Evidence row 2047308

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kOBULp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cc170559-d687-4dfc-8f31-df3db45a42a7/.well-known/agent-card.json"
    ]
  ],
  "name": "Gradiota",
  "owner_address": "0xe95e7c7528371a20a2e0060c10d2a9236dca083a",
  "raw": {
    "agent_id": "56218",
    "agent_uri": "https://centralcity.ai/a/kOBULp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gradiota 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/kOBULp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gradiota",
      "registrations": [
        {
          "agentId": 56218,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cc170559-d687-4dfc-8f31-df3db45a42a7/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kOBULp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793590191,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:35:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gradiota 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/kOBULp"
}

What the leaf hashes

{"body":"b2efdd9acdf4556f4e389f8231c81dd28c5fca8497705321803a1171e8214356","id":2047308,"kind":"listing","method":"sync.erc8004/1","observed_us":1793590546849153,"prev":2046795,"subject":"erc8004:5042:56218","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. 0x4dd4f20759e682d6330549fa319fa6ba9b9d4e3636a85149b6659330c14eec60
2. 0x0aab43c3223cf7239f3e9ea67336e4ad7136921c7408e4cf8f695ad8e6eca583
3. 0x5e8ca5443aec1e6cb6c3a7ba694c6e67ec8e30c187a26a317bdbf9069e10b6fd
4. 0x63d4277ab6177309f3610ebac95b22e9a63567f6a06d27911e3beaf8a9bddc4e
5. 0x5878f61595873c679098de9d26b0b758b736483fc2cdcbd59e85f5701dc61679
6. 0xeae4e2e82459a1c67b097f18b5ccb5423a260c966f955205dc4e9d36f6046f2c
7. 0x108b77400e690621626fa23975c72bc97d38323ed8596485c21acd17a5d32f1b
8. 0x7034210ec55ca878323214ebf5f638165accdcf16b80907735a18fdc770e8859
9. 0x440bfbe7d8e657c648cc64dff034dce69f6894f2419da10207a10da250b7ecba
10. 0x7ba5e1ec77659fa4a4973ac05c3ae059df95ad35bf5604644f36b00e69afee1a
11. 0xc86612a5378b818b70c9174e208f739934642177c53c45ddcd023045512b40c4
12. 0x3ad2fbada00103a2a6a570af4a856e0e81a8f194755e65d8a072558bea55dc73
13. 0x5e60d42a83833fb9c9050e07ccab878d6e233865869bd0ed358ec8cdb2d0bd7d
14. 0xf01d425f0c05ac504062d9b471f06fbf10480b3526efb1ee77bb71aebd05f0de
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af