Evidence row 1830053

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/I9sdZ2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2722347e-563b-4369-b83e-18a1714198f5/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiseon",
  "owner_address": "0x5d3b23a28deb218f262e75a462988b51c3882503",
  "raw": {
    "agent_id": "28770",
    "agent_uri": "https://centralcity.ai/a/I9sdZ2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiseon 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/I9sdZ2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiseon",
      "registrations": [
        {
          "agentId": 28770,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2722347e-563b-4369-b83e-18a1714198f5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/I9sdZ2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793568359,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:27:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiseon 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/I9sdZ2"
}

What the leaf hashes

{"body":"0cc37272ade6bd111bdad599a44ed0d7cad965c74960f9a2cf241b4f3300cd41","id":1830053,"kind":"listing","method":"sync.erc8004/1","observed_us":1793568420061442,"prev":null,"subject":"erc8004:5042:28770","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x470a5e58472e9f016ad7176a10416e3dabfe06a9cb5dd7ff28694af487898d8e
2. 0xe047e5e604be54c42536514631a152d02b3330c21778e9e9cf15d6ecd55f62f3
3. 0x5589d6803c9d83c79ae44234842d362944c6e566e469f16f4fa0463081a66c1b
4. 0xf13d90fcaa30650e649919e7c3133014fa93ea3733e095bb4be7af0fb1e07226
5. 0x0809fc1231fc12a0b495a25c9f41edcc56a9018741a05c5f20a553991f0c5a36
6. 0x9ee96805f0fdefd031c1aac365340fbc2f5a6e2f2b38aa03b507fbd5136d1cd0
7. 0xcf5f3e1688b402fa980764620a8d6a6276b2c8a54173f5fab76bb92780af9e50
8. 0xc1cbcd46014a37714792375ba7c552c3705826a544e114fd529ed60af555e5cd
9. 0xcf7cd262a1556015ae56a9d9dfbfd6a08392a36a4cbc3d875ba4c6876bd60fb4
10. 0xe900170c958a599f74f4a6a420885659d5aac754bad4a5c13240a4cca2ac3358
11. 0x108392a7ff2efe8c481a60e75052083d655ba56daff372761ee3dcd5188d1fa1
12. 0xe1deb8893d47682791af6eb6686b296314694437999dc8a60092d96cea41a540
13. 0x2fb27956c8711909c4c9d566a96f97834f5a24bc0c69233e771cde297811d69a
14. 0x6c979ceed347ae2f49a398afce74e46416fbc8bf2d649ac7be77ccbc81b2ba03
15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90