Evidence row 3400909

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/atg4YP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/16a146dd-9fd2-4746-bb59-8ba7a1403db0/.well-known/agent-card.json"
    ]
  ],
  "name": "Sintidose",
  "owner_address": "0x145c6d5a230422b1632e656857e40a37cfb358e5",
  "raw": {
    "agent_id": "333301",
    "agent_uri": "https://centralcity.ai/a/atg4YP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sintidose 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/atg4YP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sintidose",
      "registrations": [
        {
          "agentId": 333301,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/16a146dd-9fd2-4746-bb59-8ba7a1403db0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/atg4YP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793882339,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:41:23Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sintidose 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/atg4YP"
}

What the leaf hashes

{"body":"2df7f77780f464074f87e212617d87154fe2ccbcb47175bc94c699e9f2b38ad2","id":3400909,"kind":"listing","method":"sync.erc8004/1","observed_us":1793882483074767,"prev":null,"subject":"erc8004:5042:333301","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. 0x4c5e79fd67a0e487de833337c200ee98c75c488dde4f6572d12e66d12ae83a4e
2. 0x61e902e3eec2b39c4bfd539c7c679a3028314016a5088ffb3a4defcebc4b60dd
3. 0xc1f7f45865a70cda0ccc84262d0ca8d33f33d9e98ff9662c275e2fcdacb1fdac
4. 0x6b0e871b7cef6afa87f58d396a1730e4e21a67148ad2cee60d68685a0d6fd6b5
5. 0xdc3928a367ca465bd875759b333ef348c9095cd40edee4c3b23c5c29377d7255
6. 0xdbacba349d07bc7ed91653a8151c3b430415750d14f4ff8a00465903599a73c8
7. 0xa3c948d744ee7644a9c99923e66029ec72ac2272965eac08a9df7cb1b95aeae5
8. 0xa50500f2ed36be4d59a0f6371edf2cfcc5177c53a860a2a325bc238fba2f5c7f
9. 0x1134c3da832f5a26b797da2581a40447bf6b75a0ed728f55a2ec6ea97231e0b4
10. 0xbe4cdce52a5d164dba640269e9e9f402ee65d92536be40944ca22b8168b849f0
11. 0xd0d5069e1f8174a8d881366768429ea14829a8a14b740b2647f6f679f35493db
12. 0xc52e16d3c68947f51efc300d768d2c0cb4fb5fd8849b2abaa61811cc16be4a91
13. 0x9899177649213895bad2e2e2dd6d31b170ccf53409d2b31f71901d3ceab239f8
14. 0xf1ebc8b794cdbee72cfc7d6298b0f35487ba5d0e9f7a1e6e7c1c1bf23640861f
15. 0xfe0af662712e90709c400186f11133a81c01d01cf7559e4f0670cdd139493a35
16. 0x4014adbe7dbae4fe239da4c4dde0e45d23e85623794ecea527ea1299bc689d6b
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94