Evidence row 1828494

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IutYgd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3da21a5b-c6b2-4b6f-83fa-2d700082af33/.well-known/agent-card.json"
    ]
  ],
  "name": "Nando",
  "owner_address": "0x3cb5aea8560be7be87e4e41b6bd5ffd32ecf619a",
  "raw": {
    "agent_id": "27972",
    "agent_uri": "https://centralcity.ai/a/IutYgd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nando 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/IutYgd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nando",
      "registrations": [
        {
          "agentId": 27972,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3da21a5b-c6b2-4b6f-83fa-2d700082af33/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IutYgd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793567711,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:15:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nando 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/IutYgd"
}

What the leaf hashes

{"body":"637459fc50c9cd7599d7c9ff5e9b9a9c1283d5b03327faecc6d605d3ab2b029a","id":1828494,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567739286689,"prev":null,"subject":"erc8004:5042:27972","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x763fb780de21c44acf13c90c14aff62906650bb610eff1068ac3d6311efed1af
2. 0xc9999cc80df76d4c47ca7ab3aa5163570c5e85cb45e2b4fec0c351c6b8d4c19a
3. 0x7a3c24b3104f42bc6ce94415af9f07ea170a0601cbc5ab31621b73075c8426a9
4. 0x59bf820c40485813bc2992306a2c7f9a5049a418d3fbe794b84319f2b5867b6b
5. 0x9e790539723bd6c4cd50cd52daf7662cd7baf1837e4d83396a40baf10c8a6a83
6. 0x52f92663ab1f46298b859b6cab42685a267f57c0ca23f2f89ffeadf885f13e71
7. 0xaff8678a2bd57acecefe5a106e7746f69ca9110f1fee22aa3cde39342f3834cb
8. 0x34b4bd289896388ac069372c0840cb3ab29b74a2fff6b248ca30f14352aa550d
9. 0xd9e2dc9d706f3d087a213211877f2dbe2a5b7c31ee7038e8ee6f9e58473a5c92
10. 0xb6b6696975e988c295cd10940a91c5cfd6830aa9445d22a08effca64a6b182b5
11. 0x3246cb30273d52d220731d42f4dd0a1e5b664b65e8b55933134bb53410b0f8ab
12. 0x1e93736ac39275a7c68e57203d7f685d0b2f38ca4a0f77c0e0caa7f14b489066
13. 0x158885233a7e31127e2842e667a258b12d4e1809863fa73786d7994cec474080
14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90