Evidence row 1836144

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3YfnwW"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/819f282a-78de-4e74-a05f-e874cee2d101/.well-known/agent-card.json"
    ]
  ],
  "name": "Laufeon",
  "owner_address": "0xf2ddf931fd4a90d728eb9ce1e472a745cf94468b",
  "raw": {
    "agent_id": "32283",
    "agent_uri": "https://centralcity.ai/a/3YfnwW",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Laufeon 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/3YfnwW",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Laufeon",
      "registrations": [
        {
          "agentId": 32283,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/819f282a-78de-4e74-a05f-e874cee2d101/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3YfnwW",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793571170,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:17:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Laufeon 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/3YfnwW"
}

What the leaf hashes

{"body":"59f681f73cfae7cadefcc03245d2bdd1e1c603cf5ef19634676a38b789366b6c","id":1836144,"kind":"listing","method":"sync.erc8004/1","observed_us":1793571474719104,"prev":null,"subject":"erc8004:5042:32283","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. 0x9ec7c718f5100d6b43ed719483117db9a067a41adb873683f4cef7a402127912
2. 0x08cf39b08bae7ca7664c2c3b40bf834de33424dc45cb6ceaa9092f0eba109b81
3. 0x87ca650e82f37e73b0035fce628e7ef9ede53e16cc53774baaf990c8452322e4
4. 0x746b2917813a2a2c0501365f4043ee491cbe515d6b2bfae8abe8a376027a4058
5. 0x841e182e85220b9d36134e0466fc20143ac745d4409fb9e6ff0c66474d4180a2
6. 0x58a49ec284593a1ce6ccf2f4b77e11d59a9c7eedb2bca9ea7b144fa3f795d3b0
7. 0xb059c0ac83665cd36f1b771d8e9f5863002d73383c275f3c31a4dc855a7a1de0
8. 0xec140d66baf5c617cda012f856a0dd5dbc0e671a4937191dea5455adb1c58225
9. 0xcc66e1c7c31c331989099a189b5001f12896a3a11b2131d9e5e7a7f02b9c9b19
10. 0x3c1c63c404bd7da91db3d90f0b94516d116d85bdf7f3045b60224de3393a722e
11. 0xa83222592fd6a30c344ee769b2efb6f00f46ed22fbc4508896b7b1a4e5bf26bd
12. 0x4c89b8c09ddf598c7b5444153280a7fec7f433b49f71b6e32e97b70a3a7df093
13. 0x1924cea6ca8d851dc6c770385cf3ddff5f03087e38b2b95faa540dab71151946
14. 0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90