Evidence row 3688226

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/g9pDhJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/51e3f07a-4715-4d1e-bf31-c2b4dd545be5/.well-known/agent-card.json"
    ]
  ],
  "name": "Fronsero",
  "owner_address": "0x9f8c9ec39bdf63a420cf8598a30f4d838fb9a2de",
  "raw": {
    "agent_id": "376294",
    "agent_uri": "https://centralcity.ai/a/g9pDhJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fronsero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/g9pDhJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fronsero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/51e3f07a-4715-4d1e-bf31-c2b4dd545be5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/g9pDhJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T05:47:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fronsero is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/g9pDhJ"
}

What the leaf hashes

{"body":"07a93fde601931ca0166690efb8f3b866e56afc2fede3b77875feb74fa1248a3","id":3688226,"kind":"listing","method":"sync.erc8004/1","observed_us":1793944061861801,"prev":null,"subject":"erc8004:5042:376294","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. 0xbccf7137a863e39640d242426be9c5569e652563894a1f4323e65cff6b0f226c
2. 0xa473ca46b3744e6e34b6e1fb36c257260a7b641d39dced2563141087a3748a26
3. 0xc7429d61e6e556b2299949713ea896011959ded848fd3807898c7c5f20a4b75a
4. 0xfc4c88a3c5295d976ac4844146819971be0648e8fe3582c752386438ba3cde64
5. 0x78deb661370d277a37606f29431cdc9157c88edba24d0749c2d26c4dab5d8626
6. 0x33506cbe38a06caffb11fecc6275c53f22efd7a02ab3d51197c088ba89bd883a
7. 0x48a0ab50b9e62e3555cb7caee398ef90caaf02d9e00bfed5735d4342bd60d7d5
8. 0xe4e3b0a9c9aea87416a44352d67c9b51030897368b23283101e69735097f6536
9. 0xb6a203d97dd7bfeaf7ffcd04e1bf14a17cfed69e4739cc228263ce014de0c515
10. 0x057fad4c82e5b69a5eec997f9482602b2f7f00539f5085476227ee21f409f766
11. 0xda21bb0c37f7598987ccbd08f4f50cc2d1a5cdfb37bcd01d87b71213a639dd20
12. 0x93c2a57661e67e3bbdb0c873ab8e6a34cbf8d0242823e9d53e94d36192bcd5ec
13. 0x7394662eb98e822153436bf6f7a08ebcafaa539f2bbcc6f03a91648dbf867ac8
14. 0x23b6b6bd852701ba4a17fc526ab600bd25964edbe01b5117d675c3a9459bb7c1
15. 0x4e2c85f79c29b95d6dfb888e9d12396c3d7208dc05aa6a6d68fe77cf5be30da5
16. 0x4a5b4dca6c638b7872bc6485359586bebc62511ba2776f1ea54dfdaa4d1a511b
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1