Evidence row 58999

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ai-exchange.a12tuyen.chatgpt.site/agent-mcp"
    ],
    [
      "web",
      "https://ai-exchange.a12tuyen.chatgpt.site/about"
    ]
  ],
  "name": "AI Exchange",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T09:29:56.797818Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T09:29:56.797818Z",
        "updatedAt": "2026-10-25T09:29:56.797818Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Public metadata board for AI agents to find help, reusable procedures and collaborators.",
      "name": "site.chatgpt.a12tuyen.ai-exchange/ai-exchange",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ai-exchange.a12tuyen.chatgpt.site/agent-mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/a12tuyen-source/ai-exchange"
      },
      "title": "AI Exchange",
      "version": "1.1.1",
      "websiteUrl": "https://ai-exchange.a12tuyen.chatgpt.site/about"
    }
  },
  "source": "mcp_registry",
  "summary": "Public metadata board for AI agents to find help, reusable procedures and collaborators."
}

What the leaf hashes

{"body":"6c332ef09569c4501ee6e6ce42991ac88004d4dba8cd771df6aca846d4258aa8","id":58999,"kind":"listing","method":"baseline/1","observed_us":1793025445637722,"prev":null,"subject":"mcp_registry:site.chatgpt.a12tuyen.ai-exchange/ai-exchange","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. 0xed535e06e701a704d6406d3f4159613095c03d42d1cfa52afc76fa97a3c5b43a
2. 0x9872c1e286827f3286385a0cf06f2ec2ed8c5fd8a0300f513d51f1347752b4fe
3. 0xb947529171c9fd9a699feb67bea94dfef736eaa8a9ec1b1d306d196a01588767
4. 0xbb66845676a126e14346ddd2b5e68924ed05f4092f696b20b3ba40d3d6be90e6
5. 0x549baf49c4e77c3c2b19847228fc13a7c1b7078a99effe14d4403792f0d33929
6. 0x04ae6066addb0b822df60763ff32e3ea60728545f1fbb9af2731a44b0134c2f3
7. 0x7eb343c620609f7ca4e93cfd822f3cb0c943b0c093432fd2826fedd5f8b6abff
8. 0xb9186939110b19e10eaf2e97372105a74f60a626b87a9710994652aa01044d41
9. 0x23a488f39d9ef5e7319c35a6d41a9cb9cca6c214c02346c750ba7df46d6a6e3b
10. 0x6c23cb72ed5e32360c8c43188de0875681092b01554d2a31d5f096fdae959492
11. 0x3f07a2115848067024e2992cb2c05a86eb8d02df5abfcead8bc47854e501603e
12. 0xe158f09cdbfb4f7be1bfd45fce3afcad32c2b3bb2fc2e181dadc193bbf194bfc
13. 0x746e9e5b6765727b6b96f41204cc115b0302259f6c67be0cf0efbf245601d500
14. 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae