Evidence row 51409

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/weekdate-utc/mcp"
    ]
  ],
  "name": "UTC ISO week-date shape",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-10T00:54:42.171214Z",
        "status": "active",
        "statusChangedAt": "2026-09-10T00:54:42.171214Z",
        "updatedAt": "2026-09-10T00:54:42.171214Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "UTC ISO week-date shape",
      "name": "io.github.sadri-dridi/weekdate-utc",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/weekdate-utc/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "UTC ISO week-date shape",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "UTC ISO week-date shape"
}

What the leaf hashes

{"body":"966819a847de01b60d69dd0cc6a6d1896075e0833663e7fbbdf40e18b4ae873a","id":51409,"kind":"listing","method":"baseline/1","observed_us":1793025417414481,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/weekdate-utc","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. 0x9402b7a4008a0cabe8bee59639205827a8e5b344572d7ac7ee649c655a447582
2. 0xc9c1a689309321b64942da61a5132982a3f3e480588d73478eee4306097e41ad
3. 0x575d371b4609da69b405591c023b7fe1b125d19b7e94aa355aea030ece652978
4. 0x4bf01813b436a995cb589c75f156f181b6fc9d4634b3fe853599bdb1a50c1e96
5. 0x8934500cbc3a5de2b45794998c01a47572130387b3f73eb7974f7289a3698fcf
6. 0x3e70134016409c8c06315a146ea67b26f191749546c3ccab26df8a934ec9c1d3
7. 0x5b2116276beded7769281f10ce8decd56b6438104c4c7143346cd30b14ca713c
8. 0x0ae889273e96ef57ddfb32829e2c98336a7dbcfcbba89ee256d369c06502dc6a
9. 0x5dc48138a32d0fed5323d0d0fa7c0097e473d40b0f48f2fa0c2ca58902525715
10. 0xac3b15fc68e650d74723c2a5743b930239735167e187d93b236aa87c8c2fc531
11. 0xcd52656344e352446858a7d55feb9336b07dd3ad98715c122aaf69d4eb3d6ca8
12. 0x3b55f6d5345bce3e1332e014f19526d25328fb6283d3518837a015c3621c0d1c
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae