Evidence row 22942

What was observed

{
  "endpoints": [
    [
      "web",
      "https://madtaco.dev/"
    ]
  ],
  "name": "MadTaco",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-07-11T16:30:03.268518Z",
        "status": "active",
        "statusChangedAt": "2026-07-11T16:30:03.268518Z",
        "updatedAt": "2026-07-11T16:30:03.268518Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Verification and trust checks for AI agents: validate, screen, propose, accounts, usage.",
      "name": "dev.madtaco/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "MadTaco API base URL (default: https://api.madtaco.dev/v1)",
              "name": "MADTACO_API_BASE"
            },
            {
              "description": "X-Api-Key for paid checks, usage, and proposals (free tools work without it)",
              "isSecret": true,
              "name": "MADTACO_API_KEY"
            }
          ],
          "identifier": "@madtaco/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "1.1.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/madtaco-dev/mcp"
      },
      "title": "MadTaco",
      "version": "1.1.0",
      "websiteUrl": "https://madtaco.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Verification and trust checks for AI agents: validate, screen, propose, accounts, usage."
}

What the leaf hashes

{"body":"83807b26c09fa570b157659ac34f1af3f0d57d23cd883bbda683e7dde76c8cd4","id":22942,"kind":"listing","method":"baseline/1","observed_us":1793025350037467,"prev":null,"subject":"mcp_registry:dev.madtaco/mcp","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. 0x786b8cd0bad1f87f963cecd84668b7f0692916f4b9b60e75cae1f73c7ad76189
2. 0x9d567a617139ececbd5d6cf4f454fe7ddf540be21a451dbe32e19fbaaab5768b
3. 0x59d048d2ddaea0955840e1939e73b04a1155c043602b4cbad9f3f4d9ea298e89
4. 0x3ab2c793b4b27992dab0b5f90778daf5199ef7bc2d957ee2edb1ee51719ad4a1
5. 0xdd5589c0e05832ae8deecdb3b3baed41b648d07148ae924ce68f477b3c279da2
6. 0x83bc05447f07e1d993e4d3b34add9713477205da7387fd59bbcadb8486220642
7. 0x74e7569870b6f34585529f9ae72fa541174d16431fd503f2e405883ae5aff595
8. 0x07e9276fbde0157d5a701c776bd8dd345a9ff0d505dfbb59c4f5c735bf0a74ba
9. 0x9521d37f8b8c8e395603f36112a73daa4080bf6f7267ab8c5b2919f74d02cece
10. 0x82de673d7b0aea740891d4dba7c3425d4070f8237d8c7357e6034c5ccc9ee734
11. 0x15ee99441401ec9e8c72aaf51bd6c821ec4e6b18bc91225370e5c19c4c8e8448
12. 0xdcba35a3346e9c4b9ae1267cc5995998c2c33da9ef658e955eaae1589ebbdcad
13. 0x01c95624b1f2385ef774ee258a9ae58a4df07a1bdaa829de84e1d5201f3f39c2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae