Evidence row 56887

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://virtuous-crm.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/virtuous-crm/"
    ]
  ],
  "name": "Virtuous MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T22:38:52.271917Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T22:38:52.271917Z",
        "updatedAt": "2026-10-25T22:38:52.271917Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search donors and contacts, giving history, notes and projects, and log notes, tags and gifts.",
      "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/virtuous-crm",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://virtuous-crm.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/virtuous-crm",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Virtuous MCP by usefulapi",
      "version": "1.25.0",
      "websiteUrl": "https://usefulapi.io/virtuous-crm/"
    }
  },
  "source": "mcp_registry",
  "summary": "Search donors and contacts, giving history, notes and projects, and log notes, tags and gifts."
}

What the leaf hashes

{"body":"044c806f27c54a9eece0a6487c998d7640605d2878343f8e08ad6c1c8176c80e","id":56887,"kind":"listing","method":"baseline/1","observed_us":1793025441809160,"prev":null,"subject":"mcp_registry:io.usefulapi/virtuous-crm","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. 0x71530af5a96f8bab24cbe6fc178e82f1655fd2ae69e03e51bd1e28997cdbada4
2. 0xb2267d4357422e1b1967032364a38f448290ea3672a8d553b6eb55d509f95eb3
3. 0x6f4b6143312ad4faaf2fc7d5c66dce5c3f6708fee8527d774993d9260d100aea
4. 0xe4a2a2627e6fc3cd14b5d7a3025a0770fdc82eea26d18e340c026a0b5c63f863
5. 0x1d02f273bb237e59b18ec39438cac66209f109f23ad83da4c4394f31affbc7bf
6. 0x0e40fdb35eb166d970ef63b501581c7b8a7014ef58e8ecf36ee00805eb9042c9
7. 0x866e3f08b2c11d3d4f909471e1dc9a2bda2dada772636dc726152a6f4fb7ef49
8. 0x0bbeafae308e97935b1912550a76ce5364f89bca8391d3a4c34f060ac2c2343b
9. 0xe3cd934fdc098dd7ad70511a39f0148d785d2032abeccffab7306ace781776f5
10. 0x0713a0ebeb53a78275d9103be9f6ca1687f13b61cbba8f146f9ef3faf529dde5
11. 0x170ddfc94752b8644bb33b281e6fa15e2037a7340325b12b704591a5bd5381b4
12. 0xef1802ec08c5a2efaca6aadccc58edcebeb620a019383dc0785f198c677a9427
13. 0x06064dc1eb2363bec8c2a752e0a28aafc4bf0cb21d1b1b755821c1575bb77a96
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae