Evidence row 23024

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://opsen.dev/mcp"
    ],
    [
      "web",
      "https://opsen.dev/"
    ]
  ],
  "name": "opsen",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-24T01:17:54.824523Z",
        "status": "active",
        "statusChangedAt": "2026-10-24T01:17:54.824523Z",
        "updatedAt": "2026-10-24T01:17:54.824523Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Engineering spend: GitHub seats, Copilot, Actions and coding agents, priced, with fixes",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://opsen.dev/static/mark-512.png"
        }
      ],
      "name": "dev.opsen/opsen",
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer followed by an opsen API key (Settings, API keys and MCP)",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://opsen.dev/mcp"
        }
      ],
      "title": "opsen",
      "version": "1.0.1",
      "websiteUrl": "https://opsen.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Engineering spend: GitHub seats, Copilot, Actions and coding agents, priced, with fixes"
}

What the leaf hashes

{"body":"48a3db932214a57d82d17a4c5d9610aa04ccd37ccf6bc6adc4b22646e6fe7c8e","id":23024,"kind":"listing","method":"baseline/1","observed_us":1793025350318792,"prev":null,"subject":"mcp_registry:dev.opsen/opsen","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. 0xc3f77918dfcd9f8ca569ae2be69d0ccd4d35e7812479396b1e4f7efbf21c64f2
2. 0x2a74557f1947af1630cb15d078eb2ef0b2257314c8a5993111518e64f2af2127
3. 0x020c49d0a25c565640bcbcc5d40dfdbdac531670e638374f1a0ec620903bfc6f
4. 0xfb69a69550026566c148f3c894ecba1e42a6bd107c2e45e75a1bec4ac9aaadee
5. 0x51bf738e8beeabf86d81c9dfb973c99fac98575a95c20a9884688cf47caac1be
6. 0x41f93a133c84194f61d30ef4c1b8f95946f4448b58fd938cd7f99fde8e761129
7. 0x587676b668d749d1153470b4af0102118e7906b589d598b12f933e5738010dc9
8. 0x43ca5f2c71067cfc9b7d53c8472dc77c0f9a17d42d54f2a9ad57a505ceb49029
9. 0x96af53cab0b6484baa5b5de03c539cb87a76d8f71b3a639a422035419c9fbaf3
10. 0xdc850e305944c852a3843d2749ca3439ee04fdbf864b6a8660cc3fd8b5aced96
11. 0x2cd92a66ffb802d7ebc327d20fe07925be80289ee1c2910e6818dc40c67f2487
12. 0x63002f2569d43725bbf2d04d90ec9e6cf925c96b6dda5e7e220ecfbdd9c2444d
13. 0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae