Evidence row 2156319

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/K6Juai"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/045bdc8f-6387-4de8-8b57-7b8d0df25902/.well-known/agent-card.json"
    ]
  ],
  "name": "Frontor",
  "owner_address": "0xa0cc1c86a9306a46776a6e3403bacc4df2c9c429",
  "raw": {
    "agent_id": "103922",
    "agent_uri": "https://centralcity.ai/a/K6Juai",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frontor is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/K6Juai",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frontor",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/045bdc8f-6387-4de8-8b57-7b8d0df25902/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/K6Juai",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:33:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frontor is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/K6Juai"
}

What the leaf hashes

{"body":"9907aa1173ddba6d19b15a133f886b4b343e1ef23cd493c1d375176c896421e4","id":2156319,"kind":"listing","method":"sync.erc8004/1","observed_us":1793629994668993,"prev":null,"subject":"erc8004:5042:103922","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. 0xddf8ca9b6fc7c8a0c6203885b576d090f3bef2b5a91a28cf89e4b3177307598d
2. 0x9f8e03156ea45452ada7090b843db054e083f3a1d136a4e28dfb9be1952ba407
3. 0xf7d6a5be7b7cdc4ce5638c04e6656f3e41a113762c2a9319033a838c2aac03fc
4. 0x192d0d213f9c8d55b1488e80805a4d18b1213d49d1f0419d514bbca8e8cd86fe
5. 0x96445e4beb79f80715b347291f29c3e0eca366d21dae44683cdde6bc1db91b27
6. 0x65b809bb58c9ffaec0ff14a9228279fd3e62d754d0069392a227b0fd1a247ec3
7. 0x64de171a5136614ddd0bce3878461ad46f094e7a6221e64a79a1a3d343114681
8. 0x818b40098c4f75b26af5981ce254dd277cd316418803587e8bfead7cc2450bc0
9. 0xc4b15bad3159372da163a7f89d20abc6cf34fd8c1df22eff58e4a24288346f48
10. 0xb486b7242b59299b703198b7029b5a8ebf9af06b65423ab8aae3db851b410f3f
11. 0x64066a87d23b3b4e5862655618cc22fc931ef85ed07c75de281dea2f3a378d38
12. 0x933c861a9715acc355546ac1de965c0ed1155480f615b2e5e8679f2112c69496
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af