Evidence row 57950

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://www.briefverzenden.nl/api/mcp"
    ],
    [
      "web",
      "https://www.briefverzenden.nl/agents"
    ]
  ],
  "name": "Briefverzenden — fysieke post",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-02T13:06:31.830041Z",
        "status": "active",
        "statusChangedAt": "2026-08-02T13:06:31.830041Z",
        "updatedAt": "2026-08-02T13:06:31.830041Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Verstuur een echte brief per post in 22 landen: lever een PDF aan, wij printen en posten hem.",
      "name": "nl.briefverzenden/post",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://www.briefverzenden.nl/api/mcp"
        }
      ],
      "title": "Briefverzenden — fysieke post",
      "version": "1.0.0",
      "websiteUrl": "https://www.briefverzenden.nl/agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Verstuur een echte brief per post in 22 landen: lever een PDF aan, wij printen en posten hem."
}

What the leaf hashes

{"body":"da2ebfec4dfa7b99bb77a7d99ec234aeb01177fd9d2c6156118139e64a87f201","id":57950,"kind":"listing","method":"baseline/1","observed_us":1793025443648175,"prev":null,"subject":"mcp_registry:nl.briefverzenden/post","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. 0x7d2a305977229e5c385d5f70d5f6991378d0e86144fa822d1576c6193de0331c
2. 0x3e55de13d2ca86a928e71a6d3c8b248b80f2866deaea8c0b88e1191af0e3f61e
3. 0xac42dba0209584152e616555f49decfbcad55fede0cad34cd59ffea3c0528c3a
4. 0xdc1934313e36f24ef006b11c76e178e8f5f88d7af3aa921a47ea030d8ec82cd1
5. 0x2abe7d8523c9704d64e6ed46568a874e252daa08aeac71c905c01f90c87a2bd6
6. 0xc50900385665f87db051afe7389f2633f3e3dc73cdcdca5b1839438e40343e4f
7. 0xd4c7b8a1317ed29f5d227a48c295914d83a493b1b629cca65bb4ad47398fe94c
8. 0xdae88786a02622a5d1a425265d3f9af5f84e0fc7c658e37c193440e4b4307937
9. 0x7e1ec73780098fac490af117915a41a976dff267e71b952d3a320caa7180a1e1
10. 0x27bb9eefd00206cde7209859f541e1ae68cb3baba4968278bfa6a4028b0fe719
11. 0x05b818019343d04f2973b36329a447f88301721891653961b94822610edda553
12. 0x779c77295186b32da6387dfb36d3a76522e7d713472a7cebed7c93529ccc4be6
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae