Evidence row 3775036

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://civicrm.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/civicrm/"
    ]
  ],
  "name": "CiviCRM MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:26:12.651099Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:26:12.651099Z",
        "updatedAt": "2026-11-06T20:26:12.651099Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Work with your own CiviCRM: contacts, contributions, memberships, events; log activities.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/civicrm",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://civicrm.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/civicrm",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "CiviCRM MCP by usefulapi",
      "version": "1.16.2",
      "websiteUrl": "https://usefulapi.io/civicrm/"
    }
  },
  "source": "mcp_registry",
  "summary": "Work with your own CiviCRM: contacts, contributions, memberships, events; log activities."
}

What the leaf hashes

{"body":"c7c84795b16795f16c050cfd552d4893a60a688a74f1ac297ca3a94977df7609","id":3775036,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000214111956,"prev":3764584,"subject":"mcp_registry:io.usefulapi/civicrm","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xbc726168f9ae740b073f0ebc7ecbdde4c3932d480068a84f1749f0b9aabee8d8
2. 0x972fdb50b8da5cca5580d61831ce92c5d5553e043fb81b359314ed3b3afbef7b
3. 0x7c2c2431a9a3c3d6f307236c44104855f30dcfd9f038a9cd8bc1c063beae3489
4. 0x7cc647230225083cc791cebbd1482bc7a4aa9f20d5eaf9dd4521e4f13b89d703
5. 0xe37765fc92515fffd3fcb10cd028899fc478620d2c65c01cccb5fdcef93204bb
6. 0xfc881001fa89623d0d9ee7f56ae12dc8a46664c903d508a7848eca72ceea7d20
7. 0x63cc0bc4370bf4aad805be406cd4891abc4c72caaea030c00b84f0908f12fdbd
8. 0x3f13d0e7af45251fd9717b0c2c232141a7a0f4f303858da83d466c65547e9122
9. 0xe36a19241fc96a3d5659ecbc713e0eb086f04d6c5748450cd335224641a5605b
10. 0xc8712d4f4b2691477419f0b4f64c8cfb2355967816393932405a3d2763e58f2c
11. 0x5c1ac468592e30ea9ad4fd7d39acee2d5cc71cba1f4cfa182c38f9ad390a3ce3
12. 0x0d88fad01fcbfaf00d0322dbdf33a2113ddce14c949f7987188ffc532fb4d8c2
13. 0x7394662eb98e822153436bf6f7a08ebcafaa539f2bbcc6f03a91648dbf867ac8
14. 0x23b6b6bd852701ba4a17fc526ab600bd25964edbe01b5117d675c3a9459bb7c1
15. 0x4e2c85f79c29b95d6dfb888e9d12396c3d7208dc05aa6a6d68fe77cf5be30da5
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1