Evidence row 3672970

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eGsCZn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0b50e407-1745-4ed2-83d5-ab200914055c/.well-known/agent-card.json"
    ]
  ],
  "name": "Treindano",
  "owner_address": "0x9f0bb970b2d013af0c66e5f91f48b93a09c47079",
  "raw": {
    "agent_id": "368027",
    "agent_uri": "https://centralcity.ai/a/eGsCZn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Treindano 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/eGsCZn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Treindano",
      "registrations": [
        {
          "agentId": 368027,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0b50e407-1745-4ed2-83d5-ab200914055c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eGsCZn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793933810,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T02:59:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Treindano 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/eGsCZn"
}

What the leaf hashes

{"body":"4c704882d96c9364a79911c2c10576ee3dc53fd6e22bf20e6b007b93238d9ff9","id":3672970,"kind":"listing","method":"sync.erc8004/1","observed_us":1793933976702489,"prev":3672692,"subject":"erc8004:5042:368027","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xb406b43784391b110d275c218990132292c588ea5ced6381c718bf9e2ebd8db5
2. 0xdd69c4e6c70574dbdfffb210c537781c830abe7cd2b3c1a420750b9dbbcad3f3
3. 0xe9a8ca8f2e98d41cbbec0b873d5c234d23a19838d7dd342273336dc9dfb2acc4
4. 0x783d2e480d6a49a0675d91136588342a9008bf99ba309ce8e86cebdceb1ea429
5. 0x65d1b99c762f1221dbe0904192147c2a6af9197f97e27bd09bdb48bcd85e8727
6. 0xf12ab3b11809e2d90ed76c7bb2d79d264fad81e653033ee66fc5af11a4235d6e
7. 0x118b43fd631c59578e9c8e86d602506c3340016c25ed097583e8278e36036928
8. 0x5c1b4c01c86270c7b689e41eab96bc236f402f6552f78f1cb9ab4d09d8aef87b
9. 0x9f07e1d484565ab6bb0a5e918d2152bb54c8499785c6c80ec7a22cc322a9b8be
10. 0x0257e3b0ab812257552defb4e547981d19795a1a592541e9ed6645b70e825a96
11. 0x73785f96e0cb86a9ab2a317dd356b18a24d1e86fe9ed512b3e9b425908f079f6
12. 0x1f058d0a17e09fdc118677165737da8ada041ced73951312a3c0c854fe419a32
13. 0x87cd1069c1edeee1d6a118b845c86f7e5e402d611f73a57624f6a6bd0a0a94f6
14. 0x8d5a032f475d5b910fafd32cb58c0d727d8f470fcc5d6ced065d044bda372ee0
15. 0x4e2c85f79c29b95d6dfb888e9d12396c3d7208dc05aa6a6d68fe77cf5be30da5
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1