Evidence row 3418542

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/fytjvl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dd0eaebf-9353-4b1d-ba96-bd1ad95691b1/.well-known/agent-card.json"
    ]
  ],
  "name": "Bribino",
  "owner_address": "0x3a9b16c31db827e4363e6076b26a36007771ef3d",
  "raw": {
    "agent_id": "341122",
    "agent_uri": "https://centralcity.ai/a/fytjvl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bribino 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/fytjvl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bribino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dd0eaebf-9353-4b1d-ba96-bd1ad95691b1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/fytjvl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T14:58:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bribino 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/fytjvl"
}

What the leaf hashes

{"body":"f7bc7b65d5b8b477237d8acdeb15c9fc95fe320592ed7fbcddb22a1f4effa39e","id":3418542,"kind":"listing","method":"sync.erc8004/1","observed_us":1793890685484657,"prev":null,"subject":"erc8004:5042:341122","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. 0xd8404c81a20fab51c3dbc977165c22d07747fda0917d96a9e1831fb84d65123b
2. 0xe0697c0f6c9347e7abfe8a99c2191bb0a340a47af7018bde6a2bc80937e2474a
3. 0x40f884767e82c7f4971802a58834198eb0e70dbce489eff5afe3be12a0022067
4. 0xe8999416cc5adc6bbcc54881fa7075cbf9a9fd65b62cfd8811142b7259fc6276
5. 0x4127ef367eedd61e4529b8930b30d20a505fbc59a6d0548bf2e34cc04b6e30ec
6. 0x2992fe13f0d8f3de3433825e5ac211869530be38c170850b1645030ed569de20
7. 0x7a41885e7f3003e14d41cf44212b6cf954e046f2925589025fea6ef5169777a7
8. 0x407196eb063b0134501cd28c50d5584d6e7f1e86370deebe0cf9ca6eb8905216
9. 0xaddda6abdcfb848d812c3b0afba68b2b9c4fcc671319e9d5c1386a130e04070f
10. 0xc8e7a870dd4f891d0a9f03f5afc4d7aec5b01acf6ccaf67cc5298a075da45ae3
11. 0x600e09644fb747e09644e7c74266271ab01bc287705c8ca0c37648e6ef563cef
12. 0x89f9b7ee0ca767c0e3ff5a46983d7770c17eb5a5bcd45cad399d3fd2ac3b6864
13. 0x4be8cf78a0773f46143e30b9c067344ff6df06b14fc81ca966dc2002454f9ffd
14. 0x18ba0ecf9d097a18d969f015a4d29da864bf68db732c6ad7fa00156b764bd084
15. 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94