Evidence row 3118030

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/899QMs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/857a7e4f-ff16-40ca-af56-8b345a77299a/.well-known/agent-card.json"
    ]
  ],
  "name": "Kanseon",
  "owner_address": "0xc85b8bb21cb23c53ce2515851f8f5fead7b9567f",
  "raw": {
    "agent_id": "287825",
    "agent_uri": "https://centralcity.ai/a/899QMs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kanseon 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/899QMs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kanseon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/857a7e4f-ff16-40ca-af56-8b345a77299a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/899QMs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T20:18:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kanseon 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/899QMs"
}

What the leaf hashes

{"body":"047bb9351294130e6d5f13bfd71611a2a99d44738af3f73cdd695532b021daec","id":3118030,"kind":"listing","method":"sync.erc8004/1","observed_us":1793823487649453,"prev":null,"subject":"erc8004:5042:287825","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. 0x18d5ef3e10b76281291133690eb6f5e7e5ff87ca37ce7dc854aa76cfa0a95d7e
2. 0xb414f5870a3caf00843444b509f431ee79d560472c431548d4a25e95dd37960c
3. 0x4cd5d574c0c0c598eed643740d1e205a7acbf973ff229407febe6c5d274a3080
4. 0x7e4e19692212ca82f8bfbf27c96230fcb9e3fac3c6529a78ff4da8ac332002b6
5. 0xa774086a59eba39610f0554109bfc0da4b1d63e307743214104b04eec91ef444
6. 0x9a13aba8da6b739436782074fa2b348097937e6c8369efc8c89ef24b2bd00c94
7. 0xc7928612714270f698c4773d1c7c932e46ee70fb93a6bc809b77d8f275a3330e
8. 0x0278ecb005edd2938c0016ef3c8b45f2cdf316d4c00837701016bebbec5224d7
9. 0xc7c4c2d4d294679867d7ca1ec01882e0e4481f53c9bf8066df3874d9501a69e5
10. 0xfe8544a57e453f92f665986bfb99353f2ea40e6281a540427a1b8452dab05e5f
11. 0x952770e5a29a3899a9731f65c7fd3bb8dbb28bd590bd2b28e5e9bcdedea30759
12. 0xfe647d18ad550a487fb8ffde6839c1184c9089da28d0300e3dbe7caa6fd453a9
13. 0xbcdfd1bcdc5f54ec826f1932cc2092065e88aa03f7845e1fb7380f152046a953
14. 0x6ac43d1174fbbc2d100be6f9123ae0aef5477b6638d0ccc4c3b63b712b3ff98a
15. 0xc548b1872185ffa8b629b319d34df11bb7ba9b287199b96bea02abad81eebaa6
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345