Evidence row 2712919

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/l8iS7h"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5c87c707-5fdf-412a-9cd2-100f18f29189/.well-known/agent-card.json"
    ]
  ],
  "name": "Klaban2",
  "owner_address": "0xb44c4b5512ae3a05650c1183f1986b7ff90ff503",
  "raw": {
    "agent_id": "204694",
    "agent_uri": "https://centralcity.ai/a/l8iS7h",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klaban2 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/l8iS7h",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klaban2",
      "registrations": [
        {
          "agentId": 204694,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5c87c707-5fdf-412a-9cd2-100f18f29189/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/l8iS7h",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793739504,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:59:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klaban2 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/l8iS7h"
}

What the leaf hashes

{"body":"208f389507a2a156a94c05a207c5254b3c2d0096229e5f5e43009568ade0b175","id":2712919,"kind":"listing","method":"sync.erc8004/1","observed_us":1793739562182253,"prev":null,"subject":"erc8004:5042:204694","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x5d4de72c001fe695bb150c4314dd93bd4578b27f3ce5fd73eef0f19839511862
2. 0x10e33b448f654ff86aafbb58228d470a419d54e09c3031a14f1fbbbf4966faeb
3. 0xfbdeb0da7788d712758a308f2e3e284e69c2c27397cb95c64b1c2cd0fdeb2230
4. 0xe9b5fc78b93d10b86218f3fdc483a3e5bc594283b379a1721c823a6d50c3fa01
5. 0x9b71148b2e3b5329a22b98a3569b2caa89d564321310ab2a87e00a5050a2f561
6. 0xeb516e91841b5bc60116fb99ed140e7560d26591e137283446a19c9de9fc0f66
7. 0xa2181a1110cf15ce15e63bc7dc954b7b06965765e0bd637183ab161928133bd0
8. 0x513027234ac2f89a4f58f7c51c3dbdfb25b0fed933943a908f4b409835faa102
9. 0x2585402789d0c98dc632623cda9113211f92a98e046986f14f88d9fb040ee990
10. 0xd02fba978db492ed022c261c331ecec2965afcef133a0b81e1009681fb6f187d
11. 0x42742daa4ae3f355a9d57fd91fd326bca019f6a5d7e71c185232a70ffb7b2708
12. 0xc9cb46de0fb34249d46d050d7b3c6e9eb235979a2c666a5e730bbfb605a8d465
13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7