Evidence row 3737336

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/AcMVN8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2ef95b97-9dba-4353-98c5-c351b7127477/.well-known/agent-card.json"
    ]
  ],
  "name": "Brebino",
  "owner_address": "0xfaa302d2f18e6995bdf520ca819880a0dedcc801",
  "raw": {
    "agent_id": "399175",
    "agent_uri": "https://centralcity.ai/a/AcMVN8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brebino 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/AcMVN8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brebino",
      "registrations": [
        {
          "agentId": 399175,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2ef95b97-9dba-4353-98c5-c351b7127477/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/AcMVN8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793974847,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T14:26:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brebino 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/AcMVN8"
}

What the leaf hashes

{"body":"f51783a5268b5082755995e139c891a2317d5a35f9648124f96859888f4102a6","id":3737336,"kind":"listing","method":"sync.erc8004/1","observed_us":1793975171878213,"prev":3736803,"subject":"erc8004:5042:399175","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. 0x052b413311bf5ed4f2b9bc490e4d3649f0f3054f222d43d0cc87e0b9fded2ba0
2. 0x4d0b18b90d0eb6b03966a3b24e37da411a1bd9ef6a7ff485853f311142ac663e
3. 0xd09f44832f87f011b8a558e8851ee518baff0ea29a8f8102ccdec287d3d8b606
4. 0x7685981510a33c57b8df186cbc7a9e370038b81f4515db8a1dafef99fc1b3322
5. 0x29920f566fd8566e664bf39ee3ea7b7be7e214e2309788697a182f670416346a
6. 0x6ef464e0e9dee9970ad11813b0c2143a399d4de935aa41d361042900183d0422
7. 0x61dd18e5c747db9583abc5483070a6c8c2c95f3b96e3ca21e265503a40e401cf
8. 0x239b84e118f518a10061cababf191e58b30766200f9fdf7180e172b236458f78
9. 0x9c030fc611d704f593f9c9843a6737747f8003fc957ed851b1e5355938c2471b
10. 0x49c37c881f2a73a35244c473113bef7c1ec30ea1f1c3313598ec9b7ce3d71070
11. 0xac7be783e629cf0e61cd845c0f6db8c20283c4e054f118448d0462b6cf310a08
12. 0x145ea18e5def946bf8c2c4b8c4a08e09457af7486ddc9027762de52dff10c116
13. 0xd48af394024a8bf38a11696a5a5e69e617d8926919d422a1aacb532bbae8a392
14. 0xcc863252048c203a5ecaa9621412e0894b2decc2ef2f26f79b1f6dd7017bfd76
15. 0xc1c168f06fcf5aacb7cf4877c193f1924402c94b5590a7647a022d30da984477
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1