Evidence row 2133530

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/A2PYdA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/128414be-8c2e-43ef-86f2-11da3056bc17/.well-known/agent-card.json"
    ]
  ],
  "name": "Takan",
  "owner_address": "0x1348ecfefb2b408402f863b055fc65731d27cda7",
  "raw": {
    "agent_id": "93747",
    "agent_uri": "https://centralcity.ai/a/A2PYdA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Takan 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/A2PYdA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Takan",
      "registrations": [
        {
          "agentId": 93747,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/128414be-8c2e-43ef-86f2-11da3056bc17/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/A2PYdA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793622413,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:33:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Takan 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/A2PYdA"
}

What the leaf hashes

{"body":"2018ec59fc9987e2c26249af51e245a2a5433fa773312082f104cec8e3cf91b5","id":2133530,"kind":"listing","method":"sync.erc8004/1","observed_us":1793622780207307,"prev":null,"subject":"erc8004:5042:93747","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. 0xba66403b3c581cd1d3d04999f0be43fea21dfa543ab51ccde4857138d9f99f76
2. 0xa5e8033f92e3d26068b2182e2f14ec1b8fdcbf0dcab8b2f9785047aee524d434
3. 0x9be5b2676e5c25486ec9fa4df75ae0f48144a804bb347699ff184cb456ae121e
4. 0xda0ab9a5fa8743b72f8a5f7f42e86e9e787e70848248ef2d95a6939bad1e2b84
5. 0xe3ad354a20f63de6a8158a753decc60a1c1018eaafeb495a60e22773bc9713c9
6. 0x15331f3986fbe60fa2526e34e9b39a7f25e12daa992a6af7f832c6d14bd044f7
7. 0x0aa1ab519b84091f8d9194d642d0676f81f8eaf924b5b42f490791e76e09dc81
8. 0xf95ac510332deee102bdcac2391fff58272e3868ff28862d423550e688d21564
9. 0x0f4e4a1ab46dd81fbf233ca453e113e6aaecd8de101571b3bee05bf79bc61363
10. 0xac548f461241ed0910811ead9ba68fe6974037f4d14bfd7a409f8344a3d79da0
11. 0xa95c073d146a1b4c0107d67769e98523c349b5346d93deb0a471de6821234c46
12. 0x83d46cc9a78a5c717b4bb87ce4b38231f8d8a40ecf7e32a81f31d861b83a0b87
13. 0x626fb5c7d656fa8c4ab162a898cfff0f195757f6cb547860059c20e431ef93c9
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af