Evidence row 49101

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-facing-catalog/mcp"
    ],
    [
      "web",
      "https://agent-ads-production-9f45.up.railway.app/"
    ]
  ],
  "name": "Agent Facing Catalog",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-23T20:55:15.438129Z",
        "status": "active",
        "statusChangedAt": "2026-09-23T20:55:15.438129Z",
        "updatedAt": "2026-09-23T20:55:15.438129Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Machine catalog for products that want agent clients: surfaces, hops, discovery paths.",
      "name": "io.github.sadri-dridi/agent-facing-catalog",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-facing-catalog/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "agent-ads/agent-facing-catalog",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Agent Facing Catalog",
      "version": "1.0.0",
      "websiteUrl": "https://agent-ads-production-9f45.up.railway.app/"
    }
  },
  "source": "mcp_registry",
  "summary": "Machine catalog for products that want agent clients: surfaces, hops, discovery paths."
}

What the leaf hashes

{"body":"aa44d4e3e7c0719870201ff470b5f1c12433cf53caea2e870b3323a62b3b80f6","id":49101,"kind":"listing","method":"baseline/1","observed_us":1793025413215717,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/agent-facing-catalog","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. 0xe57ba092ac4ed60045fbca0c720c81029ddf4d25d7f63b9e04ed898c25c6548a
2. 0xb3ba6c5711fc64139c4fb884c65b194ff64b46d59b7e5456785537e69ad1c0dd
3. 0x4afe772f14fc0bb6d1dd018362c995682c855838898a3035142b5d63eebbd3c9
4. 0xcc44f54348184f874bb56953f401c50677d5ace78d3afd1c73e962c4d5f78f25
5. 0xafbd548ce79b54f228d8a98738286408747a41e196f7f80ea209c2e57f8460a9
6. 0x5fc116db7d0a9acfde509fc694f4a6e97dd2b7a4092c3cce110481bbdb5f035a
7. 0x386cf78bdea483177f25fc5051d72e8be4a71c1e10515ef5ef4000f220ee9076
8. 0x4df81dde3d56a2714ba3752cf172900bddff861f390d8325fc6888e7e1ecc1b3
9. 0x8470a378d20677c24d76f1048bc06d23b2f28d184561cd0c31bf8ca5609cc741
10. 0xcbd148ef9ef69a55476f415c8c65fbd198c86afa61a13e712804c482ee3c6193
11. 0x29ce97b519f8e4dff85ae3006efb1220983d391295891bc9cbd27db51c46ec37
12. 0x2fc38b57208d692aab1ee89b6e26917df292126314027c27360c5644a63fd0bc
13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae