Evidence row 22856

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://hatchloop.dev/mcp/appointment-booking"
    ],
    [
      "web",
      "https://hatchloop.dev/agent-broker/"
    ]
  ],
  "name": "Appointment Booking",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-06T17:30:07.390928Z",
        "status": "active",
        "statusChangedAt": "2026-09-06T17:30:07.390928Z",
        "updatedAt": "2026-09-06T17:30:07.390928Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Find real businesses and book appointments. Books via Cal.com; imports 12 platforms.",
      "name": "dev.hatchloop/appointment-booking",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://hatchloop.dev/mcp/appointment-booking"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/basilalshukaili/agentbroker"
      },
      "title": "Appointment Booking",
      "version": "0.2.13",
      "websiteUrl": "https://hatchloop.dev/agent-broker/"
    }
  },
  "source": "mcp_registry",
  "summary": "Find real businesses and book appointments. Books via Cal.com; imports 12 platforms."
}

What the leaf hashes

{"body":"fabb7bcf075673245e9ca9cbc9944ecf44b703036041ea36f4f471529495c72c","id":22856,"kind":"listing","method":"baseline/1","observed_us":1793025349772141,"prev":null,"subject":"mcp_registry:dev.hatchloop/appointment-booking","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. 0xcb05696882a96eda8fa04ec556f558b00c750f8a708fbb0002bddff2ed2b8584
2. 0x3f7c4d65c35465202af68401b044a38d26c500bcfafec616c00a9f1562955e9a
3. 0x3820024a1292df5e905ae5568e2860227e6bdbc1c7c573b592547326f5fe9d0a
4. 0x499640c8bfcc6051e6eae56ba43dc97379e75211df37a0ef422ce70160d3bd40
5. 0x85d92368fef49d6ad2f8bebada07da81bb0f05445adbbdd9fc97c5a4680e4817
6. 0xb1da98d8a4e455db6591719bca741b46614140ba0843d010e5266d249bfced38
7. 0xf764cfb0fe3893160e38114baa165db89cbaef5a79c55129c41ab1b01fddb978
8. 0xb6bace605fd360da2c6c73e5667ed2942f4d76802a25f3b3c9e09090cdf8bed2
9. 0x00fbcc59345b153dcb2b8f8346c33167365a33678310565bab22cd4cf59deac1
10. 0x9789df0b68a0c56f96db447ac03549df4b97c545b493a676ef441af41eab593b
11. 0xd854065b5246baf332a9ace158b6f99219183612c97d95e881ab7a7e7fb3bd6b
12. 0x02a11c0460d1a42b6246e1c715f0c3098d82c39154a56e918e2c22b56ca2c978
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae