Evidence row 2960975

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yLONxn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bf1717a2-4a74-4e0b-a6cf-2a6d398b7253/.well-known/agent-card.json"
    ]
  ],
  "name": "Vikano",
  "owner_address": "0x57257bbf08ec53c00bd911a16196fa28dbaa3868",
  "raw": {
    "agent_id": "229861",
    "agent_uri": "https://centralcity.ai/a/yLONxn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vikano 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/yLONxn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vikano",
      "registrations": [
        {
          "agentId": 229861,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bf1717a2-4a74-4e0b-a6cf-2a6d398b7253/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yLONxn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793772743,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T06:13:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vikano 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/yLONxn"
}

What the leaf hashes

{"body":"83e9e774133c605d70f07b66a0ab0a76af6c0932ccb5ca35b9955e2666e2ca14","id":2960975,"kind":"listing","method":"sync.erc8004/1","observed_us":1793772800106400,"prev":2960521,"subject":"erc8004:5042:229861","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. 0xf96f1169ba27dababd0a93a408e62e80d9bc3d675d045a4332204c6eec7bd9c3
2. 0xc1d5fa6efa0b9b777a52ea2c10e8db456146131f1d63bad84680b8b99f3c6138
3. 0x46b3f86fd2be84a8f25a4a12b24244b601fcef9c26907f706638724364ba5785
4. 0xc9c192b6749b480a4f47fa92ef4403e9825ceec69c801134e93c6ce991664d70
5. 0x82991cfa274205ae276f8bb63c0f557a8581a9d058bc9601a08f744077388a8e
6. 0xf8908b26bdbe55fd9f8c6d186e0ee8918fab0c0d0e9da8a7f55662d9d2e761f4
7. 0xdd570acd2af5a10690ce6263692aa62409873ed3172fd75cb3a6e7300a4d9d76
8. 0x355dd4f7933087bd71a061079a0c8295f3650e8d334f514fbcb279bb8033b123
9. 0xff0a415cea786714aa3ba1eb51aa147b8fdff3d91eb3ef6119f1f593728ea194
10. 0xa399578501a7540fc44f34ea4d711aabc6dc9cbdf2f83e887d818866b3fd5184
11. 0x2cfd09b6f771b3134e162064341985f95eda46d8a828c3a7cd7d8c7a7314f7e8
12. 0x8b3adb8ae71e069f968cca26c226af45bfa3828d8eedf61ec7841bbf32e8e2e1
13. 0x80fdd731dc04e905fc342b8fc0dcfdca1909a0ec3d167105c559039cbb6e89a0
14. 0x362d041fb35470d2c0b62254965cb0f1ca92753beaff4f109108a801cb241467
15. 0xf3c6700d5df4bc68d1e98c623150c4852d8000cd123b59c743588bef452bdd01
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345