Evidence row 2042439

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/S2tuiM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/665376a9-36d1-48a3-9562-446d9c0862ef/.well-known/agent-card.json"
    ]
  ],
  "name": "Vikert",
  "owner_address": "0x02e078c6fb52c62579dece91efd37b6f98c8383e",
  "raw": {
    "agent_id": "54006",
    "agent_uri": "https://centralcity.ai/a/S2tuiM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vikert 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/S2tuiM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vikert",
      "registrations": [
        {
          "agentId": 54006,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/665376a9-36d1-48a3-9562-446d9c0862ef/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/S2tuiM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793588451,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:06:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vikert 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/S2tuiM"
}

What the leaf hashes

{"body":"ea6156ef5491fc4ecb02857d2fe58050f5b9b16ff62826d06b54fc95fce5b485","id":2042439,"kind":"listing","method":"sync.erc8004/1","observed_us":1793588785439099,"prev":2042050,"subject":"erc8004:5042:54006","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xabb2d2fefb473adb5472d7f44bfce0dd290ade3bcd8b1cbb4cd41805d2b21f6b
2. 0xfefc4c4a68126f5b4b4a3f9613bf12474a625e0638c7b84ad3ad1245dd5d390b
3. 0x6bc487364a52def6c2f9b18c8cd4c00e5ca1b9657a188c86e2ce60dbf9f42b8b
4. 0xe7f3a59a27bacd785fcae1f76d7bd851ecfb58d1cafa6a40966fa8e0f282621c
5. 0xf73daa022cc88a119c7c73c6504c417b947c3c1c88d01e8b03bb713d17661d77
6. 0x38d92a57f8898de44dba379f41b7770068a0040055eb1258969cae9a720ab6b2
7. 0x14a775a885685aaea1f989ee14ce380ee4b7d4d40278c891fb954d8886a5a880
8. 0xc4763fde06c151b775e0cd06f7d86cdf88b4a9110ed6658d94d1b75a05aa94d6
9. 0xb8de12298ae50d8a747a311f90d38dacc0d9b87e26c408a5620f86ea02e62d71
10. 0x66573d0444b9bb1111676dfd791b96a19db5e3a63b51ed59a711a8fc18291b00
11. 0x11b69f43a7c4024769bdbc7a2927aaa4a35b3daee374b285eefee5f496b823b7
12. 0x8cc79a806621c6c78dfbbdd21d793ebf9fe2942c16ff8fcfabfae8b921d58fb4
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af