Evidence row 3156849

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VeSrbs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/66f3e2a8-d86a-4a52-99d4-e3ec2c58130f/.well-known/agent-card.json"
    ]
  ],
  "name": "Fekino",
  "owner_address": "0x1a7c9d16b1a18870901933f25fb92648dfb8b218",
  "raw": {
    "agent_id": "311774",
    "agent_uri": "https://centralcity.ai/a/VeSrbs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fekino 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/VeSrbs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fekino",
      "registrations": [
        {
          "agentId": 311774,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/66f3e2a8-d86a-4a52-99d4-e3ec2c58130f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VeSrbs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793837528,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T00:16:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fekino 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/VeSrbs"
}

What the leaf hashes

{"body":"8b7804a709eed4f1f5bd46cb3730f0952fc70438006f172e50b5ac156e3237d3","id":3156849,"kind":"listing","method":"sync.erc8004/1","observed_us":1793837804425022,"prev":null,"subject":"erc8004:5042:311774","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x63405d5fe70ede89b8fb760ddf498631a607551e1a524f0f271e0ae786d95375
2. 0x32f2a9396e9572059f030fc439baafc7e08b300b67883ca817b511e7873fa961
3. 0x87778e38d4f128e70e25a2a796584d63b4cf1df911738067232fb668dbc80588
4. 0x040b33466752611fd676262479abb22510b6c66f8afbcfb177064027224c1afb
5. 0x42a08016a92e398f59af34d4c7a598e48d081703460953ff9651a14705200344
6. 0xf6e8f83967fd82b63349739351a7b3d69f47c87b7bcad29d3552a9facd5df87d
7. 0x95f60dbc2b5927d11ffd4d403aa0d06de981c228753a29aaba3d3eb2e7f8ef77
8. 0x0c0abb0ae8ae342713093b19e6f2054db1c9d6a3b8fda7b19f14da3e94eb8148
9. 0x52175cbfd3d7aadc11d4fe4853da1ea6e420b3cfdb4e41f22e3b308e93e703d0
10. 0x8ac705fbbaebe77717752bb48b44667195e0e1cb8d13f4dfe26ea8c622a52f16
11. 0xee9f5df06655c36c92ea9aec32c2d3b0cbcfc9daae7c7769a8fab6f686c83018
12. 0xaba79882f91bcb0ea7d524211fa30481dcccd08a99558901f6fca4b7d98d4e60
13. 0xd034548722c9504904677c9c78a99cfd999046f6ba62128a4b775870b4cf2403
14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94