Evidence row 3433096

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sGvl3y"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ee9edda7-f3b1-47d9-beb6-0efe7f486fb5/.well-known/agent-card.json"
    ]
  ],
  "name": "Hivino",
  "owner_address": "0x4b891e53abacce74c36fa5326c157e72145f52b6",
  "raw": {
    "agent_id": "346540",
    "agent_uri": "https://centralcity.ai/a/sGvl3y",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hivino 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/sGvl3y",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hivino",
      "registrations": [
        {
          "agentId": 346540,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ee9edda7-f3b1-47d9-beb6-0efe7f486fb5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sGvl3y",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793900094,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T17:37:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hivino 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/sGvl3y"
}

What the leaf hashes

{"body":"7adc57df5450c4de32fbcda0cfd2301510f0d6118e15ee05ca16389b6232df12","id":3433096,"kind":"listing","method":"sync.erc8004/1","observed_us":1793900256488130,"prev":null,"subject":"erc8004:5042:346540","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. 0x63fbf543af6e30251e13ada3d7461cc8022bf7c80928b88f86e1e894ae3e0e29
2. 0xcaa32e176e422c5b636df895394db4ccb14246b03a53f1e79fe74565d788a8eb
3. 0x961558db62166180b74305d4cb54d2fb309c9bb665c8128dfbd432f212a151b0
4. 0xb9a1020f6816bd1f67af0996c44c4490b367e598d21eef9b77470c549c9ef784
5. 0x01a40b54783eb0770caa4afd2bfcbca5deda62804f5c74adb39a6068ed783745
6. 0x9212ddc7dea34123279ddbb7031d70fbdf95437b09f61e1bd571dc22cc7150e0
7. 0xa06523fa1f9043a579d14870045c8ceee0e235a5ba4bccf5df7010a09b03cf2a
8. 0xb99b5d3fdb03a504b457e43c579d1e6abc95a2bc43779f3780f10982dc27d1b9
9. 0x70c525cc8903a13d4f27892c46e1b1840208ab11e162825946298336ca00396b
10. 0x7edfce1fa5b2c2ba5674de53030ebdc2f08a6307593d5e6683903e556fde8936
11. 0x9676ca210cd944c63247613ccee581b26abda4b64ebf3c3f82fabb684459ef7c
12. 0xfced449b3e7e4909cd5bb3dc13f55042b00e829e8054b4422cb23d57a838eac1
13. 0xd034548722c9504904677c9c78a99cfd999046f6ba62128a4b775870b4cf2403
14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94