Evidence row 1538243

What was observed

{
  "endpoints": [
    [
      "web",
      "https://agents.noahsarch.tech/"
    ],
    [
      "mcp",
      "https://idcheck.noahsarch.tech/mcp"
    ]
  ],
  "name": "ID & Format Oracle",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-31T20:52:49.579879Z",
        "status": "active",
        "statusChangedAt": "2026-10-31T20:52:49.579879Z",
        "updatedAt": "2026-10-31T20:52:49.579879Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Validate IBAN, BIC, VAT, national IDs, phones, postal codes offline; 240+ identifiers.",
      "name": "tech.noahsarch/id-format-oracle",
      "remotes": [
        {
          "headers": [
            {
              "description": "API key from contact@noahsarch.tech (catalogue and free tools work without it)",
              "isSecret": true,
              "name": "X-API-Key"
            }
          ],
          "type": "streamable-http",
          "url": "https://idcheck.noahsarch.tech/mcp"
        }
      ],
      "title": "ID & Format Oracle",
      "version": "0.1.0",
      "websiteUrl": "https://agents.noahsarch.tech/"
    }
  },
  "source": "mcp_registry",
  "summary": "Validate IBAN, BIC, VAT, national IDs, phones, postal codes offline; 240+ identifiers."
}

What the leaf hashes

{"body":"36029a3c8d69c28d8bcf83604d4c7998f3cb2f770141c9aabc63c8e54487971b","id":1538243,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793481419845875,"prev":null,"subject":"mcp_registry:tech.noahsarch/id-format-oracle","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x7653360d4755f7cc7f222ec318bb61b07fda30ecd6693f4782190756d2c8b061
2. 0x32837e21f6d2c9064a71fff19a9d7c731ce9861c49f9f74b8ae224437a8faea5
3. 0xf2ac08905dc00ca3453d275e9e365bfff1a9702d6535259402c5426c248da945
4. 0x1bccfdf25545ffe3bcd41d8af21758c5d0563d1cd48d5297b2e359edcbc14a9d
5. 0x22683c29e4deac5153aec2d2ba211645c0249f3c71c06a79ac5665a372beb088
6. 0xa9c109d3af403335d98e49a5fc8b3ce561a283b90dd5e2141a013ed3ebd90fae
7. 0x8cdf7e45cfa893e1e97c81dacb5ed0c6905f520348a64739bfbb473a4d413e86
8. 0xefb9612765ff975c4b2b388b10ee28564a2829b93cbf17985f77115438d90db4
9. 0xe57270ab992b9d6bd90cbaf9935d98ebb92516597aa3419968fd4c1f328e888f
10. 0x07f4be288d6439fad119c8b36aa1d2b4b9e5edb7941f87638f344c9f01199c25
11. 0x0bcaecfc8a073ee75c4969022a8fe8a3e005dc5f1bfd784c509b0fe6764084b7
12. 0xbb0395dbc0c03d70156bada5bbe4138a6a061a440cb8ced1ced624a1d0bd9439
13. 0xcd5e7734bd8848fcbd68ddd77d7fb326e0e8f4beccfaf7423728dad7030eeb6f
14. 0x41e1f7c43ac5b235ed2b70fcc7418dedf8f488e17dfa6d5347558c4b213497ea
15. 0xda82240eda32eeb01478d5898342fa15b35b5682549347c7a22660b37913617f
16. 0x919f237dec4df392868ab95f1d4300b185479ae64464cbc2e7385ad1fd6ab390
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0