Evidence row 2501812

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MnisxY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6b62864c-17a1-4479-9546-1732ebf63d01/.well-known/agent-card.json"
    ]
  ],
  "name": "Bivan",
  "owner_address": "0x8ce3fe66a23ba949b3a4cfdc9d81f350cd167b04",
  "raw": {
    "agent_id": "149136",
    "agent_uri": "https://centralcity.ai/a/MnisxY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bivan 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/MnisxY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bivan",
      "registrations": [
        {
          "agentId": 149136,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6b62864c-17a1-4479-9546-1732ebf63d01/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MnisxY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793670831,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T01:57:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bivan 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/MnisxY"
}

What the leaf hashes

{"body":"940faf4b70b2e3d2c21a5be484b9a29ca23780d099cf60386d5814840a800ebb","id":2501812,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671066704920,"prev":2500478,"subject":"erc8004:5042:149136","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xe0c52aaab0d61f414254a51c65a4e06d915ae585f9344a1e6906930a7ccc56e0
2. 0x32e40abc3d250d09a246b15c9a0faaca23ddd5d8ee3fac1c2cc84b62194d0911
3. 0x544da6d67188f78f02bb70b60dad3827cd463b85c15afd63c9223cf46a4fb7b0
4. 0x01bea58efa2149dd73fea68525ef3c77531af9d03bc7b81bb89aa55139dfcbe6
5. 0x31c9b791a5265f27f360a26818ff2be9a7567d27f448d070b23a45881b92ebfb
6. 0xfc37289048914775c1b4880fa6c23481e3dc57f7d412f2f74c920006249d526c
7. 0xcc5ade946d3f902ebb884b0637f1afde8166a67f65680310a2188d8d6b8be46e
8. 0xde9edac2cf2520e34c8f61e3a464664302c51053b3684162da56db2ba75ba3f7
9. 0xc16e658446783046be4f40f3f3ecd204abc339555678950315df0a6ed5d4e09a
10. 0xc7027c648afbd2225015646f9db2a931b2de846aca6f42a3346f934a1ead040d
11. 0x461b6d37768d9e72440ea0556fbe9ad1ba8a4a13fb9830342dbfe27a5bb79fd0
12. 0x6346c1777e904ed944eacde864d96612cc0d9cb02af78a2d84e3e67e6157f5d3
13. 0x2bacb7a3207deb74c13a1bdaa0fbb22b2ae9ba7754f80426bad8f93bff67d978
14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7