Evidence row 2621818

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/u9YnYJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9b4f2c97-71ae-4bc4-a1d4-b10a67ccfef0/.well-known/agent-card.json"
    ]
  ],
  "name": "Tristor",
  "owner_address": "0x2bcfe728e685ad675150f97da2dd1666faf50e9b",
  "raw": {
    "agent_id": "198638",
    "agent_uri": "https://centralcity.ai/a/u9YnYJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tristor 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/u9YnYJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tristor",
      "registrations": [
        {
          "agentId": 198638,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9b4f2c97-71ae-4bc4-a1d4-b10a67ccfef0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/u9YnYJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793729597,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:14:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tristor 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/u9YnYJ"
}

What the leaf hashes

{"body":"f6e2fa3a0816f3a92ddafd6f346020fe38c6215655573427c91fcc6dec71f8a3","id":2621818,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729644813166,"prev":null,"subject":"erc8004:5042:198638","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. 0xfa8b289a8726c4b4bd9ac5b02f60b4469db0de60f14377b70a01bb792a2a41dc
2. 0x1ad458012ed724b3c6054f9b4ae183b6f071c43918e79e65e016162e89a654d3
3. 0x0f8644d8d38addee9d4a0b37ba57a09c8b81dfd40578b7efdb0879f703cdc906
4. 0x8af0e11e928cb8a5f9f40f036aa82cb431546784f062cfd03f0480877dc5dabd
5. 0xee2740ba0f24e7f2f45241c0859e6c3d18e9464bf9c086f9a1b4c7a1d750d70b
6. 0xcb628862fb08d967e66491422d6eba4754f6a7a4328638b13e84ae30d4b01926
7. 0xdca003bc4f4784291c6888dc13988c2aad36d6078c2a16469a64dadb593b7a9f
8. 0x14d678b94768ad389d2d412ebb189e788b00b7f587b601a0d4feb74c90501094
9. 0x31a3e0d55b4f4e73798432a60c357a711001868804c62ede7eecc6bd999d9a83
10. 0xa94a2c1a3c28397b93176f9e24b95b60418d88d61a2ab2e7719803d6aedc8150
11. 0x5347970a2e3cc99ef6cb7802bb643fe1ee6fa23b78417319f72f3e907b734a05
12. 0x423535da8f6395a7fb334eef87c2b331f4a5ce17b0d6ed003ebf18a441197d29
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7