Evidence row 3448639

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eJX5dA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a9408b4d-4823-485d-91ce-817d8b199b84/.well-known/agent-card.json"
    ]
  ],
  "name": "Nizert",
  "owner_address": "0xd95fec4bdedc63546bc51993e1af0da5c044b95c",
  "raw": {
    "agent_id": "351025",
    "agent_uri": "https://centralcity.ai/a/eJX5dA",
    "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/eJX5dA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nizert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a9408b4d-4823-485d-91ce-817d8b199b84/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eJX5dA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T19:48:52Z",
      "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/eJX5dA"
}

What the leaf hashes

{"body":"cf041eee057b430ebe982dc5ff2442a8b17471caffdeb6d317f279e3c13e3744","id":3448639,"kind":"listing","method":"sync.erc8004/1","observed_us":1793908133003336,"prev":null,"subject":"erc8004:5042:351025","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. 0xea7192a7a0554e26023986b2ab05d6367650d9e99b7ec8afed2e602b3406a73b
2. 0xfebf88446de61a39f0731509e4ad9625f0aba9528818625c671bfe024d62a2fe
3. 0xb77d2c92035aafc162d908bd298bbf20ff6fab16c50450c347d5db59015d5bf8
4. 0x6a9e63b913cd8ea4d88d9c6755bb0834631604c16554cadbdb05a4cf7285766f
5. 0x00b203ac81805f51c41bb5105f83a7e43fdc9ff5a3e60fdc35eee08cd388453e
6. 0xcc8874e6744b637d2748b7e6465869d4dbd582b7a4e83009c4d23d48a687b1d0
7. 0xd916709c07c204949c1739ddd103a50f781f1eca91ee50e3239e7d228ae81266
8. 0xec570243dad8c0347f1ff33f7568c01cd2a0e0e90f91f78438b25031bf07a72a
9. 0x96f74b3f7e267ca7be8f35d30b6e5f22b867ec672734639a24c0a526439e856f
10. 0xe293c8aff5bbcf33fd695741b083198c7e081f6dbae82d0de427e807dbd7f21d
11. 0x7ccfa0747f997704b59e66c82a23fdf75ff1e60d8d8c5c832e577fd051d3841e
12. 0x36501998aa66526ec3bd0bf672250cb9a2da66876350043979f42b3acadf5cc5
13. 0x53b35126d12d937d4a8233f11b3e912279a6af8d8074654056176693eaaf1a03
14. 0xed84001e6f67c5df966efea1d4c436e935aff300dda7a7c21bfabca6d7f867fe
15. 0x0f89b13f204fe566641bee24955c02233efcbd2fce2017340ed06cf3c4c4503b
16. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94