Evidence row 1252873

What was observed

{
  "endpoints": [
    [
      "web",
      "https://cev-os.com/data-api"
    ],
    [
      "mcp",
      "https://mcp.cev-os.com/mcp"
    ]
  ],
  "name": "CEV-OS Data API",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T13:56:22.567384Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T13:56:22.567384Z",
        "updatedAt": "2026-10-30T13:56:22.567384Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free macro calendar, market mood, catalysts, release status, macro regime, incident assets, earnings",
      "name": "com.cev-os/data",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.cev-os.com/mcp"
        }
      ],
      "title": "CEV-OS Data API",
      "version": "1.4.0",
      "websiteUrl": "https://cev-os.com/data-api"
    }
  },
  "source": "mcp_registry",
  "summary": "Free macro calendar, market mood, catalysts, release status, macro regime, incident assets, earnings"
}

What the leaf hashes

{"body":"2360aa5cf97b89d5a3bb82e72651f6f46a68a318c8235ea4cbca4da98b191911","id":1252873,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793369724640176,"prev":989426,"subject":"mcp_registry:com.cev-os/data","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x68f43d74886d796f67e19e77cbc8aa9b3e0e7946454aaf6407452d7b6c7139b9
2. 0x443765abb6c2a87b8493574513dccfef266efd8a7463df3d2b6bebe2bd461d4f
3. 0xe1c0925620ad8489bfc080f88679d0d7ea3896429ee5983bc3f3f2b09ccb9fd3
4. 0x65e93922017bc466127af7cf1e64f0ad8caa033d5c83f97a89d0e5184046d00d
5. 0x28138794c39bd63b4c93a09a1a4490df9b43a945c14bf11cc1b35753e7adb51f
6. 0xe7c609bfa6e1f1f70802215f5eeebe5b97528649999ceedc608d1ea7737b0b9a
7. 0xdf619d5a03cd3dfd6114bc90755d195b1d51e4533adedcc756d6cf1f14fdfebd
8. 0xf6866f73d00b726da9756752b810be0222f7c494f7372d335785ef3527b2d0e1
9. 0xa16d97f7e3332c77871b7d6ab2609526dcbf9d8f12ee353f8e6f73717fe5225c
10. 0x062c4f0017f88383ab4818895eaa13348b6c5137d86f5ff11c445937189fad67
11. 0xa014ff904bc8b5a04a1f3f10eaf8f4891edab342b25ee524d67de3c04f2a7617
12. 0xcaaa3309f1d893db387253365aba34f0bf59c573cef97ffc715e7a0da53b53bb
13. 0x8ce6a3a19daf96525814209e150e1fd875a37f28ce52951d53a32ccf708706c2
14. 0x8202f11cea96bc04aa8008604bab4ab58756d5320e52685eb327ac1bb08a0ee6
15. 0xdf25f5d38e3fb54d3e66e3bf876db529f619041e0d21f0bc35b80003418e3d9c
16. 0xdbaaffa44665d1fa60d33d2c4075bd87629b76d01a6ee63e621e78590303b56d
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861