Evidence row 2049441

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VBVpna"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/40383ab0-53c9-4a51-bac5-269409b09600/.well-known/agent-card.json"
    ]
  ],
  "name": "Grukeon",
  "owner_address": "0xc3a2d219dd58f0c1f8f588729eba159218547586",
  "raw": {
    "agent_id": "57625",
    "agent_uri": "https://centralcity.ai/a/VBVpna",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grukeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/VBVpna",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grukeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/40383ab0-53c9-4a51-bac5-269409b09600/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VBVpna",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:47:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grukeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/VBVpna"
}

What the leaf hashes

{"body":"0445bedaf457362bf5c499c6726a435e50922b8984f82a222daf3eef35db31d0","id":2049441,"kind":"listing","method":"sync.erc8004/1","observed_us":1793591244399442,"prev":null,"subject":"erc8004:5042:57625","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. 0xb1456adf76a5be3f1c3816926a4dc7030da46a941fa2806c813913048eee88b1
2. 0x4b9bfa235ae1f5b3ac13a90acc29d86c7a7210a92fc93401f8fbac6d1d25581b
3. 0xfe0c8ef494e6afbe8537b906cf7f8d136f16352d399187a44484ea2899c1bae9
4. 0xdf7d83140fc3742a1c70210d4fb9aa3bf4114f7472b30487bc46e5f538a46ee2
5. 0x79373abc9edf4dca73310f07af566cd833bbf31633f18afcf921e4540558fceb
6. 0x6409b7ff0592dd57c0736c2274650991c4ddc2a60c2105d2646a5948b5c89f74
7. 0xb347ef051d71d2db396ec8f10a62f567e6ce55a45444a464a03a59bf164fa580
8. 0xb06c40ccfb8719b79714b652ee52d73068b7b281330ec13483c587b6950d7a20
9. 0xd3d518003ee4becda75918b94a4fec91b437d0832672786c3c461420e9b4cf2d
10. 0x5ef26ca43848c0f33e4a1ce1afcc053e715ba213c39fc0a14688853d075c93f8
11. 0xa72fae261d3680e737d354a6ec7f942c9eedb92e880cc5959b0d60e8935eccd0
12. 0xf087d871ca9371733715e0ee714284dde8df08d54c23411920c514ebc8cdda25
13. 0xf214768748b83271814cb189e6d8ee47b2a524b5f96a73f108b1dc6771b128e1
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af