Evidence row 1287920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://github.com/askads/mcp-yandex-webmaster"
    ]
  ],
  "name": "Yandex Webmaster MCP",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T20:06:51.272531Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T20:06:51.272531Z",
        "updatedAt": "2026-10-30T20:06:51.272531Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "MCP server for Yandex Webmaster API: indexing, search queries, sitemaps, diagnostics, links.",
      "name": "io.github.askads/mcp-yandex-webmaster",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Yandex OAuth token with Webmaster access, sent as `Authorization: OAuth <token>`. Treat it as a secret.",
              "isRequired": true,
              "isSecret": true,
              "name": "YANDEX_OAUTH_TOKEN"
            },
            {
              "description": "Token owner's user id; auto-detected via GET /v4/user when unset.",
              "name": "YANDEX_USER_ID"
            },
            {
              "description": "Default host_id (e.g. https:example.com:443) used when a tool call omits one.",
              "name": "YANDEX_WEBMASTER_HOST_ID"
            },
            {
              "default": "https://api.webmaster.yandex.net/v4",
              "description": "API root override.",
              "name": "YANDEX_WEBMASTER_API_BASE"
            },
            {
              "default": "60000",
              "description": "Per-request timeout in milliseconds.",
              "name": "YANDEX_WEBMASTER_TIMEOUT_MS"
            },
            {
              "default": "3",
              "description": "Retries on transient errors (429 — except the daily QUOTA_EXCEEDED; 5xx/network for reads).",
              "name": "YANDEX_WEBMASTER_MAX_RETRIES"
            }
          ],
          "identifier": "mcp-yandex-webmaster",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.2.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/askads/mcp-yandex-webmaster"
      },
      "title": "Yandex Webmaster MCP",
      "version": "1.2.0",
      "websiteUrl": "https://github.com/askads/mcp-yandex-webmaster#readme"
    }
  },
  "source": "mcp_registry",
  "summary": "MCP server for Yandex Webmaster API: indexing, search queries, sitemaps, diagnostics, links."
}

What the leaf hashes

{"body":"b14430abcc4139754036ed905b8fcfd174945cfbf838e7c824b8f57dfdae31f7","id":1287920,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793391338200456,"prev":33589,"subject":"mcp_registry:io.github.askads/mcp-yandex-webmaster","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. 0x276dff0b932b6d241ff516f2b5080821d9b1985228a86eb4f4aa8ffbbc3f4a55
2. 0x3696e5d897b614bbcca1208e5d78e386e5de1229de8c57d602336d03cd047d3d
3. 0xd5d22ec40c2681b3051ee5549082d6ece7262698613beed19229241a7ee4c046
4. 0x70fbd544639d78379498b45c07fa938a1da090663e09299c98793b60d7bedb45
5. 0x646c2bb379855b8f6c909a7d2379bacde365f232f3de28888a9be29ec75b7e77
6. 0x5437aa107a52d9add2442dda5edc561f8a9610e98bce3e713bc8dc998978b50a
7. 0x882ad889227079b6ef1cec8a5f667a9538aae48504b7e95c371da2b0eedae32a
8. 0xa12dd281761c257624c7cf9526350da393b743236dac5fd15184d40857541cc7
9. 0xa20bb6d538a8319c55d79764d685f55aa7d734213e3d306903d8886b3ff514bd
10. 0xdb601725bd6c50ce7fa7ec2a7dd3b1c2a80acb0570b4ac8b23ba9cd2c45fa974
11. 0xaa2f6af6be648a4c5f5e9d9aa3d8f1c90440a44db58733ae9c7c25a44129aa62
12. 0x724043eea07573125acd51c025da9f0d266d56f4633f715496f52e42e3ea1f14
13. 0x1b9ae6ba8c6cfebe04f9f15a001e19b02d6df77245227331ce13f353b617efcb
14. 0x9f9779dc68f693114863e0dec3d1a44dc50e81c34bd4122e25a6a644a5c619bc
15. 0x6222037db785cc797fc8809e52e551d945c928d389b7ac947c037fb9af818562
16. 0x50ca74d7c8f26a46e9c3b8fb5e7f9ebcdfdcc1b7c863db3b6d2b7c12e24ca66f
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861