Evidence row 2106248

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/q2BH0b"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c5a49d0e-40ac-42c4-ae72-204ee1241d61/.well-known/agent-card.json"
    ]
  ],
  "name": "Kaubero",
  "owner_address": "0x557cc519a37dec00d837ff662694872cd4aba921",
  "raw": {
    "agent_id": "82921",
    "agent_uri": "https://centralcity.ai/a/q2BH0b",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kaubero 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/q2BH0b",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kaubero",
      "registrations": [
        {
          "agentId": 82921,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c5a49d0e-40ac-42c4-ae72-204ee1241d61/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/q2BH0b",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793613569,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T10:03:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kaubero 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/q2BH0b"
}

What the leaf hashes

{"body":"8bfe34dab5165cf7a768279229cb00c2a857f071a1b03c4dd6e971521747eb93","id":2106248,"kind":"listing","method":"sync.erc8004/1","observed_us":1793613816598587,"prev":null,"subject":"erc8004:5042:82921","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. 0x95ec424263c7ad45a742c8ba6d598c0eedc9c2e570014d7a24525b0e3393c986
2. 0x8fb45724b08c2bb7bb37134b1a811f6ca6f91451f75cb53c274d4bb6d656941c
3. 0x14236b14aa1109b54576f30b593282d1b62f7ef03fc4d50e2bd7dda4b551bbc9
4. 0x5b44d8b57d613c4cc1ce89dfb0a57ebbe9294741df0648d8184ec33aa7013a04
5. 0x462767b96fb37612cc42ebfdb2d50ebdbcebe66279c1afa88ac0f01b56e2f18b
6. 0x287c11ba3f2db43a2f72bf8e8a3a1474f0b72fc5ef8f445a753606f93308f2f9
7. 0x0ef35d42c63d872cb8ee32a1fa0f46a6d5189559c6103830a9f48c783e625ebd
8. 0x7902900e92d291f0eb08f0036fb8e05d34962756de47dcd550713a4601c3697e
9. 0x6fc2317b453673d2a78872d53848451ec1920e3de093738b8e65438bb8a7e786
10. 0xa099ba4aca77ab9d90ca9ed37260584f7f596d6781c74229df096af20b3c9d31
11. 0xd6a5f8c418fcfa8b0a4748e298a8e01cde0ee71c2f11b9535d1aaa5b99afd2f4
12. 0xdc3d9b939a5c0d34370b562b57f71a1d7de8edb6d30d9434a2f5a9a0eeafc66d
13. 0x80c229343462b4db0b5706d7cf049c63be6fca4613d1e49d2d90b6c7dd36074e
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af