Evidence row 55096

What was observed

{
  "endpoints": [
    [
      "web",
      "https://wycord.com/"
    ]
  ],
  "name": "Nigeria GRID3 Boundaries MCP by Wycord",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-21T00:57:34.294017Z",
        "status": "active",
        "statusChangedAt": "2026-10-21T00:57:34.294017Z",
        "updatedAt": "2026-10-21T00:57:34.294017Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Nigerian admin boundaries (state/LGA/ward): centroid, bbox, reverse-geocode. A Wycord product.",
      "name": "io.github.wycord/nigeria-grid3-boundaries",
      "packages": [
        {
          "environmentVariables": [
            {
              "choices": [
                "grid3",
                "mock"
              ],
              "default": "grid3",
              "description": "Data source. Default \"grid3\": live GRID3 boundaries, no key needed. Set \"mock\" for built-in sample data; every result is then labelled MOCK DATA.",
              "format": "string",
              "name": "BOUNDARY_PROVIDER"
            }
          ],
          "identifier": "@wycord/nigeria-mcp-grid3-boundaries",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/wycord/nigeria-mcp"
      },
      "title": "Nigeria GRID3 Boundaries MCP by Wycord",
      "version": "0.3.0",
      "websiteUrl": "https://wycord.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Nigerian admin boundaries (state/LGA/ward): centroid, bbox, reverse-geocode. A Wycord product."
}

What the leaf hashes

{"body":"10eda7486ee471936862a85a9e53727d74d1ed3e5aefaf3e8af54b8e5f06cac4","id":55096,"kind":"listing","method":"baseline/1","observed_us":1793025434493898,"prev":null,"subject":"mcp_registry:io.github.wycord/nigeria-grid3-boundaries","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. 0x05d700c5c7d05fff79f8497da9d2904524eee35d20a5b5dfc657ffd40bbcccea
2. 0xc2982d36b0b5eb6763e55ad4dac891bf1716624cbebb2f26959dad8b4ce82f79
3. 0x3c192a422a718b4b44cfd913fabe3bf6c346cd9086e43fe1d02c05cb2ba0e64e
4. 0x3cb66fd8f87c3c1404e34a44e66a28ede2bf623e7cae0f61d42394e6bc1a279a
5. 0x30571e3300ecf8b25524bddfacdcc0b8eaad6c018d7ed6c20fe7f4ec0ee309cf
6. 0x3bff00388d09e9de8bd21592b39021ab02e958bea79e06ac3360d99fdebfcb51
7. 0x785b255b4c77c7df468cd230ffbe6658dfde70d625a32810a9d562ca56ee3fb0
8. 0xf69c090c7a14fd1346bb67d2cf2291873b785778a443c345fd217303524bf396
9. 0x609dc73fdeb7000e8620565b03d070e6ea6541156815807a25e2bda3e46992ba
10. 0x29a79a1e444b726bf2db966f6ad9d0448d93ae7b7180fd783a410b336c52af9b
11. 0x88fb9d02ea6ed7254b70cfe02388b31c183a7a709aad6303948d66f85ad516b1
12. 0x7910a200eb458bec3c3badb3b2ead3e75cec5f3ba263800cea6b9f32efb53f25
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