Evidence row 55236

What was observed

{
  "endpoints": [
    [
      "web",
      "https://xerj.org/"
    ]
  ],
  "name": "XERJ",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T00:02:07.325851Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T00:02:07.325851Z",
        "updatedAt": "2026-10-26T00:02:07.325851Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "The search engine for AI agents: cited answers from your local code, docs, specs and logs.",
      "name": "io.github.xerj-org/xerj",
      "packages": [
        {
          "environmentVariables": [
            {
              "default": "http://localhost:9200",
              "description": "ES-compatible listener of a running XERJ node (start one with `xerj --insecure --data-dir ~/xerj-data`).",
              "name": "XERJ_URL"
            },
            {
              "description": "Authorization header for a node with auth on, e.g. 'ApiKey <key>'. Optional for a loopback node: the key is read from <data-dir>/admin.key.",
              "isSecret": true,
              "name": "XERJ_AUTH"
            }
          ],
          "fileSha256": "ff3d69245a874ab19bcaead79132e349dc83deced6c2f3a2a4bda45cf445e6fa",
          "identifier": "https://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/xerj-mcp-1.0.0-rc.99.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.0-rc.99"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/xerj-org/xerj"
      },
      "title": "XERJ",
      "version": "1.0.0-rc.99",
      "websiteUrl": "https://xerj.org"
    }
  },
  "source": "mcp_registry",
  "summary": "The search engine for AI agents: cited answers from your local code, docs, specs and logs."
}

What the leaf hashes

{"body":"3cfc74ccbf9285d0f3cecf1b3632fae379686580cd585c0d1a0a7546a5e9162b","id":55236,"kind":"listing","method":"baseline/1","observed_us":1793025434641421,"prev":null,"subject":"mcp_registry:io.github.xerj-org/xerj","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. 0xfcb24f0b8b55038bb8f4237a21da2c52d39ea5b74d691f72de00d005059374c5
2. 0xf5de82c26f079c5f7de7c249538e70df7e966a4f43a8f3df39e07ed431e9cab9
3. 0xb9865969f53cd9a3d96f36725dfda2138a3a343e7318037bc0b0c850a4a8a1e2
4. 0x1d9e023b57d8cae788abc604566444773f0c24c7852f0bbbd893af9100ede0ff
5. 0x00f30a93a0085ca7186e8eda76c0bab0f3ea72c858d77e20108f018aacc10f86
6. 0x9e9459808c89ec7c498089f6005439d041abdba3a95bdfcc9bf7db9fbd3d7e2c
7. 0x51fb2ff91eac3cc93334dfc2c5215d730cbc1e19e75076041bf1c418740b31f2
8. 0x2aee53afef01fa5aa7412ad5f8684bebda31dd229d44cc0de4395670f1d218c5
9. 0x881216f8ea13569077ce68c3640681e030b3b6afc60317de87cf1c1c7d2f3851
10. 0xf060241fb56836c62d3feefbc60d9401bb5e9f24893c10a5f67e7eab0a959c8a
11. 0x2e09594bba0b7c90654eee0c9a8e6b9ed83ead47a7e7c90e73414beaf0ad4088
12. 0xa1d268c111b09550fdb70b6d9d0b58c94dc828b083baa8f1360300aab6230a9c
13. 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae