Evidence row 2983851

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bAu55F"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f85fc416-ca33-435b-9dc3-ccbb68a9d9d8/.well-known/agent-card.json"
    ]
  ],
  "name": "Huvan",
  "owner_address": "0x133c7b43fe05a862bada6194b3b318ff9f2907af",
  "raw": {
    "agent_id": "238362",
    "agent_uri": "https://centralcity.ai/a/bAu55F",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Huvan 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/bAu55F",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Huvan",
      "registrations": [
        {
          "agentId": 238362,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f85fc416-ca33-435b-9dc3-ccbb68a9d9d8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bAu55F",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793783951,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T09:23:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Huvan 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/bAu55F"
}

What the leaf hashes

{"body":"da87a7d5173eea2dafbe5274feed5e3efa06ce59f635107f5d96cca45b1dad63","id":2983851,"kind":"listing","method":"sync.erc8004/1","observed_us":1793784191760122,"prev":2983361,"subject":"erc8004:5042:238362","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x7a273dfca777518d6198c72dd4472414ae75140dd6109435fbaf8f42b5304159
2. 0x08004e0b4bf469581bdd734aa9b3d7bd7477c2c8a162e7d67f09be5dab23f769
3. 0xb0515adb4ed87686a146d1bdacc9bf524de6fd84e1ca12533cf724a80ddfd61b
4. 0xe37bfd679b73aaeb94b3ede688cd79bf98752843bd334bd4b46406a49931e621
5. 0xa081fa56325ae5c22e88113d147a035820e5a94946db5722e5e86be9c7cba936
6. 0x8bb79a9bb90e6df83cffb7f2a0dc5fb1bd86ed2529647305a784fc374be92456
7. 0xe36d4ae8bf116e0f12f1aaef1def2dc6fca2827021e328098f2e2c01f545912f
8. 0xd47d14e5d0621c3619f321bddcff2dc6d07f05983627abc50242fce70d94f197
9. 0x332dec8339df2860f566bc61399c074da25c6e417d48aec128c94e820d48093b
10. 0x6dbe5a98279b2d2f066b4498f558c391a487fab7ee4f3105ad1482bc115817ba
11. 0x284e71d549abf87d1dbe8b002a64ed869e14a10800eed635e72ff5fabfb0085e
12. 0x55e77647e406b749218ebf77b231288658e3c156c9ef8c40be2c3f5b3d96dda7
13. 0x70ca89489a9fa1e2b77ab8b785927af276f82aa5e12570db31702235d8ba85d6
14. 0x672a92bb1aadcb2fdc7b61be035def098029a867a56d638ccf038b9eb9fadf28
15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345