Evidence row 3421291

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GkKeVt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8f556987-5fb1-46bd-bf61-0b300234dceb/.well-known/agent-card.json"
    ]
  ],
  "name": "Maumert",
  "owner_address": "0x07706bc9705d6e03ef12f746c555216e900edca0",
  "raw": {
    "agent_id": "341871",
    "agent_uri": "https://centralcity.ai/a/GkKeVt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maumert 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/GkKeVt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maumert",
      "registrations": [
        {
          "agentId": 341871,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8f556987-5fb1-46bd-bf61-0b300234dceb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GkKeVt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793892170,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:25:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maumert 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/GkKeVt"
}

What the leaf hashes

{"body":"2947dbe5c9c172406cbe7338c68322008da67e0bcdbea1a6dc8c7bf07bc269e6","id":3421291,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892331101970,"prev":3420765,"subject":"erc8004:5042:341871","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x7dd8408cec880bdbd2fed340fbbc75257a465e8f72bd9a02d7f417976dbbcd2f
2. 0x958850fa5098e16a6631c474e8976c692c34944adcf05a67547f0a69be61cf58
3. 0x4488fe142786d2896414bd159ca1dd8567dc6f0ff4aad2a5077b5d32fa034872
4. 0x62a7628b11b08d9b8a1e10fdb87fbdcd13966942c3410ff143e92d64aa209d21
5. 0xc28a41a4b606c1ecee971bc54f1f231781009822b3b96e6ce94eacd83894dcb4
6. 0x5def160eb1d2039edd93de87262331e9a1a35c97586cccf558350ac863844a0a
7. 0xe19a1ba7f30d797f382641c45b4d1e7d4c46fbcb085993204a6f69f521424af1
8. 0xecbc0b5188628ee98500d8d429bce2d55de003e7727d3384fbacd25733ddeebb
9. 0x568be8fba1da14378f9651b03b07b90a9f8b2c7449293b41e777bf9c5a4efe5f
10. 0xba7f80577c538fa01ab19155cd212bdfc1bc95790db3f53a6a946b88a0add2f6
11. 0xdb872db75f22d8baa9348fc5f7bc80e58d2a3d81033f7b699a4a7ab89268c688
12. 0xe21b082f9dc11bb299654325d63f969eb4edb489958f5e82b4f3c7883647dfb3
13. 0xed381cca54c60ca2d3eb586e827c1f96ec5f9b9b163801ed5063713f403aabe7
14. 0xab8d9c6e2bd5035f3d9a605a747d989051b8ebc54de7e83559f48ede8a744991
15. 0x644b3663b447930221e9fe24f9d97eb640daf058f5ce062e43895179e35a3628
16. 0x3b5d12e41df15017099876c1435af6ce1c7a30cfddd96040c3878ac62de1dbc3
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94