Evidence row 50602

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/robots-count/mcp"
    ]
  ],
  "name": "robots.txt group count",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-08T20:07:54.681319Z",
        "status": "active",
        "statusChangedAt": "2026-09-08T20:07:54.681319Z",
        "updatedAt": "2026-09-08T20:07:54.681319Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "robots.txt group count",
      "name": "io.github.sadri-dridi/robots-count",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/robots-count/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "robots.txt group count",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "robots.txt group count"
}

What the leaf hashes

{"body":"8c74473de04bccaeb69990e4ad1a7de56663cac001f858bc151120e436d41914","id":50602,"kind":"listing","method":"baseline/1","observed_us":1793025416208828,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/robots-count","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. 0x387b3f880fbd70b17b448142866abdb1245000a60450ea195459fbde321a6850
2. 0x6f3fc8d29f7e58c91491a6e356283a5e1e9290563a40f0e883fb08b4f39028de
3. 0x8a645edfa601bb0287f5cdcba092bd094542633b0b4e63cf96c25011ecd5a04d
4. 0x2bbf9153d862f71d8e53c0a92cba84bd24d7ec469f9b1b709fe4555184a414d9
5. 0x52f4d9986cbc550f0e17e4213341b33edd10f43513c6fe0926437143030d574f
6. 0xb1c930044b7fb9b6ffa37b952ceab3abed99cf0dd4fea38f9e05557cc611ae44
7. 0x5b00fdd1e2068e873a9dd27cf65f7fb790f80762d9d437c55271d124b8cf1171
8. 0x8284cc5d2b9e017f7a4c2092b8bdedcbd2b93c1d3eacc01574f53e7f7619befc
9. 0x583a9e55f075af10334f8012d200c60ed41ce3d6f86a186e8db2fea18657e21d
10. 0x031f2a2dc62cc9f38303573e8a039474f21314f51a163809ee7f24e068275a95
11. 0xac34ddbc48fae726d62603aa0121ea4aa01a5fe05b84c5335b25521c1e72ed07
12. 0x8b23d34f6cd746f123b1e4d09449280800a81e00febe1fd9224b6802057238d5
13. 0xdfc7a920beab71e6882e75c57bf136a5354c4ea989a35108a69046bc62059090
14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae