Evidence row 1773694

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://arbornote.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/arbornote/"
    ]
  ],
  "name": "ArborNote MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T15:39:43.903147Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T15:39:43.903147Z",
        "updatedAt": "2026-11-01T15:39:43.903147Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read proposals and work orders; create clients and update proposals in ArborNote.",
      "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/arbornote",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://arbornote.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/arbornote",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "ArborNote MCP by usefulapi",
      "version": "1.0.0",
      "websiteUrl": "https://usefulapi.io/arbornote/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read proposals and work orders; create clients and update proposals in ArborNote."
}

What the leaf hashes

{"body":"97d3e0e5c08d0a2690a6cff322e2b73434b79fbc25cb3babc8b7f1c2cd9a9b1b","id":1773694,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793549850944796,"prev":null,"subject":"mcp_registry:io.usefulapi/arbornote","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xde04c546e0dffe4de890aa5311bb561edf10523fada53936eb341246ffa558ef
2. 0x2efaa644a838f1568920c6f1d5a16a7893f5f61f361d5fef906ab562b2c59758
3. 0x2f852431b1fba08dae01369a16e768bd862a913469178d92b47b5f3e78b24f79
4. 0x0e135dc904bef77ec6c7a4c44a5b4bfc8f6a8081eb7b29fb35b4da62e342bde4
5. 0xd4dfd286044cf575583e2cc8e968de661581353039d776777e50771c4703bb26
6. 0x3cee4566ecdc6b676cfa5daa8616dedb6d20fee58ab082cb152eaba9214820e3
7. 0xbddee188e6fb581ffe8858cc2fdac0407c7995e65227561c75d6446af15ef036
8. 0xf2e2d96f0117c2f1998542c79f66e31dd9bcee969996fc5459e8830de6275d32
9. 0x6156d778b4c5efff6916b113479e7e81ff16b6287589b577ada18a03cc07db2b
10. 0x3b3ffa8ac2cc5198b30fe0e5a13b2eaad49ff12a4c681829c2ebc3e1d9222ea0
11. 0x965264c659f57cb1052d873a4a666253dd72b7454073f4c5ec89f4310be0e203
12. 0x611dcfe15d117484d1702ae24b6e3597433b35a0af5f331508e285f4b842d219
13. 0xd1d3d18403c8d600bd2ffc7617196b7b7b40c9cc69bc89a55f9c3d8c58bd3cfd
14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90