Evidence row 2548620

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Zu68RE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/90b60e00-27ff-45fa-8994-32c5f192c51e/.well-known/agent-card.json"
    ]
  ],
  "name": "Brobus",
  "owner_address": "0x8a1c4aedf87cac285144d65cc22aac84d30fb69f",
  "raw": {
    "agent_id": "167132",
    "agent_uri": "https://centralcity.ai/a/Zu68RE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brobus 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/Zu68RE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brobus",
      "registrations": [
        {
          "agentId": 167132,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/90b60e00-27ff-45fa-8994-32c5f192c51e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Zu68RE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793691332,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:38:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brobus 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/Zu68RE"
}

What the leaf hashes

{"body":"acde610ca2b25640ab65e5d3b787499a2c55560e28ffa304a0e3dad5577a849f","id":2548620,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691498452592,"prev":2548339,"subject":"erc8004:5042:167132","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. 0x26149abf6efcb59580196582ff24b2796a6864e00b9667c9818ac8c9de012310
2. 0x5dadd01374eea49332a6a1e66420002b78303e6af87d9aaf668128be1047ea58
3. 0x88928f54eb757f4e4824422d495d6cc56d60b4c51f8ec6bac20f3dfa4d11623e
4. 0x5823b1807c4096dc9afc593b0564f30728019467b1f41086c41af8bf208c9a37
5. 0x28924689249cc6d4e5a5c6ba14d1279aeb248774c194551cda71a2c4b01d179f
6. 0x1b385fae950364fd3f455c7aeee3b1c8247ea644ee46769dafdfb3a94d1b3ded
7. 0xa127ffea25e1bc6b94b5678002c4003b329326bf7fe81c1fabb0a4f8e453a888
8. 0x590a9c3b5fffd9ed2dfe76e08ce7ed11e85782a5f8682061a6ef464b382efebd
9. 0xf70d7140227c757d9813ff74b502c71fe539c6a83ef0b9d331bf35acc50f0a90
10. 0xc4981e2e52b0dcf6e89e01b8503113f88476d1679ee4d583477fa559ac565803
11. 0xfcb638143582760e164b64bf0b7b925f549fca3a9a3a62a8f900efc20a9fbd21
12. 0x9f925f35f54eccc58ad31923af1559c9621feb3817744c1a1ec2f5ddaa8bfbc3
13. 0xef1dfe0416b9867c5e84356ce47af8e533ec4133742db5d772c747b8eb9de6cf
14. 0x2eb509fa1adfd792931a660ef16ddc125428dd5ab3b79bbec78835e1899fa304
15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7