Evidence row 3392610

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eKfmfE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/275c9f13-0fc8-4ed1-8a14-1e708cdf7588/.well-known/agent-card.json"
    ]
  ],
  "name": "Grumano",
  "owner_address": "0xc972588125563ed4a96d47b33e8c159d3aa8afa4",
  "raw": {
    "agent_id": "328220",
    "agent_uri": "https://centralcity.ai/a/eKfmfE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grumano 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/eKfmfE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grumano",
      "registrations": [
        {
          "agentId": 328220,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/275c9f13-0fc8-4ed1-8a14-1e708cdf7588/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eKfmfE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793880099,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:03:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grumano 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/eKfmfE"
}

What the leaf hashes

{"body":"ea2c45f243a7df559532b6ff7ad9590afa28a6cc0d05d2b31c28f38f5e38adf5","id":3392610,"kind":"listing","method":"sync.erc8004/1","observed_us":1793880196566793,"prev":null,"subject":"erc8004:5042:328220","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xe221766661d8f51c7d7a264223251da71f70049e229f76b7a72e978924a7ee9e
2. 0x1fdfcbc0872c64d0aa878f8b5cc6457a55ad05404e7ebbf5fa3aad3095d3d469
3. 0xee7205c1f9de6d05f69d3ea5dd9fff5667bc17b415934ab254fcbefe29afe95b
4. 0x4b38b00e2bc86c096174db9b8272ea9382da88f46c4a02d0a4b100927171c5d2
5. 0x1d3c9f4f8d5b777ded4ce94e8d429e96b17dd07a1d4751974bb82cdf79c22048
6. 0xf1c96e5f64927616a35ee600203b6e41a2498d76d4ae502c99bde5ef305aa9ad
7. 0x46b6833c840ccae9c79da9ed9f33ad7a6bf583549d51b285b63304f4bc5e9a20
8. 0x602b15b50101f93b81c65b51b1cce851b40b658601be6fb1b390861431b6d56a
9. 0xbbe79b9983ac19658b95e2ccbfedc612ed8e487a8c59970f4233b97942562980
10. 0x52de1fcf228adcd8a159b375a39bf2de6ffd39d27b96cc0355f38ec284a3f869
11. 0x7f467b6e7f88955ac12d81cfecc8b4a89c9abaad77e2e1ac2cd0f07a52d6a6ca
12. 0xc9fe133f20e9d3a24efd7bb11afcbbdc604a972dbe42b2d2133ec64a065c74d5
13. 0x53360dd4a714944f94296b461a01bcc564310b05565b05aea6e1a71feee1a57f
14. 0xce27876666d433e301388ab9a229faf79cf58e8e5e9d26b51a8919e49ef7c4fb
15. 0xb5004928d173812cab4255917f4c361aae718a32a8e6208a7de15d84417a441d
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94