Evidence row 2555109

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EYG7Uy"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/46fa929b-6465-4886-89ae-86672067eaf5/.well-known/agent-card.json"
    ]
  ],
  "name": "Nonteon",
  "owner_address": "0x265e5e3f8b40067dc00fcc910e154b675ffe36c0",
  "raw": {
    "agent_id": "170635",
    "agent_uri": "https://centralcity.ai/a/EYG7Uy",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nonteon 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/EYG7Uy",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nonteon",
      "registrations": [
        {
          "agentId": 170635,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/46fa929b-6465-4886-89ae-86672067eaf5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EYG7Uy",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695131,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:40:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nonteon 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/EYG7Uy"
}

What the leaf hashes

{"body":"3efc70e6db698e1efa4a7674b8217a90387c896e3b493074af8e474e6b992799","id":2555109,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695218554306,"prev":null,"subject":"erc8004:5042:170635","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xfd3788a992a106e69c221f56b3bd1049da72fdc76c7a91e03c418a705511493d
2. 0xa1d63db66270fbea5684e5e22820f495e72a7c0a3afb1de4b511d2f27bbe2d08
3. 0x08af791d65fbf329d4381fdd633730af36637b47db5aad830cdd40d799f9af73
4. 0x0f9d7b02bf55737ef530e44cd82ced9619e0243aec026351dc3ab85208d0af8b
5. 0x761702d5cd692616aac76dc01b46bf5a5a474e44385fe24567e024d725b06eee
6. 0xcba0ff52a510ed3692ad2dc210253f320cd03fc15efa0b1d6c64d4ee8758ecee
7. 0xc0477e15e22d5ba7d55526bf8c392c274881ec0644b48fd534739d2cdd0f2c1f
8. 0x211b542ad4cc216e675465cfb2e2424df74e3d1a5438981e6d7bd8bc3671e10f
9. 0x330424a21ab4b1872a446d49ff9286acac8c611a937d3f9954e962106f19b863
10. 0xe1c2082066e0f1a3b7a364e8307d960c5242268a5b7243a9473582d0edb8a5e7
11. 0x3ffa56b133492701f53143de0e29d572ec3792d1fd2f58e78953623483080ff8
12. 0x9beebae23e6ebd6d6b0bb00c7002e82c7e42625499974c6c936c5fe24f9a0f37
13. 0x60079cfab9dfee47546954dca240be72c67c7307edb40b9efb6dcbc22b705c62
14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7