Evidence row 506128

What was observed

{
  "endpoints": [
    [
      "web",
      "https://theagentindex.io/"
    ],
    [
      "mcp",
      "https://theagentindex.io/api/mcp"
    ]
  ],
  "name": "Agent Index",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T14:41:08.515788Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T14:41:08.515788Z",
        "updatedAt": "2026-10-27T14:41:08.515788Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free open dataset of compliance, security and risk AI agents and audit firms. Read-only search.",
      "name": "io.theagentindex/agent-index",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://theagentindex.io/api/mcp"
        }
      ],
      "title": "Agent Index",
      "version": "1.0.0",
      "websiteUrl": "https://theagentindex.io"
    }
  },
  "source": "mcp_registry",
  "summary": "Free open dataset of compliance, security and risk AI agents and audit firms. Read-only search."
}

What the leaf hashes

{"body":"9031ca7dd019a8fb371ea0dd8be70693810e0a5fb5405636aed4809e81526037","id":506128,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793114943395070,"prev":null,"subject":"mcp_registry:io.theagentindex/agent-index","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x56fb64d25313ef08a7fd8d602b558f3a070bcc3adb16211af4358747dbc1b1fe
2. 0xdea10a4a9c195f95f36038bb41c3533977b5b696c0e2612be37ce2a2b8f49a2b
3. 0xd3ee47c703bb21fe3f0c2e9502488649f49d75ec3e3dc19c24005ff5e2d213a6
4. 0xfbeccbe7bebe62da3eab36a3fe1a72db8be0a650f5d43e90321606f5e7a4d7fb
5. 0x76f1cef3c33132e2dc58469019bd2ee57d2640e8defaa147b77ddc61b8834a8c
6. 0xdd67b3aecb7dbbfadc438bf3f8d224540f998a6bd9dc0d13d829d419684d71c6
7. 0x2437bdf14ba63d5f47c3883cf36be08164fdff8ad8598d5d4222a284086eb21c
8. 0xc90ab67eedbca078f16ca5d247820babf2a48ad86a3cd7516cd8efbf1eae86c6
9. 0xd1430af3e32f3433a8e8200284f7c09ebc392e1cb7e4aa4a2c16838fd51086fa
10. 0xc69bdb44e5c6b8cf371784b0313363ac72c0c8b7cf2a10203966cbe3857fc7a6
11. 0xaec8530a2e156f659d0929b3462a514a0cf7d2e6669110bb34b6ef56abdae9fd
12. 0xe06cb1b692af263d62f5739bc4ad709ffe5a2576ef5a59a1610d50c03c7b9584
13. 0x906b5f0e8ef1fe7894886d84f460bb3239d5f14b14ad4adff27c7dcea6265169
14. 0x674bc1173d39130be4d15bbfc7327f8a8af87eb251e54c8d4409c7e840b9e538
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4