Evidence row 3420672

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tvQeFT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c7910424-fb48-4353-a2c1-1bb930bf1021/.well-known/agent-card.json"
    ]
  ],
  "name": "Maukino",
  "owner_address": "0x6ee6d0da2f6df3c80d5b38d572d7a30ead61a12a",
  "raw": {
    "agent_id": "341730",
    "agent_uri": "https://centralcity.ai/a/tvQeFT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maukino 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/tvQeFT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maukino",
      "registrations": [
        {
          "agentId": 341730,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c7910424-fb48-4353-a2c1-1bb930bf1021/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tvQeFT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793891754,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:20:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maukino 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/tvQeFT"
}

What the leaf hashes

{"body":"39b66e2baa68a4cef3efa73d05ab5e9f1d9b481769901d8bab9cc373df7c927a","id":3420672,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892001094803,"prev":3420300,"subject":"erc8004:5042:341730","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. 0x56a4c5ed1f0b70594c76532e06b382d365a5cb6eebc0f01b9b96023911c8a945
2. 0xa4bd470ee569a4b7e9aba584c55dec226a084f93aaa6ffa2e4bc5a2220a7bbb7
3. 0xe7660b75c4f4e4f31a3c2fddd83086ab10ce60d9f080a902b2b4f7d4f1761323
4. 0x7d8c7f8271f3645b429416896962ec83b8fa63511504b0e46ea5d990a75f289e
5. 0xcaddb84c1eab747e12110add47e15652a69cc08345844ca6e47e38dab5009349
6. 0xe6b30fce743df5c6b56c0085db753b5037147426e8ca014b12102fbddb6d353c
7. 0xd018f874cc0ea3229d12ed9534dec4ebaeb7357d0e3ef424405150821f3affcd
8. 0x6a623322588e1604ec811db8d4850000a2c6a8d6e0e094044849eaeb4e78f28a
9. 0xba106bf5a05331c0079407b69813a78d91c9f6579a5ae1d017c9358be353a8c3
10. 0x21c403f6dde0091fa5b6c8b2364d80c1ee83e0acd53e1192502631ec57387170
11. 0xc3acf90125448a689904214916566dc233ade48288e2d0b689d12c4deb0a4bc6
12. 0x3717ba9f1d55ebc6da79ce8d8c7b0b90626abf159aa793b8b9e7e7654f8350ab
13. 0x05ed10366f7022b65ba0d6a848668db25748ece9b39afa5185bd888927bc0d60
14. 0x449cf1e61bccebdf54815ea279ddc57c99a96619eb284a92aff809d999dc68c3
15. 0x20ca3add72ff47f6497449b7ee3adf1c6f2cdbedf8b5a49a56da543bf096a5fe
16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94