aba7e66268
2. 0x6d409fc604bfb0b25eb41bc6b58f51498143f2b2d267bac40436a6dabd58cd0e
3. 0xb622c683cf4c8bbe587a80be40a5660585368e6eeaa818d6bb7a4314a4fe7dc5
4. 0xb0bc2821b8d4357517c71d495187355f43c4980db5e204a8aeda04b56bc88deb
5. 0xc62764c722f7b7290fa8a2f70a9ca94284da235e1945dcb587bd395768f1a133
6. 0xcb5478bbffab36880efcbaa71532d81770d512cf6e7f7350928b412048053da8
7. 0xaf1c47238a0160c235af3be9ec7845643c8c05c6ff5bcb84764be9ea56e27564
8. 0x253579e6f4592d509cd5442c979c4ee690a92b281ab19c186dff367ccb498a27
9. 0x38552143162cfe72f31e41342d68bf6d0db53dbe3dcc62b5beafa04325bfdc5b
10. 0xa3fd99b4d14aebe36a36910f38fbd23ee9ab7b5d169eb4cf8da16b4084155357
11. 0xbc986b35695070cad9d398880439ec872b3a6634ffe7036fde0d0dfde7eabfda
12. 0x23033d81d9f4be06225e4276d276e0e8e02abc173d156a1b9a8fd5e4803ad199
13. 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae