Evidence row 22721

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://realestate.cz-agents.dev/mcp"
    ],
    [
      "web",
      "https://cz-agents.dev/"
    ]
  ],
  "name": "dev.cz-agents/realestate",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-06-02T11:42:30.254951Z",
        "status": "active",
        "statusChangedAt": "2026-06-02T11:42:30.254951Z",
        "updatedAt": "2026-06-02T11:42:30.254951Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
      "description": "Czech distressed real estate — anonymized district aggregates (k≥5). Free tier.",
      "name": "dev.cz-agents/realestate",
      "packages": [
        {
          "identifier": "@czagents/realestate",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://realestate.cz-agents.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/realestate",
        "url": "https://github.com/martinhavel/cz-agents-mcp"
      },
      "version": "0.3.2",
      "websiteUrl": "https://cz-agents.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Czech distressed real estate — anonymized district aggregates (k≥5). Free tier."
}

What the leaf hashes

{"body":"00fb1f785accd6b9d2dbd72e0731f14eb38cd444efc23427a48a27754a5be7bb","id":22721,"kind":"listing","method":"baseline/1","observed_us":1793025349623076,"prev":null,"subject":"mcp_registry:dev.cz-agents/realestate","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. 0xacba619e0a806251cee8336aed0ec2a9b734653f7e4c88761e6009e1545d40dd
2. 0xf9a7075c24b2a39d80779ec500a913c82bcd6e48a540d65d74925f5b0fd34981
3. 0x336b659b277eb369cc05d5123c336483c130ea2c1b236d33e849ae388074eb92
4. 0xccf0b1c43102c8e6cb61a3c9eed94a4f19c06ca3728ed4a0a039f7af11324c09
5. 0x99114a887c73d97bf0d1f06f51bba3b4d07ca47765bbd1a04b0562d9d22b1df0
6. 0x907e04ab0e94d2fffd8b9f24fec9463ca0261068f7b45f3bde294de1da26d1a7
7. 0x72b8d3fb6e8e63201f7f49b821a8c782eafda36260a68577a5586a12fa416473
8. 0x64cc36d502007f14a747ebe8e921b1216df2396b85f4cf12d1c4e54a541cdf20
9. 0xb0be30f405229590ad902862b4749794256eb98f321ccda090761a0eccaf2aad
10. 0x937e8e9fb917c637f64525eb09f72a51d31db27c42e43480a2a8615042dc1fcb
11. 0x3777e64f7ac9f40ae7e4f13404a570afc2a739656a377469485865c026d1c99c
12. 0xb7fae69bb7bd717d54a83df961404a3e4de2a5cfbcfa013fd83a38627fe13f7e
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae