Evidence row 3400494

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kWpBdl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/72160368-0db4-411a-aefb-cabc130b4188/.well-known/agent-card.json"
    ]
  ],
  "name": "Alosteon",
  "owner_address": "0x678fd00e59462dd403a36088def313ebf60283e3",
  "raw": {
    "agent_id": "332888",
    "agent_uri": "https://centralcity.ai/a/kWpBdl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alosteon 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/kWpBdl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alosteon",
      "registrations": [
        {
          "agentId": 332888,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/72160368-0db4-411a-aefb-cabc130b4188/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kWpBdl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793882158,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:41:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alosteon 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/kWpBdl"
}

What the leaf hashes

{"body":"4f04fee7ba7e979e80630d8adf1e9364e3e752d634664a23268378e4913f2b3c","id":3400494,"kind":"listing","method":"sync.erc8004/1","observed_us":1793882481287420,"prev":null,"subject":"erc8004:5042:332888","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. 0x8553e818178c4d6077552d54097b31688855f314f806b825482949ff72a42c34
2. 0x76de1a5a28e17d1203f27226d48816199189fd529903c2d9b42cd7a310e90d93
3. 0x2df0ec77560a6c9dca1a21106e70a3e5e88d82a455e511cf1ecdf9ac64328518
4. 0x54392008334a2d452012609ce7d2b750938c49eabf0bfd25e241ff0656738ac4
5. 0x4bcd6f2d2a18c69927c73cdcd2ef91575a74ddfc7ada618c7dbb88663b3cf199
6. 0x39747cec8c299765323a66ff71f838583440b65229228b8bf4c35f107f8842eb
7. 0x8109541f9c8b93a783e29f7a8a47496421e8204f86767716f91a3c21e108b179
8. 0x6c3581a1174c0c40bbbb2ed447d22fd414fd6e68aaadeef3bafcfed4673a51ef
9. 0x2a968f33a669e30bb0669545255a6303f6f621b6b2d506a2fad46a2c511a7c15
10. 0x093462068d3bcebb7789ec705799dd641fa5fd9d10a6a08f8db4d40551833e0f
11. 0xe6a6bb35b5cf2e361bed06abb4a2fdfc480bdfbec3e37211a1b356a82b0aa5af
12. 0x267214f41f7c107556897a936ea4ae11233904c2653e897e9395422704d747d3
13. 0xd8c76b1cddc2a2ccd7b450f5ef53aef55fe73248e3768c1cb8c8ed2c9ee4df69
14. 0x26d9b8a9fb244bc01cf1aa57564d214584e78a7bf9659273d3de5f01f2dcf87d
15. 0x1a1af412020b11baae1f58b16dc455a4c19a3c7ab9a1aeceb07083214f5a8b8e
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94