Evidence row 406399

What was observed

{
  "endpoints": [
    [
      "web",
      "https://contextstream.io/docs/mcp"
    ],
    [
      "mcp",
      "https://mcp.contextstream.io/mcp"
    ]
  ],
  "name": "ContextStream MCP Server",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T05:40:51.088844Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T05:40:51.088844Z",
        "updatedAt": "2026-10-27T05:40:51.088844Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Project memory, semantic code search, and grounded agent context.",
      "name": "io.github.contextstream/mcp-server",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "ContextStream API key",
              "isRequired": true,
              "isSecret": true,
              "name": "CONTEXTSTREAM_API_KEY"
            },
            {
              "default": "https://api.contextstream.io",
              "description": "ContextStream API base URL",
              "name": "CONTEXTSTREAM_API_URL"
            }
          ],
          "identifier": "@contextstream/mcp-server",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.33"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.contextstream.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/contextstream/mcp-server"
      },
      "title": "ContextStream MCP Server",
      "version": "1.0.33",
      "websiteUrl": "https://contextstream.io/docs/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Project memory, semantic code search, and grounded agent context."
}

What the leaf hashes

{"body":"424878008e77c1fc16711df42e8526fa983a327979933ddff9d264c47bdf42e6","id":406399,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793080206614302,"prev":288903,"subject":"mcp_registry:io.github.contextstream/mcp-server","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. 0x7fac02f2ff482b29593294de99a8c57034df8ef401260fe1174a17863c914370
2. 0xdc1cbbb6b50384787639c9c47724da7ee6bf9ff473a5f035346c26152ab33fdd
3. 0x3d5989a7b37631643dc3fab647400c46b118018fa19e6244a7915f5a81c949aa
4. 0x492fc963ab0cbc2e541e69c90be028872bc75bc563a688a6c1484ebebaec9057
5. 0x85a5fae7092173e38470cd89e6a1bc2b6694e48e5df116e33b41163579c55a4e
6. 0x1115c853eadb320cc08d76f09b6163f0cf0c417e74d52e73c1c0f55725f6d67f
7. 0x3f76b03873f5b7f75af63fe89dfcdc9a4e3ef831e1e79d8b42a81e3a956e1549
8. 0x4f18f33ede4410734f9f2f88ff1a58f7d75219eea4d30346f0c1b003e4a2141f
9. 0xdc11010eed6e137cb67ef9183e7ecaee33b559b096a7ac69437f9b6b5dc4754d
10. 0xfabc743d1ac6485ee1478018483a6075bcc02996bfa15a1e85d0b093223cb561
11. 0xa0cdcac8a8c6902a5f44f885c3d2fb8cdaa8983de14d974fde9b9c692872c6ba
12. 0x233ead52b2b0fe0c87ddc3cb1aef399b68e9e9e33cc2fd50a2643345ab7455ad
13. 0xe38e66e8bf48306ee42504c4df50c2052cc9230af02e2ae6ff66da20232bf797
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4