Evidence row 2172041

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4Tzv12"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b156c14f-2b37-423e-879f-016ccf253a5a/.well-known/agent-card.json"
    ]
  ],
  "name": "Mailabel",
  "owner_address": "0x719c61f9e57d285475f7e0b814ed684abf18e394",
  "raw": {
    "agent_id": "111673",
    "agent_uri": "https://centralcity.ai/a/4Tzv12",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mailabel 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/4Tzv12",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mailabel",
      "registrations": [
        {
          "agentId": 111673,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b156c14f-2b37-423e-879f-016ccf253a5a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4Tzv12",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793636612,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:24:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mailabel 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/4Tzv12"
}

What the leaf hashes

{"body":"15efa447b36d0d4f31c256166a44b6b156cbeb667b3de7d8a69fa47513a5e45b","id":2172041,"kind":"listing","method":"sync.erc8004/1","observed_us":1793636687543645,"prev":null,"subject":"erc8004:5042:111673","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xfa7cea36223cf323fea7d197d34fa7767ddc1c182b40af270aa6046010cd1d65
2. 0x3fa806ce5a3d76eb2512aa4af4b4f448b619a51d5b73606c4b3505580310e164
3. 0x8f88235e05292817a7a0cf956995731a5af36724e649670c1fb5bf5153ea9842
4. 0xba8df571513ce9e3cfd2d04e3b9e127edf271eeb83f004fcb75df5b4045d1b09
5. 0xc4bb4dc10dd50a0af0ed33fdff6073cb28de684cd3fb32b1aa163c80d036b981
6. 0x2bb8a5896056db35ef9498fcc3802e5d662f4bbee9aac38b1472c15362db4bea
7. 0x166b57f80a2f2efdbc394ab63bb061969c40a7e4e0195b6d8b5ba6fc097684d8
8. 0x8b3ab44d01f728a2235b64ebf6329d22c3e86982de112a9cdb02e518ac3b871a
9. 0x9422746fca98cd9e36f61152291b1159a5ca0462a00586e4c7559ddcefc6450c
10. 0xd350a98d5d904747e2af0cb080a0f675a855db6af455bb9b02373a9c02cfef8f
11. 0x8a58aa9f01814788100b857e79ca8a8885471d7ae34162bc1fa3c986741c6a39
12. 0x1fdc5cec209319ec27c935f06e49dfee099419dfa8632c827c7fdc61fcd2e0c3
13. 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af