Evidence row 45067

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://observatory.horizonshield.dev/mcp"
    ],
    [
      "web",
      "https://shield.the-horizons-innovation.com/verify-directory/survey/1/"
    ]
  ],
  "name": "MCP Observatory: one read only walk over every https endpoint in the official registry",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-04T12:46:48.904141Z",
        "status": "active",
        "statusChangedAt": "2026-09-04T12:46:48.904141Z",
        "updatedAt": "2026-09-04T12:46:48.904141Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Public record of one read only walk over the official MCP registry: who answered, tools, who pays.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://raw.githubusercontent.com/ogasurfproject-jpg/horizon-shield/main/workers/hs-mcp-observatory/icon.png"
        }
      ],
      "name": "io.github.ogasurfproject-jpg/hs-mcp-observatory",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://observatory.horizonshield.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "workers/hs-mcp-observatory",
        "url": "https://github.com/ogasurfproject-jpg/horizon-shield"
      },
      "title": "MCP Observatory: one read only walk over every https endpoint in the official registry",
      "version": "0.1.1",
      "websiteUrl": "https://shield.the-horizons-innovation.com/verify-directory/survey/1/"
    }
  },
  "source": "mcp_registry",
  "summary": "Public record of one read only walk over the official MCP registry: who answered, tools, who pays."
}

What the leaf hashes

{"body":"1ea37487ae23d1ad0edcb9bf33121b2021ef1596e6278756cc0362674d585f04","id":45067,"kind":"listing","method":"baseline/1","observed_us":1793025405931910,"prev":null,"subject":"mcp_registry:io.github.ogasurfproject-jpg/hs-mcp-observatory","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. 0x04e27a87ecbf988948e6cd30d188875e6a99f134142c5c10ff6981458ec324d4
2. 0x9be5ed59cfb3d6dec789c8eaed23c3612ba280217fec9b4ea2ae9c8dff21b4cf
3. 0x9d415108d0e23533faf947f8d886e37276d8b2a892a815d342f550762d37ae50
4. 0x722cfc196afa987c751ec3910f8ed656dbdbd4bb700f8fb27f7ee0a572a89468
5. 0x4846cf482b719bf3fb4a8f6d0d63ef9002b098391ae65e291750545793e9c33e
6. 0xbc6a68dd995e2ba62ebaf82996daa54737b7ce95de2e4ac52a7f7b2b7983189c
7. 0xa4ee6539a22f11541996c7c23b461bc1e04c9f2ca9ab153fe8d5a4063949a709
8. 0x0b3fd1312bce2f5a139dcc36172696cae418918514f1006f7a6ddacab2da3887
9. 0x55411d837fa5bfd1696efec1261444e84a8d06104258055f86abb3f74e848f90
10. 0xa3fd99b4d14aebe36a36910f38fbd23ee9ab7b5d169eb4cf8da16b4084155357
11. 0xbc986b35695070cad9d398880439ec872b3a6634ffe7036fde0d0dfde7eabfda
12. 0x23033d81d9f4be06225e4276d276e0e8e02abc173d156a1b9a8fd5e4803ad199
13. 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae