Evidence row 2528394

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/psemW0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b0641d05-fddb-4275-9852-4010c75c8caa/.well-known/agent-card.json"
    ]
  ],
  "name": "Bufisto",
  "owner_address": "0x6f3f6056b85d6b622f7800d81aeceabf511b6102",
  "raw": {
    "agent_id": "159407",
    "agent_uri": "https://centralcity.ai/a/psemW0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bufisto 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/psemW0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bufisto",
      "registrations": [
        {
          "agentId": 159407,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b0641d05-fddb-4275-9852-4010c75c8caa/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/psemW0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793682023,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:04:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bufisto 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/psemW0"
}

What the leaf hashes

{"body":"83434073874f7d24d96a08b5ff48859735299dbf9dbe8e83a6871577f768ddb5","id":2528394,"kind":"listing","method":"sync.erc8004/1","observed_us":1793682281066388,"prev":null,"subject":"erc8004:5042:159407","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. 0x13c1604ee4fbf525dc7371465fbb7a943d4b5eba91bcce5d435f9a7c374345c7
2. 0x4c0ab7506a7f1f36fb3b05fcf4767aa881b8e736a55009cad7fc80680fda2aaa
3. 0x7f40de375068d53f3e33adfd720b46b22e0b900611a25366ab5e5f0c2960b79c
4. 0xfb3c33cb2bdb223e41cf5fc148e3dcf4d2d9c1706cf6c7fc8d48daf7f70bd2de
5. 0xad0a47c4ee4eea23c2520ea162c71428571ad27bedacec688673d0c099ab821e
6. 0xc6ddf1c24f22f8a4574eb8309e17c93c944edefc0770d0af044fd804eb81ad48
7. 0xaf583cdcce0a4642c1b479723a11b8de2d5f30ae0715205d918a388faffb6cad
8. 0x0168c06a3e4eaab60b0795162bb523708cf52044ad0c66f4d9aef45bab4cae4d
9. 0x46e2aae60c777770f1dbe7c4b39105b17fcf7d7879febfce8111293f4e70a22d
10. 0x27394c96db939e05d7fd469252f46ea88059326ab65e086b477a61398b437c58
11. 0x3a54e5e88adff195e5ea8f98c34218f5533217233566fad9f93625febb2fb857
12. 0xd68ef24e52094c530a6c2836ddad853e7be70fe51b4f455d659096a1f808657f
13. 0x85cace83986c94d601e82be51de5f4403bcf0442ce39d75a11610de56c90caae
14. 0x76d3127ff7002aadb80d8fee8c3084e81db30af8fbd02d4fa7d7662d40807bc2
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7