Evidence row 3427405

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ctlM4K"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/df0474d2-3398-4176-b7e3-5957cc511445/.well-known/agent-card.json"
    ]
  ],
  "name": "Maukert9",
  "owner_address": "0x544326e498d8c8408ac2d87301f4a63f756c92c3",
  "raw": {
    "agent_id": "344533",
    "agent_uri": "https://centralcity.ai/a/ctlM4K",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maukert9 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/ctlM4K",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maukert9",
      "registrations": [
        {
          "agentId": 344533,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/df0474d2-3398-4176-b7e3-5957cc511445/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ctlM4K",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793896585,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:37:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maukert9 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/ctlM4K"
}

What the leaf hashes

{"body":"20552dd3ae227de66e35806cbfecbc8d7c075d8d5ad7fc2bef23039ba169a35c","id":3427405,"kind":"listing","method":"sync.erc8004/1","observed_us":1793896629370891,"prev":3427112,"subject":"erc8004:5042:344533","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. 0xcb998d57b0c5c0e692538315adc30eeaa858c03778884e8f6508c904ec1603b7
2. 0x555b1ff300cac4ba1f619a72f1b1c6827fcbe47b2f4d7f0c300ec4218474207f
3. 0x5628bef53da9c0ed667e2b9bb1c65a95002748fa9793af1d479b473b330e201e
4. 0x8a4503ab703967c1a0ce0e45f9c1c1e5f17cd17ad3d26e44d9c9944541b02e4c
5. 0xcc8fc2c656016fc7a4d4988dc3c9e717e888b37ba8a48932ed7ba4802f79daf5
6. 0xbb4ada091a9d8da59729be2e977af3dc1b8034bd43670793b72aa8428f01027e
7. 0x75934b60ced763cdae56de633a9d6a1305f6978139038988ba787d347566c85c
8. 0xa00d20605e7d752ad3b971c796beae8b25a52f95b96207025893f7f980892679
9. 0xc9d1479cc2d012eb99cab49c6bec8e9110d5364560a7d28714f7712fb6418971
10. 0x9227c7e421b0cf3c43ddc7774576f20d2746397524100b6d2a5eccdbe60f8c5e
11. 0x8dab2741159ef7505f431f8296a95c3dde0c90cffe186e7b701c25321b40afb0
12. 0x7c39894dcc75c1cbf685a54c12ffdf8996d182f391919a7a72c9bc6b6d18191a
13. 0xcf9c86bf65b4a0a75207f5b32a0f35fecd6ba8a456e38a5ce345462fc0b7b0ec
14. 0xd01459647d40d605c761723e6522a6a8a4f8cfb9e4f0ef03c29b44591ee9d962
15. 0xa4e56d82ec36b49551d49bd66018a63f06e5a1bf1f57267e4e574643bc111b3a
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94