Evidence row 2280341

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rU4c1k"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/431ea3f1-dbcf-45c4-92ec-d58dbf032758/.well-known/agent-card.json"
    ]
  ],
  "name": "Markero",
  "owner_address": "0x9380cac1bb916dc1f51a4e0bb91ae3c3de67c632",
  "raw": {
    "agent_id": "133374",
    "agent_uri": "https://centralcity.ai/a/rU4c1k",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Markero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/rU4c1k",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Markero",
      "registrations": [
        {
          "agentId": 133374,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/431ea3f1-dbcf-45c4-92ec-d58dbf032758/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rU4c1k",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793653792,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:11:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Markero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/rU4c1k"
}

What the leaf hashes

{"body":"78de28ff3059366d500f63880ef3b6c3021b145f5f990894600a5fcecc378b84","id":2280341,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653888479451,"prev":null,"subject":"erc8004:5042:133374","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xb88c3f96226754b69455355713d8f626e162c5b6a4d22f514fe4aa94b50fac58
2. 0x39626947ef4b31b7ed72b6aeb19efb7e1a4bbae83bf6c70fd3e908691f784d2b
3. 0xb1cfe88c0818c72d1d1470e3e720f3bf586824b1f1bce7887b1aac5f4079c8f8
4. 0x038efd9d7da459ede2497a023bd34890d3139a8b90506150aca86244c079218b
5. 0xa972f17b60c495bf13f14eb4b47e57db5436aab769f9a965a0265c6f7246b7ce
6. 0xfe6add97548806d84b018a0b8cb4986325157fb10cf27688b6c24a2b3214d72f
7. 0xdad813e898350577d2b2170ec93b3d56ed85560c622391067e0346bb8db07212
8. 0xa414400f0923533bfc71951c0ba5ab6c0ed3941561f28c062b44b99e1625cd9a
9. 0xa0afd08d2dad67dc45633b04443b1abe2bc5ece1b5aedcd95a74e6393b747017
10. 0x6f591cec951c2d7ff48e2a2a158833a60c7343454cce60a4b6540bc07d8c4d79
11. 0xcdd0bf3077ebdb47e8782f3d79956fd430bac5729173d7f9a0ec212349000eb5
12. 0x203a0e1fcf7f6b3c1f6e99b559fa5b97c74c6f45b35f6eb08cb8521cdde39bc5
13. 0x080572f8942a728701d6e4c74c76b04c122aa149d1dbdef56feb8ce007a745b1
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af