Evidence row 56707

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mercoa.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/mercoa/"
    ]
  ],
  "name": "Mercoa MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T22:35:04.181734Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T22:35:04.181734Z",
        "updatedAt": "2026-10-25T22:35:04.181734Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods.",
      "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/mercoa",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mercoa.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/mercoa",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Mercoa MCP by usefulapi",
      "version": "1.24.0",
      "websiteUrl": "https://usefulapi.io/mercoa/"
    }
  },
  "source": "mcp_registry",
  "summary": "Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods."
}

What the leaf hashes

{"body":"17ceb1b1e3ecdc3c87ee83300c64686c7f34a5ed1b49793a3279e1ac936307bd","id":56707,"kind":"listing","method":"baseline/1","observed_us":1793025440311437,"prev":null,"subject":"mcp_registry:io.usefulapi/mercoa","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. 0x226b3a497262cc3c1cb8eeb6994b12ba54f77bcfc4178cce21727c19284d0880
2. 0x6dd31d7a5e9a88c90c1f1b490265025e6a4df2d270f02f5328054388f1b2b95c
3. 0xaa72c0784d91be022a84543dfc88a078b18198f2b039c252a46866818145149f
4. 0x20314d247877ea5648c190729c59eb91d2ba406d585cff04ac9fcc84cef2ac4a
5. 0xb547f9aeeb5b502cc5bc94a599647a9257e37c5643d947f4b33fcc7bccbf3128
6. 0xa0f410ec1688024e909f94ed5b555b28129f21b0a8e55a7d558e9ea7a3b795d3
7. 0xe9298372e1f7140915585ccdf5b2ba2381bab009958eb92af7f635a12ea07541
8. 0x658e02808197003c3dbc79fd874c83b874ec6759f98da00339d3a459218b76ad
9. 0x17fd9be5d3acece21fa5c8c938982f0f0a90f5a69eddcae326055075bdbb52bf
10. 0xd81c3cf131471d45d342b29a60570fa24072a4e8fc4286cf312da4677e4d486d
11. 0xda2a271b0447c8ac22315d2ea7582e04968ddef46c7cbd29d7462934a9b3b37a
12. 0xac5b705d705b0f1bc42cf2ad1a7f1f197ea96178ce0704432cbb5d556e8671a4
13. 0x9d75d4d3ab6219edefa04be60b32fdd56be7a7672f370a5115f02f7b098ecd27
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae