Evidence row 3428045

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kA14Y6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9b02f8c0-0cb2-4054-b720-ed3e2a60f49c/.well-known/agent-card.json"
    ]
  ],
  "name": "Nizert",
  "owner_address": "0xea4195769b0c851a5e28f4d1afb32da913abd95b",
  "raw": {
    "agent_id": "344921",
    "agent_uri": "https://centralcity.ai/a/kA14Y6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nizert 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/kA14Y6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nizert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9b02f8c0-0cb2-4054-b720-ed3e2a60f49c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kA14Y6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:42:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nizert 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/kA14Y6"
}

What the leaf hashes

{"body":"2454073fe71303676412e760c01359211da1658acb6be9f4603d6f17a06b36f8","id":3428045,"kind":"listing","method":"sync.erc8004/1","observed_us":1793896958373443,"prev":null,"subject":"erc8004:5042:344921","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. 0x7300b3d240c513b542e7c52eaf4a4f675fee04238c3526eadc90615a92c6c2a3
2. 0x88b6e5d07fac206369e414eb63985e580b09e838de94be1d57a250f32df9bfd4
3. 0x94bf90193f069de547933752892c04b7d6a6f166c8ff96d03ca7de2b45355057
4. 0x95abd56be28539077d11b5049ed9d398f7fbaed3ccc3bd9a9a9950398f82637f
5. 0x32f5e4ad494ab98bcb365178250d93faa63ab5b8ddef3b8c085feb3313120677
6. 0x6d244ddb7a0e99f05f86ef849031667161a6a4e316c0ac002d36a09c5d0b5163
7. 0xecb58a7a859d8b20954dd11c83c95e2e44be8c5fbb95bd6230fd77d0c2f7042b
8. 0x50e0d0abdc6fa473fd4b7ba68e75270fb073a8c8c53755e68906f416bcce1552
9. 0x4a2a2f61dc91c09760752fa8a0b9026d3930c7ce5a5c95beb758a7475864720e
10. 0x6ed3e3c0ce4687771f552d3af54cb5ef7eb51f33154113758a744e3727d0f55d
11. 0x06df7b307d07c8ae7ca8125e18c25c8596a8de00e2c07355d01e6c642e1b0ff5
12. 0x73a1588cf4e8afa48b5f045fe3e454ccba171971d974fbc3b8f0d981ea59d656
13. 0xcd10cdac83e7a4f14b285d956e9d7858d35953837d438fafb62fb1e7b319f218
14. 0x7a97b9b4888ef386a7abe73f8d9c076a7ebfba8bf58a95a273cd4304e478a2a5
15. 0xb5ea076f0a9490f58daaa0cbe915aa5dfdfe460bfc500eaea09b59c1d753d699
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94