Evidence row 2056173

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/PGIDUe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cec7bdf7-1a21-4f74-85e1-09d6342d1685/.well-known/agent-card.json"
    ]
  ],
  "name": "Maissert",
  "owner_address": "0xff6aec99d9d2c2f6457b0891e9c4b669151ac8b8",
  "raw": {
    "agent_id": "60355",
    "agent_uri": "https://centralcity.ai/a/PGIDUe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maissert 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/PGIDUe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maissert",
      "registrations": [
        {
          "agentId": 60355,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cec7bdf7-1a21-4f74-85e1-09d6342d1685/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/PGIDUe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793593772,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T04:33:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maissert 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/PGIDUe"
}

What the leaf hashes

{"body":"1652a26d5f76e0382f25a4aa455608efdc149c2157722d9e10e9b0d7c074fba1","id":2056173,"kind":"listing","method":"sync.erc8004/1","observed_us":1793594015512600,"prev":2055661,"subject":"erc8004:5042:60355","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. 0xb51d14d433a46ba1afa2c4a1d75375113bf8efb45c551945cae252d6b510c0e8
2. 0x11f233ae271b055c9c91c1f6e914e10a50515089d3d9498c49d7ae4863863bfe
3. 0x08200587afc0cbaa6451a341d732968f6785ef3647fa5105f80a9910f9b843e6
4. 0xb10e42281032e01b662b4aac0cecf8f9855c46ad6df246ffcc86a6450b003bd4
5. 0x6c6e09189445cc6044d3213192c462eff58c9465ff372c3b55715d132eb93446
6. 0x8c17a185cbbcfb9a16dc1972453894ddc5b8555d351398252dd034ca2ec947f0
7. 0xdad5325d68e2d9dee7f4516f47db4b1ea4825a96cd6b688cf39fadb26f556960
8. 0x0598306e1c10b8272f76a913a13d34a6f125975e8427e093ee9f6bb412b9c4dc
9. 0x8f88fb33c58807d9a88294c44f54747d478cd731a3f86ae10b124c9244983714
10. 0xbe3f9a25d29a7a825cb3aeacec656335196e03414d497829a99a472daec83ce6
11. 0x1d7550d28eee08e134d18cbe246fc92783b3e2319f1f66c9bc4fb223bc00f533
12. 0x699ae7fef9e8b87b378f2b7f3c6ae482aa3f19000267f273752a19f30c704991
13. 0x8f3b097427a1bfae26e9231cb5b00552011a27ad93aa4c0d3e267190fcbbb962
14. 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af