Evidence row 2121008

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cleZVm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a1c61a5b-adda-4d07-847a-18a773a10fed/.well-known/agent-card.json"
    ]
  ],
  "name": "Fevias",
  "owner_address": "0x09178d476c6fe16c9c01f9d58faf8c7e32ad825b",
  "raw": {
    "agent_id": "88772",
    "agent_uri": "https://centralcity.ai/a/cleZVm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fevias 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/cleZVm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fevias",
      "registrations": [
        {
          "agentId": 88772,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a1c61a5b-adda-4d07-847a-18a773a10fed/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cleZVm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618849,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:32:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fevias 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/cleZVm"
}

What the leaf hashes

{"body":"3e0615f49eaa68f4535407253db3714b8614568e6c9fca97dc3af4842cb1a3f0","id":2121008,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619167461029,"prev":2120368,"subject":"erc8004:5042:88772","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. 0xffc2c7aa2b50de7c8b15505df0b34295ec91ea036b1522503e31b75f0593f643
2. 0xf7f92cd143221ac174b1cdb61563af96dd7bee6e824b40c71a802ad070ee33de
3. 0xecfa8fed0219042f81986913ae475d8bc127651dbeb69efce8d71f8e42dba2ee
4. 0x31b920d633332ad6d5077f0013201b582041136eea72e1d1884f9c9c330eab9f
5. 0x94757a60fa03aa5fd707bad39e52c114da9b2836e7462964a74ff1d07fc8d40f
6. 0x2016a5224e249acc2d51fb2d8d09e74ec6fdd892b7eb0bfe79610305bbc7d90e
7. 0xe0d8eea40b182027c807c8a9f9aae6b62ad7f43b7b0f1b90bfc1d57a85c34ab1
8. 0x1779bbf27b94b111b96d437d43941cb33e6e2dfb6dfd10622d287bed82a836fc
9. 0xcd3a95f3afb23009e17ff5305f2d2537572b86f136fe6440032c6a55db289584
10. 0x3e426b116ee551043c7fa8011592fb48208455066b4051086dab03b7214b3987
11. 0xf12f94b228ed72115bd658551ffcd676f11fbfe7bf397799563416a57be91255
12. 0x45415c76d2ab204a9729a2a944991420a243f07964146403ea6d43181ac1ca44
13. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
14. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
15. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af