Evidence row 3022918

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/uE9LyE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/412adb4a-0316-44c1-bd94-28ee00480ffe/.well-known/agent-card.json"
    ]
  ],
  "name": "Trefisto",
  "owner_address": "0x82081d43938148b53c4615a8658b7429ac7cade8",
  "raw": {
    "agent_id": "257138",
    "agent_uri": "https://centralcity.ai/a/uE9LyE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trefisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/uE9LyE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trefisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/412adb4a-0316-44c1-bd94-28ee00480ffe/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/uE9LyE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T15:27:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trefisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/uE9LyE"
}

What the leaf hashes

{"body":"ce41a1720914f645a6a5b9674eaf2def278c96b9f5d91bcb13d6a8c11968a48b","id":3022918,"kind":"listing","method":"sync.erc8004/1","observed_us":1793806034917867,"prev":null,"subject":"erc8004:5042:257138","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x1ffadb4811d503a43b9de65d03e1e9980ed6b88b055f6fc86ac3ee07d0bdb81a
2. 0x099002b5340e75dd1ffbce64eb18e70753d5bfc0a3a0a2c99d257eb1af19bb8a
3. 0xf474dde10bb85be617215daff8340ebefc4464fde7de4736f0629941240411bf
4. 0xf6d772916674eaa2124a42c0d67a033222d852f95e3ecb4b03719087051e31a4
5. 0x6f6812a70882f5495dac4ed68cfc13a6e570c8bf4714a39ef6cfa02ccacc2d8c
6. 0x6f0ebf43ed13ff754f6bb3f284b28860d1ad9b842f3677783add0dcb5ebaf645
7. 0xd25027ec03d24d48d8de8932fe60dc7cea29188b2d70267e37145ae9ff0b2ee0
8. 0x9ffba031159e91988d0296a27174c59d609c609f8233e44bd3c4a23a281f6566
9. 0x84044ffba8941306228eb9dc8627d81b177ae8a22c6e6499bb59ae1da43a8065
10. 0x17b352aab0f98f761b0e18b1375c1f2dbb0827a56fb29c688b668b5fc9b5e899
11. 0x14b4eb3c8ce70b88a07de2c2f855737c455b7075b41d9d09dabecaf579006d2f
12. 0xe15962f8aad036e2c1acb3f60debf8b1dfde962d0f96a73841e46ec343130236
13. 0xf39ad38791749ae94d8b43d93155884153da2ed6d8af13f22de90795709b34f0
14. 0xd5576f8b7b71ad8f963970f922fc9f5477ebb72a69425e5f0eceef6203a7981b
15. 0x4abf06392be817fed1d4142854589c0ecb4a0254010bceee86244cf6d2d411f3
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345