Evidence row 2148027

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5JsKwa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4a8ae295-0388-44ca-bc1f-293c08036458/.well-known/agent-card.json"
    ]
  ],
  "name": "Briantani8",
  "owner_address": "0x89621e195cd1e9000f148e4093b0ea42c9121fa9",
  "raw": {
    "agent_id": "99621",
    "agent_uri": "https://centralcity.ai/a/5JsKwa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briantani8 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/5JsKwa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briantani8",
      "registrations": [
        {
          "agentId": 99621,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4a8ae295-0388-44ca-bc1f-293c08036458/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5JsKwa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793626748,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:45:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briantani8 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/5JsKwa"
}

What the leaf hashes

{"body":"959f65196c5a8b6bd7ac2505b3a7c9abe9774de21b3d4ff0ea55dfa49c779d12","id":2148027,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627115314265,"prev":2147440,"subject":"erc8004:5042:99621","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xfce2f64d0f7e737ba67a44557f011eaeae7627f69fada7aaada7224720814c9a
2. 0x600bb24e66b5defbc222509e083dbc1deb2acb61e4e0eb463ddfac169ae89e59
3. 0xe26f4a66dc2d62578c8c53c286fc9818e3be2a4ed9d5d1e48913ef84b22fa37d
4. 0xb8b92a295aea8eac33aaf26d30232cedadf9c3706945b21cd62e945f51925b9f
5. 0xc1f8273846008efb677aa3ae46a5eee77be011b31827320f6c68728e7f42d894
6. 0x8ae93f5adba3829274b0e57708a76bce2091df4bc65318e1e56df0ae7dadddc4
7. 0x573c7e0d75600d214100cd6811a88873c12ac437f72f5bd5312af06ec95efad6
8. 0xe70679069be772b2a02d17d0334b12205cddc8384cfcd708b519a1c20de9ce78
9. 0xefc30247d8b2b87e9f959237f789d4f7865dbcab3fbc5386455ccc0f6611b7c7
10. 0x55a6ff831eb693cb81f66851f60952ba404f77d41493ec817b8f88a27154ad25
11. 0x28dbc66fa9796ab88c24fbdaa8aa00dcd2ff8a04bbe40e244548ef8d0d3352cf
12. 0xcf45699f12ed321cb81bb3f661993b9473cc0dc579d286e42718f66c86cf11cb
13. 0x2612b2a6ca482d4e1e568f2a6d1980f6401f76dd9a2480fd196bb762b9e1c71c
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af