Evidence row 3041829

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HurRQO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fc239807-b93a-4019-9d7a-3d6ee9ef58ac/.well-known/agent-card.json"
    ]
  ],
  "name": "Grafiobon",
  "owner_address": "0x2d74decc0c67e7a38e9079e78a84370a7fd3acc6",
  "raw": {
    "agent_id": "270345",
    "agent_uri": "https://centralcity.ai/a/HurRQO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grafiobon 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/HurRQO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grafiobon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fc239807-b93a-4019-9d7a-3d6ee9ef58ac/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HurRQO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T17:45:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grafiobon 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/HurRQO"
}

What the leaf hashes

{"body":"d02ce741d93d0e4b622b45b76a89cc9f610999f7a7b58e1c920459b1b5b5597f","id":3041829,"kind":"listing","method":"sync.erc8004/1","observed_us":1793814337114135,"prev":null,"subject":"erc8004:5042:270345","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. 0x9bcd0c63c59031207be851b19b29d468bf7736034e6c94189d28e7b6a59f013c
2. 0x96bf76d81733c9b56954efa5a020f0edaab4822eb6157fe7cf9c04e13c37991e
3. 0xb3731403c34a76fd2f3eba3aa2729afa4db6880ee28fde6f8d962df199c95c55
4. 0x70190c1019ee4b627fb99620fe1950347810bab91c36e646757b4c9535d9aafd
5. 0xacac0c41e5355de7c88d316f3670bc942cd76b9de28132a82b88db46dc47527f
6. 0x2ecc12c42f387a2779f31d4293213f9f692508ae677b7f57510d7be889205af0
7. 0x944e71a83015594eba42908a9c95e039c5d6ddf33eda606436312d87c77a35ee
8. 0x7f1d77791252aadb49bfc73941a94c5269a0995e1a83c7ec557edac3993d1f02
9. 0x341c1ef0a0fb31c605bba92e0aece63171c4c8ef9c46332f5ed84cdf190d80b3
10. 0x75297abbf484b59430a1bb8efef05a9dee03420e1bf45139734eebaffc9a0cc0
11. 0x7d4b5fa3b221872b898fa813093aa61529163839177ab103cdb564274d125ff5
12. 0x1ad5d7fdaf13500aa12eb122b89fe714d8f228e21c5da25e65f3e1e6f075dc86
13. 0xca6d7f79ac4b499566d27782a10e102f4e930498bb70ab81589def907c6f54ba
14. 0x989f4c924746011551de474bbf1291972687ddbb952d10e6d81e820171bba424
15. 0xcce6f2f7e4f40c7f768552ae3da9c9aed1be84ca300fbff8a25083a9399680f9
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345