Evidence row 2710441

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vZ87qd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2cd9a562-c22a-48fa-954d-45a568c725e4/.well-known/agent-card.json"
    ]
  ],
  "name": "Tofossa",
  "owner_address": "0x37aa8d6480212d6db375b5806e90fc19df85e90b",
  "raw": {
    "agent_id": "203461",
    "agent_uri": "https://centralcity.ai/a/vZ87qd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tofossa 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/vZ87qd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tofossa",
      "registrations": [
        {
          "agentId": 203461,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2cd9a562-c22a-48fa-954d-45a568c725e4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vZ87qd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793738032,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:36:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tofossa 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/vZ87qd"
}

What the leaf hashes

{"body":"dee0fceba6664f2ae065c86ffd0a03f02fcbf47bbb721d16f1a9cb77a6d4636f","id":2710441,"kind":"listing","method":"sync.erc8004/1","observed_us":1793738210902740,"prev":null,"subject":"erc8004:5042:203461","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. 0xb4f3cc94b60aa98f0b4a3bf2c05e7dc6f89efc2cad3f5d46bc27991852b4b7a5
2. 0xfdeae9e16210007c365209461ed586e149b6235b77dd26fbff08b902573b8371
3. 0xeb8d31a4a7100a405a9221eb3ac35e97618e0db5dfa64cabeb2b712c3f2ecfdc
4. 0x4ed381db8167d28166b7f9a1bbf3bef295bd9cbb5adcf6c793d5fa45362b5753
5. 0x5d66bc9b7b33598407d9fc1296d75f65773d164bd5b011dc26361028de0a5c47
6. 0xff35a648e9cc0eda75dfc8f277b42c278cfc690ea328d45173f7963622b27a51
7. 0xbf8c6bae733fb472ca1c28d7bf19e28f9bf803eb1c32afc89208612dcc2eb8ae
8. 0xe4f462bcda46c33d294aedb4376414d1d5e5acaf4493c979dbf3beaee2d870a8
9. 0xebd583004a1eae5690063823acea09a915e85dd6a744b4f5582ed286c91bb0be
10. 0x59ac08261e13dd04c8b31e9422f92862ed6d43b4ce239b27082f39fbbea7c718
11. 0x213f2d17466874a0900371521fc8276b5b5ce7c69723df9663e06ac2849e8713
12. 0x007ad4f9268ae223334ac043ba8869550520e010b202e7ea881bc3f7d4f0e38e
13. 0x21bb4f528bdd235a77e2f1802b439572aadfc1f1e65d2605dfa0bdcb481e4d28
14. 0x1114468556630d3a65d038b1ce5fa0e558d58422878e6b91ce8c3b87e06fafef
15. 0xc0bea6c8a0da854513562c1be034edd9e23999e98182b784da3cae0bf2e3890b
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7