Evidence row 52901

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.search1api.com/mcp"
    ]
  ],
  "name": "Search1API",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T13:29:57.294076Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T13:29:57.294076Z",
        "updatedAt": "2026-10-26T13:29:57.294076Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Web search, agentic search, news, page retrieval, sitemaps, and trending topics through Search1API.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://mcp.search1api.com/assets/icon-square.png"
        }
      ],
      "name": "io.github.superagents-lab/search1api",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Search1API API key for local stdio mode",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "SEARCH1API_KEY"
            }
          ],
          "identifier": "search1api-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.9.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.search1api.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/superagents-lab/search1api-mcp"
      },
      "title": "Search1API",
      "version": "0.9.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Web search, agentic search, news, page retrieval, sitemaps, and trending topics through Search1API."
}

What the leaf hashes

{"body":"17bf1790e86b66486e4c64985b89ac97d8dbc0c3e08b53197c6f64f4833a1220","id":52901,"kind":"listing","method":"baseline/1","observed_us":1793025421905588,"prev":null,"subject":"mcp_registry:io.github.superagents-lab/search1api","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. 0x01ec3ce709b5446da2af75a6c39f6f74e814797f21297ec1295a9076f52aef02
2. 0x87584ecf75b15dd665adcbfedd4d9da9860964f716e82492e39cf7a07f8af171
3. 0x8228dc260026c80f87970fd18b04b3aee7b5c1cf645ef0872b84a9afa295d544
4. 0x64f66cce1ad3c77454e38b22d241785af3d6f4ddbcc9c28bc7c30357b72ae80c
5. 0x2f508bbd0f2beac11ccd3b637c287f6a4f5be136c6ab1a672d671f2ca689372a
6. 0xe58f2ae351878b28eb1dd299df538f13366cc0dcd51bab680ca59fc4ed8fc098
7. 0xef9792bf2364c9ac724173664f44d400702714a741d85c426870f841ed735a70
8. 0x82713f8a323b4b8bcf990ef9a097dcb3a6267858368de6825457b9a394dc7606
9. 0x7b05d8237282cbd22d605a243ea1e20b370d2f54a09ce9de96d1b7d4fef066fd
10. 0xb59ab9723c94bb11211a69aab135061f373122c6fca8c5dbfd525237ac1ef164
11. 0x588f372bbaaf730e538542f070b005c0dd23fdb8c7f43a940481de0c1681aae1
12. 0xd75ede2689ed83bbc8980becaf4f32a77c7e05567790cd351e997bb28aa0844c
13. 0x92ff7d176556ddbe3d885e2ab73948b14a6aa3568a8fd237427d4f8415235a23
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae