Evidence row 2163446

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ckvyTm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/467f70aa-8944-4275-a09a-d59cd283223f/.well-known/agent-card.json"
    ]
  ],
  "name": "Taumpino",
  "owner_address": "0x8a043377f91b267e9b75620d136fae7099a2ed7f",
  "raw": {
    "agent_id": "107347",
    "agent_uri": "https://centralcity.ai/a/ckvyTm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Taumpino 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/ckvyTm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Taumpino",
      "registrations": [
        {
          "agentId": 107347,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/467f70aa-8944-4275-a09a-d59cd283223f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ckvyTm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632670,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:20:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Taumpino 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/ckvyTm"
}

What the leaf hashes

{"body":"c7f14cc4ee3bdf802113814e54b207a34932064515c999512e919eeb5a42919f","id":2163446,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632849195814,"prev":null,"subject":"erc8004:5042:107347","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. 0xfd522c2386e49b906c926539099b66050adefc6648e1c37c2ecd8c7a15d22546
2. 0xbe5697f36f37dc09bc52b7c096207f90c960333d4f8d880152a957678348af1a
3. 0x76217f3eb8352efbb5d84442510053f49ad6c2aa4b10b1960aa57b9eccf20c98
4. 0x4a54f4dc74ae3e2e4c8d61ac15caefc257ec88d8c9ab1e0200918f533da8ffb5
5. 0x818bbf958dc2657254098834c071b4fdf7c288c884d081713218186b71b0996b
6. 0x9a79f86bfcb126d4d76d33a3a0ee3f5a6fd0083e8b308895420b384a6b26cda7
7. 0xc7c7e3e0118c03def0ec0902e8a33e354e68eee7a6c7bef76c11486c1d93246e
8. 0x6fc54e82d7575b797b1f91f67686f668a1f325ff7d1ee0ffa96599810cdaae0a
9. 0x2ba069c902ac607a265b01efd8c7582a2d833c2c6dc4290ff990bce6bd82d63e
10. 0x9df32aea43f0bdd2b842af0fa2c21554b910235f91d3f3b691d622f5e9ce90ff
11. 0x8f376a0576c9d1462239b2f3bfa72d1e7db404c0884807ca3d42144667231cdd
12. 0xcf45699f12ed321cb81bb3f661993b9473cc0dc579d286e42718f66c86cf11cb
13. 0x2612b2a6ca482d4e1e568f2a6d1980f6401f76dd9a2480fd196bb762b9e1c71c
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af