Evidence row 50049

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso8601-ok/mcp"
    ]
  ],
  "name": "ISO 8601 datetime shape",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-09T03:08:12.801145Z",
        "status": "active",
        "statusChangedAt": "2026-09-09T03:08:12.801145Z",
        "updatedAt": "2026-09-09T03:08:12.801145Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "ISO 8601 datetime shape",
      "name": "io.github.sadri-dridi/iso8601-ok",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso8601-ok/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "ISO 8601 datetime shape",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "ISO 8601 datetime shape"
}

What the leaf hashes

{"body":"5d8b5e52f356dd9d5670ff1691bdee9dc7231c37f5af8ed51f8c5045a09d0a73","id":50049,"kind":"listing","method":"baseline/1","observed_us":1793025414608709,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/iso8601-ok","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. 0x313256b6f2ab752bc6a2737c98ed20a5ec19413f3f40cd9d32abe98cd5185da5
2. 0xa2f18cd7fa5985d7d652d566475823ea240e9c00ceb0f45611cc9968013767fd
3. 0x8c9891b41cdd7a092b2e35bff70b3b57ef3d97089439874ae419f13b0bd166b1
4. 0x918dc785f3ba1e70b0dae3c5719320eb3e137afb5e7cc7b66aed2a9f2a46ec81
5. 0xd4fd4a2f4cf3c8925124d64b2e90a54ac4ec8ceb6b21d20f3c5995287c2dda38
6. 0x5f3389fd66344ca008c6f9f5e09401493e5c07fe0d5f3e9947bd27241ea0f020
7. 0x54767791de2b76074ad9b2747db1aec036ad6148b1b909d755aa161567666d5b
8. 0x619fed4012b439ec0f920d3cfffe6b12d7822e2e0ea52f768642142c0850c0e2
9. 0x0ace4b5ec7ff0e4f2e1876bbf4e35a303ab6a793cd8d470cf760891384bc4010
10. 0x14dcc9b621776bab010784ab2ff8bc9cde2e6118dc9a5e1e68af1ab2b33794cd
11. 0xa4cc17a7ce78f05039820f0a50d323cd0bedd23c37338f2719d249dca75c07ec
12. 0xd85c7204d76d26255c94ef4caa12c05addd08238caa5cdc3888ea60b74e6b940
13. 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae