Evidence row 2529161

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/eyi0d3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9b55c865-5bf5-4ca5-90a5-7488d495cfb4/.well-known/agent-card.json"
    ]
  ],
  "name": "Grassoma",
  "owner_address": "0x02f3a379a8f9515d1292a9b571d73ddf94769f0f",
  "raw": {
    "agent_id": "159624",
    "agent_uri": "https://centralcity.ai/a/eyi0d3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grassoma 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/eyi0d3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grassoma",
      "registrations": [
        {
          "agentId": 159624,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9b55c865-5bf5-4ca5-90a5-7488d495cfb4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/eyi0d3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793682534,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T05:10:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grassoma 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/eyi0d3"
}

What the leaf hashes

{"body":"68bce7878293aa670db69f15bf53dfbb9b6c5446d888d1e5916d69055946f284","id":2529161,"kind":"listing","method":"sync.erc8004/1","observed_us":1793682620578540,"prev":2528612,"subject":"erc8004:5042:159624","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x7890d6c086be2195b251887fa5999a712d36e0714827eb25d2cee7fd1490e72f
2. 0xcdddd48ca48230adcf7880176503fe119edc23da997e3e34b286bcb69b6ea0c9
3. 0xd99a90cc80a7afcf5ee1a3da9398ec0262d1e8026110606971f49feb32a1cb7e
4. 0x867589c01ab552e2f8dc6a2caf75e80534ddda27d2f58c361d4b0b6c621c62e8
5. 0x5c2337cce8ffcb9abe52ce9b3b2149b65128b2a2d041e93a4586ccd34ecc167d
6. 0xa77f70a31234a33857a0738f13bf895b987c2679d48e276a143ab1689e5069c0
7. 0x8fbddd2483e96d72ed2edbba5703713d5c8fa1310a7115e99f3353dfb90a3086
8. 0x2f2a51ee758d0edf83b25188a84df80560d1a4c542e518db359f4a204ea5e3e7
9. 0xf7829ac24fa6a28065c4b3d10e49df330e4d343663de9601d568e4de43ccc741
10. 0x3cee5b8f45a28bc4f1b09fb002a7764c28d168bf84cf7a6fe96d99f8e7a3f5c9
11. 0x59ad155b4b96fdf49d553834e311e6a62269a58c4ace7116752733e31dc1ec70
12. 0xdcd18530fb3d3cd878e9cf5ba1075081713696f9d6d47b6c8f01ed75aeeafcd6
13. 0x276dacad1f390f5977f95336e789bde7e7fd04ac932e79c2603c87496f39bf4c
14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7