Evidence row 1287880

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": "2026-10-30T19:40:45.204515Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T19:40:45.204515Z",
        "updatedAt": "2026-10-30T19:40:45.204515Z"
      }
    },
    "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": "1.5.0",
      "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":"889a9dec3f42a9a74e5226df1a05f74ec5d14ad64a59270ba2d4d941e08954ab","id":1287880,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793391338107420,"prev":1252873,"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. 0x91aace8281890858c5efd2595ee9e2424caa298f68d6de271550eed1af33fcf3
2. 0x4a130353fa15e9d17013c7a7d219d238beb330066db33cc9023fb8c1533ed7a2
3. 0x35f095de26548d64c00f467e738669995dbbd4ac885639a0303a42f51b2c3cb6
4. 0x78f6156ad1477bb05f1c5290f5cce2e91cea9cdd3b5cff3ac42633ea2ff4d1ce
5. 0x8522f527d9cb9f0c02857a2ac37345d1788a430ea8448b6f408b8f995a45a6e6
6. 0x9423547a31f0fc33b34edfdbf3c47990deaf2ef826c73413cdc0447342911b98
7. 0xe3e91318ecbdcc5ff8a187c529d38cd2f4f232d10a35bf02b9d1f77562150396
8. 0x65c87c42a6dcd9220eae6011494d54ef7812decc2a2e591f070dc729672af254
9. 0xc0c70ecea05c2c5cb4f40368f2764451fbe19c17fac49f6ef9b690fe381d3b65
10. 0xf697f78f8f3eb82713086f25548c24b2cb34e65e42ceb5e5cdd723f4840a3424
11. 0xed4bc5d0587361ac96a0062f6ebc06cf53f547b62b9802e561df1b37f73d17ca
12. 0x0f9781b768db51b0fb19a19ca7b1ebbd968328c0d451dacf4f9d16d06008a1e0
13. 0xe5c7bcff4eb1a1cddbc8bb6427c555e10172e9ed2ae1d01f85ac9bd0def75a2a
14. 0xc819bc399b4972a3a1ce1897d0bce2138291f900ae9bdb4afaf8fa23d651b490
15. 0xe722b5213af778d8f1621b8b0b61f957ac8d8bb43a780aed8989bfc357e5bc58
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861