Evidence row 2191765

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/e6thSg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d40f484b-6f0e-4006-b3e2-ede6a4937433/.well-known/agent-card.json"
    ]
  ],
  "name": "Tuzano",
  "owner_address": "0xd9b1330e996f09f3bb5a2f0e5918e6c47e5fe7d3",
  "raw": {
    "agent_id": "121556",
    "agent_uri": "https://centralcity.ai/a/e6thSg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tuzano 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/e6thSg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tuzano",
      "registrations": [
        {
          "agentId": 121556,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d40f484b-6f0e-4006-b3e2-ede6a4937433/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/e6thSg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793644068,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:30:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tuzano 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/e6thSg"
}

What the leaf hashes

{"body":"4ac3e8c7f48b57de437545e050b9e690d187f78cdfa24223ae505543d2fe2de5","id":2191765,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644253894847,"prev":null,"subject":"erc8004:5042:121556","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xf1f72b3d39658bdf4f1c7077e213b52211816657733fdbc304376f443a85ccf4
2. 0x5175a19627946421c8ada2d2990f373f36a901bd5bda2bb18a6f66d0808f9542
3. 0x78419a1398d6e9b1942d7a051c7c91959f16374bf7d8e7e095aad66e0bdacb97
4. 0x2512e8825bdf329d4ba37dbe55238439d26d444c186f0e50c7f514a5fa44ce31
5. 0x45d45d081d79ed593ed3d57fb97ae05ff7f54d598c082367b5589da38f3dc15d
6. 0x087016d1ab0b125c3408b347deef035def87b50c42b7c4ce4c873b569fecb1ab
7. 0xbce6c040f3e645f0b1db10a8db3ea8bc301e59c48021e7a8064ced47cc529a40
8. 0xa56f671c9a42f1674c9d8a8de2a9809d8bf7d24252ecb7cfae7e35cda839b78d
9. 0xc039f16251506f6390897e0afa87a75d1d3c9be4c7e7a994da91cb6986e0ebe1
10. 0xfc400a7fc02d9edff49c0bb0430e95728da36c75a450e7807270f441edfd0b96
11. 0x801fa1a6c8c7a30dec3166192a063bef760bb0f4d8bcbc09e1a2320664835659
12. 0x584982b94b1f05a18922bba3f8ab6e95e0114fb1590617618d3c011faac442f3
13. 0x50f257017d1a47b165e9de41b6c7be745b632a9ae0d6de998c4ca2182e3793b3
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af