Evidence row 27599

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ai.upsalt.io/mcp/booking"
    ]
  ],
  "name": "Upsalt Booking",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-16T23:03:03.379016Z",
        "status": "active",
        "statusChangedAt": "2026-08-16T23:03:03.379016Z",
        "updatedAt": "2026-08-16T23:03:03.379016Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search Upsalt venues, check availability, and book, view, or cancel a reservation.",
      "name": "io.github.Everyways/upsalt-booking",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ai.upsalt.io/mcp/booking"
        }
      ],
      "title": "Upsalt Booking",
      "version": "1.0.1"
    }
  },
  "source": "mcp_registry",
  "summary": "Search Upsalt venues, check availability, and book, view, or cancel a reservation."
}

What the leaf hashes

{"body":"e81969e8c3169b98ec6e83b4976d99fd270d5d66d05b5e51f326b3a76ae3408e","id":27599,"kind":"listing","method":"baseline/1","observed_us":1793025357640875,"prev":null,"subject":"mcp_registry:io.github.Everyways/upsalt-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. 0x14e0ccf4dac246adae676a868e138eae232a819e2399908887ccbb22ae014bf3
2. 0xffc54cd76173860b9e0b701831609075a00bed796f297d464c10cba512325728
3. 0x8d16362efe0a77ba7186f47062b628d46fb86b6abeff4824e11877c7d33b8440
4. 0xa1f925f4abde6f58baba07319e22121972129df425ebceb985e49b873291d868
5. 0xc85f32b1cf26ad13c30b6edf6f087d61ddfc3ceaa78ff7d2e0eabd4f9fc7a15c
6. 0x3527f9ca694eb7360165b857361c8559d79e35d913c97342d4f6de5527f951e8
7. 0xbd2613fc99e41c6b77837db84f64a02e1ce70520b62d1d7c48c68633de2a8937
8. 0xa00eef3cb2069a9874199bff4cb3a870841dfd22a67680306c731fdfc0edefc9
9. 0xef11a71beed9d9f71f58bb83457901650436413ebd22769e10ada1db356dabd0
10. 0x008cbf3247d4503d443f28c4c20ecbbf230ffd5cf8ab0fd65a43b17b5b4825ba
11. 0xb5d5212c69fb335bad2409aa4a0da0469cc6cc62939ca82d5235005f3b154a2b
12. 0x2412cb8bc4d10d94e1eb907d5058dd12133e55416609e1b314e811af76620542
13. 0xff1c28bdf595a3d1333e9915edc68e9c5fded7bd5923fa85870979af34cbc3b3
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae