Evidence row 49271

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cc-bt/mcp"
    ]
  ],
  "name": "ISO country BT",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-09T03:02:42.284835Z",
        "status": "active",
        "statusChangedAt": "2026-09-09T03:02:42.284835Z",
        "updatedAt": "2026-09-09T03:02:42.284835Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Public ISO 3166-1 record for BT.",
      "name": "io.github.sadri-dridi/cc-bt",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cc-bt/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "ISO country BT",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Public ISO 3166-1 record for BT."
}

What the leaf hashes

{"body":"52d507a080ad42663c89a1cea68fbad48b9b45ee03d37a387d0f067dd225215d","id":49271,"kind":"listing","method":"baseline/1","observed_us":1793025413458821,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/cc-bt","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. 0xfa2b0d53eb4cad8c713142e5e9758876245007bd7d0276f9aa11bd7bbeb9e727
2. 0x6ab662493199ace814223ce471c8dc79debe4d5722a5ed5dcb470c719e95d59d
3. 0x900cb193ad1bff7a32b3ec5b5f1e6d448efbb014ea96d2b48dbbd5e944093aec
4. 0x043d5c01f9b3c742dc6b0437ad758966d53ceefad0802175708027776bdcc70c
5. 0xfaf3121756aea3d396d715e935726f2635478a5fabf67540bb79946c42331c54
6. 0xc706e5c58168d9eedb21f3d6920718b35cd3639ebeb57244834085ab811ceb33
7. 0xf4c2e10e2f269ae351ec01cb43730abbe9e9c83f9617c3276fd115c0f8c2b14c
8. 0xceb30194a6d11bb13476c9e5ffbab1c108553b1fbf11c748dcda18b2e5f929c9
9. 0xf1f4138dec789ae0d7e7641b12de242c3d49f34e378b235be08cf57d85ad35dc
10. 0x594aa12c66cb1a589bf8523cd0b663bbc2d80e013a2e69ee6b047a4aa23b26a7
11. 0xc1f00d9dcd67fe1d14473197e5f14f3efa26c1e1569cc2a3172842f28c850633
12. 0x08d20884523152a869ac5da32efc7de7b28316f6e9c2a28242f5ea9da742852f
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae