Evidence row 3378256

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3TBOgk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/141b7624-ed6c-460a-89b8-28046a2cdede/.well-known/agent-card.json"
    ]
  ],
  "name": "Staumpis",
  "owner_address": "0x54142119d64c993ddcf6af7a09d2563a4b68fb4e",
  "raw": {
    "agent_id": "325245",
    "agent_uri": "https://centralcity.ai/a/3TBOgk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staumpis 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/3TBOgk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staumpis",
      "registrations": [
        {
          "agentId": 325245,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/141b7624-ed6c-460a-89b8-28046a2cdede/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3TBOgk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793867376,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T08:32:45Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staumpis 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/3TBOgk"
}

What the leaf hashes

{"body":"7347c1190fe99baf06c2aad0da7591ee0a4672090cdd37ebc70b23c8b313635d","id":3378256,"kind":"listing","method":"sync.erc8004/1","observed_us":1793867565437391,"prev":null,"subject":"erc8004:5042:325245","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. 0x89d647a66a0d77b38a02c1106a1a49699059f2bd6e3bac5f057005b89e9606dc
2. 0x7f16c694c6fbe9e8f38563f15647762089dd6d0f1d0660c9abc0a981db3981d1
3. 0x292c7345d3ae2b05a828fb43452d25375ac3144dbd5c2bc3667268e00db6c6b1
4. 0xca9d535ef0c69d134ce5b2ed1a80c401e77eceefb597fe99348ad3fe6baf785c
5. 0xeebac376488a7b71e60669c552bcc5588967c6769f67e83402f7c19c8b045841
6. 0x5ad7ccf2f6d0a7ca076569792438096dd64b440666e0f9bb650db8247f04b4ac
7. 0xda890c2483c107402a888b74b8ee7c03c5013729aeba1598780a7ffa0643ac27
8. 0xda8cf849aff6da0db6896ebbd4c14907f1c51c86d83225c2e8b5203d05afff91
9. 0xd06cdff650ae3636af82f1615f114c91eb82528682d1b1fe1ec20e0e8fee43e6
10. 0x80ffaf40dce7e4a346bfd2df1386e64c48fd5f0b16cf1e946594f2f61a02157a
11. 0xf48cfb224c725783bef8ce4285402a04ebe49ac77429520e9edcdc878bb0bae4
12. 0x7e8581639563b98aaa7081bcefbfd3cd60a397669f211d921b728e659e41dbf3
13. 0x3e9755642a246c284551c3b1f3b1218a5ae17ef8f2e97cf15758fe25ef2cfac6
14. 0xb09333620e45bd22d68e7eda9b4f6597d61b21df0d3c512813281cef1366dbc5
15. 0x1a1af412020b11baae1f58b16dc455a4c19a3c7ab9a1aeceb07083214f5a8b8e
16. 0x5c64b7138585466e7e8be72af6f3dc72c511db2c0c1dc5b6e34ad4e9456c2308
17. 0x7e5b4628b4269525ce0744fb873651b9d7be5748de44b7e6b858af09c7e30bd8
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94