Evidence row 3138356

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gfmGrQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e1cc348e-8227-4fcd-87de-2306c14261e4/.well-known/agent-card.json"
    ]
  ],
  "name": "Kovabert",
  "owner_address": "0x1ab14fd0fd5e3ad625d8c9a0f498354c57e9a4fc",
  "raw": {
    "agent_id": "300570",
    "agent_uri": "https://centralcity.ai/a/gfmGrQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kovabert 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/gfmGrQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kovabert",
      "registrations": [
        {
          "agentId": 300570,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e1cc348e-8227-4fcd-87de-2306c14261e4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gfmGrQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793829499,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:02:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kovabert 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/gfmGrQ"
}

What the leaf hashes

{"body":"07c84bc37944aaa67053d73d74e3b1267fa76e97440cd4981c221a77f9ab0bfc","id":3138356,"kind":"listing","method":"sync.erc8004/1","observed_us":1793829748918316,"prev":null,"subject":"erc8004:5042:300570","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x4524d8224643daba6ea95fe14092be2e1934a3786c75a22e7b00d4097adc2c67
2. 0x8f7bb14a7a1c56b021c1da483cdf7b8324feb31d9d82b9c32ca41f0819442a42
3. 0x9fc15ab02156ffa0bb8ec69459f2167f13d470df821a9d84855deb4844e87a39
4. 0x9086a45c40783a695deed95be73b2445b37e3040a6a5b2171949b5976925028e
5. 0xeb51cef794e313c46697f5b3f8d3b8c5ad2bf2a85e6a6e3add2fc231b25b2c9f
6. 0x17b76ff10ff56494eee9701adea157c1c4ee66135036ecf4450a3be75e4d9abe
7. 0xf42260b9c851d612fa7c603438c3e82647cc9f4b12d5381cca799fab085f70af
8. 0xd38d40a8905c86094f898b67d932512b55fb1737afba6ce6f6cf2910ac467e55
9. 0xded8983c460be62d2c7dd04ecf5d9981650bb493bf84fab965f6ac9f4190c7a9
10. 0xd3ffcac139b33d95012f2d6fb5201dbf82bd9eae32b0830bbbdd9a2edfe31fe1
11. 0x5427053cec44259ad7d57630aeeb2f056f8cc85d9206f0e7c8f907c24cbe7d3a
12. 0x09f3004fd8ed24591cb612d6fc1adbdd23d44a46f8dd3e5b2bce6438fdc6f3f5
13. 0x9d313acc513bf50fad94a2f2250bf508d11d7a363a2c544528e2fc4ce0dfcbbf
14. 0x3775ac98947ea3444f8e9066b97ed6d5e0ed4bfd990afc8683a340b7b187697f
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345