Evidence row 21217

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://www.thevicinityapp.com/mcp"
    ],
    [
      "web",
      "https://thevicinityapp.com/"
    ]
  ],
  "name": "Vicinity Agent API",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-21T13:12:53.124467Z",
        "status": "active",
        "statusChangedAt": "2026-09-21T13:12:53.124467Z",
        "updatedAt": "2026-09-21T13:12:53.124467Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Spatial coordination for AI agents: read nearby activity or post intents; publishing is paid.",
      "name": "com.thevicinityapp/vicinity-agent-api",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional bearer. Without it, your account is keyed by IP and you cannot claim paid sessions or carry credit between calls.",
              "isSecret": true,
              "name": "X-API-Key"
            }
          ],
          "type": "streamable-http",
          "url": "https://www.thevicinityapp.com/mcp"
        }
      ],
      "title": "Vicinity Agent API",
      "version": "0.1.0",
      "websiteUrl": "https://thevicinityapp.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Spatial coordination for AI agents: read nearby activity or post intents; publishing is paid."
}

What the leaf hashes

{"body":"6eca89e172717b42d6605e2ef34c886f840843963d1f5b7bc90df33a27f1e287","id":21217,"kind":"listing","method":"baseline/1","observed_us":1793025340028514,"prev":null,"subject":"mcp_registry:com.thevicinityapp/vicinity-agent-api","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. 0xe76df75e89fbb0d812c37ab6e8d0f8fa9d9360fbcd8178e6c157933ab980a22f
2. 0xf9993c87971744b6442097b9f3b615b8deeac6226d15a08a816d925ecc20b722
3. 0x15d52267c2941b1090353570f76227e9b2a69a544e94bfa42b03deb7100930af
4. 0x16ea6d3484a33c1267803c5aa9b8c4f149fee80566f873738460d46f633ccbaa
5. 0x1d8bf298ebfd0feeff35f139ee0a9ea555518e8586db2ee245828791ac01fbff
6. 0x6bff9032c862f55bf703c2e89b9d805b28bbd21b1a7abf458a4eef882b7738a3
7. 0xd4b353dd928ee309cf01f6daf2505c57608aa6655710fb5b75a29f41f1e6d506
8. 0x7b7e45ae128b251899c7caff5d6e8bd37e4505c57345cfb202fc381061121c13
9. 0xf0b16cf000c2bdd4864f7023295de00ab114d2e9edaacc06233aa643b2e5c17e
10. 0x7deeb175e21dc795de5c6a6747c18815aec2ac086521557682cc9d301183bd2e
11. 0x59e039ae04bb13d1c4f6760e5371456ed0590ed6a27668ea3df8a519b5fd4655
12. 0xb866b513dd861c870688f5d1a8e434b170eaa2fafb0961d6a674d452b8e58381
13. 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae