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Evidence row 3005988

Observed , by sync.mcp_registry/1.

Kind
listing
About
source_record mcp_registry:com.ahrefs/mcp
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8b34d36e849a504ae0c886ac19d42232d0703cc04fb68c23390f4fe3e6f44e9a
Leaf
0xe1555f7afc519eef8c39007e4a24441b565ad7c3025caecac3228fb5c6e170ec

What was observed

{
  "endpoints": [
    [
      "web",
      "https://ahrefs.com/mcp"
    ],
    [
      "mcp",
      "https://api.ahrefs.com/mcp/mcp"
    ]
  ],
  "name": "Ahrefs",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-04T11:24:31.237889Z",
        "status": "active",
        "statusChangedAt": "2026-11-04T11:24:31.237889Z",
        "updatedAt": "2026-11-04T11:24:31.237889Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Official Ahrefs MCP server. Access SEO data, including backlinks, keywords, and competitor research.",
      "name": "com.ahrefs/mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.ahrefs.com/mcp/mcp"
        }
      ],
      "title": "Ahrefs",
      "version": "1.0.0",
      "websiteUrl": "https://ahrefs.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Official Ahrefs MCP server. Access SEO data, including backlinks, keywords, and competitor research."
}

What the leaf hashes

{"body":"8b34d36e849a504ae0c886ac19d42232d0703cc04fb68c23390f4fe3e6f44e9a","id":3005988,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793794829706437,"prev":null,"subject":"mcp_registry:com.ahrefs/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xe1553d0f195efb76cccf13a2722c7cf382bca862f2ebb2f3c121c65b94de35dd
  2. 0xd5a69f33492532daec9a987f2be5db6c10384e63a2548474a7f90c8905d70090
  3. 0x764535d61b3fa8d74bff222d025ae81270760ed5bf2ecc72beaa00141feb7712
  4. 0xe0d5bc4d6ac97741a35e219d5af179d245b728f105ade83fa0ee5a1a2d4693ee
  5. 0x5c44c95c09346c8b12b102e91f2a3847342779ff8a85c557dbc1d2d454a443ea
  6. 0xf2859a1a71c610a1b27b0fa303f5b7dec050a945d136aefbf6ef2f54841ce64f
  7. 0xb2dcf1dabe2c7a444a3e8582695e8bb25546bfce4358b93567080aef76f2f60a
  8. 0xa4d12951c4c6abb0ff35a5776901ce7546bfc7c5cd8d8f1168170525c50a3702
  9. 0x695164c0847a310b0b06aff5f585dd526a82403ffc610619985f9a974a6f238e
  10. 0xd22a7e189ce1959d80d4df367ae3b4c99bc4669dc1bfd1d381124cf385ac2c0a
  11. 0x6310305f3b282903d3d0866e55e862f99c044e0c1846fbe336d3d58396766693
  12. 0xc440adf4c0ccca685bc8e3e75f380f14f3f08f11da4b82473b03d261aac623dd
  13. 0x1be32cfc4a94d533b6715445b00522e11316492d9e54e446cd74e7aaf61b3b9d
  14. 0xc76edf7c58295981a8b2d7f51e60517f029cdf9eeea7cb9427318525c1879cf8
  15. 0x4720135dc0f8960ddf4e33d6d1c6326cf5957dbfcb5082125bda6c5dbe57f8db
  16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
  17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON