Evidence row 2711597

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bc3ANo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bc473181-7db2-49f1-ab82-9c46d5956d69/.well-known/agent-card.json"
    ]
  ],
  "name": "Barkis",
  "owner_address": "0x3b717ddfb17635ebcb4abf4be5c4d39c710cf6e9",
  "raw": {
    "agent_id": "203899",
    "agent_uri": "https://centralcity.ai/a/bc3ANo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Barkis 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/bc3ANo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Barkis",
      "registrations": [
        {
          "agentId": 203899,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bc473181-7db2-49f1-ab82-9c46d5956d69/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bc3ANo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738691,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:47:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Barkis 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/bc3ANo"
}

What the leaf hashes

{"body":"29277dfad4e46e0ddb454018946320017eca9aa022194c7d9c5d1716acce7fc3","id":2711597,"kind":"listing","method":"sync.erc8004/1","observed_us":1793738878473151,"prev":2711319,"subject":"erc8004:5042:203899","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. 0x99e24ebc233121b3ba0c25935a5a0e265f19470d9bc707ebd6e6949e1a8e6414
2. 0x435719f1f047a3ab51d24959bb65c46a5ae2a72825d90b18e420f8c4e9d735f6
3. 0x0384701c2cb8eecabd3aba88b11d5fe1b0bd50769d8f06fc2989e251ab70af1a
4. 0x16965661b500bb5a279d57f54dff850c2ec140f9e3553a47e93ec36bc6183280
5. 0x483a94013fe938823742dca47d5eb47f64b73d97372e75d3c65f2b9343561da5
6. 0x16667b8ebace333878566ade895234ea4bb952dbe6d3274b278672084acba30a
7. 0xf81666229cacf4768f7b47415b1b0775c240ee633af5251d8323e78cd6fb056b
8. 0xeccf1891c950fbb44d1b63b456421bf155903f7d5b2ba0ac813ce7ae0e477a82
9. 0x56224a18be2117ca0b25ce8e18f22e0d987e1fe010103910c3cc06b1d00f9107
10. 0x5be0998ac95007d3d0d1b0bec0127a16010c3fc4265492a8cecd3ec5f6a3e572
11. 0x7213abc3b073b11e10ab782304691b87f942a9b7a8039cdf65b5779d776039c5
12. 0xe96c3e9661ba818444523b64b69e1c93799e202d182e14e10495bf7bc6acf0d6
13. 0x047541275fbded65ddbf146d04bc8eb09e9b534f8e8c3e57ae4e8bfffd8bcb21
14. 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
15. 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
16. 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7