Evidence row 2506142

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bUzHF6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/78c0c75c-86b6-4e08-bbc5-ccf10aa0b649/.well-known/agent-card.json"
    ]
  ],
  "name": "Studose",
  "owner_address": "0x05f58d6cd435fe96c65f77d8ffc18b2f90fe0fc6",
  "raw": {
    "agent_id": "151229",
    "agent_uri": "https://centralcity.ai/a/bUzHF6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Studose 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/bUzHF6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Studose",
      "registrations": [
        {
          "agentId": 151229,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/78c0c75c-86b6-4e08-bbc5-ccf10aa0b649/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bUzHF6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793672602,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:26:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Studose 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/bUzHF6"
}

What the leaf hashes

{"body":"1ef37b19e7b1884b1772c0e12ef615ef48ddaff552acb38eacc8694f8e2b50e1","id":2506142,"kind":"listing","method":"sync.erc8004/1","observed_us":1793672770375017,"prev":null,"subject":"erc8004:5042:151229","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. 0x5f8069dfe4ab531e0df00680909cf10280795350e1d8be07f346e3dac28d4618
2. 0x77e0c462b141bbc3f0eeafb6f73a1598d3b4848f35994443bfad7e69aca703b5
3. 0x5cd9e9f7ea9b2c743ce4f4e70f6604f10a539663d45227a2ff07052453ac145d
4. 0x4e000216d2f85462c17ba53f5f412e6f08f1f019c5d8b032f8466293080972ba
5. 0x451b9322aadb5c8edc4afca04d2e257f78b866090b670cc06b646e1d4f5a6720
6. 0x944e4c0db34fb8708a01cbc2b5061f0908b91de885c54e006f64cae59b813083
7. 0x088101b0af9272e9360fb7a85ce0a08535a7d5cab5f11fc923bfdcb6ced58803
8. 0x4480d8a99ba1e2926128448b710e3be61d15d5aa4bca2c853005215f90ee8a85
9. 0x9316c551e0214479f61f6d5460e74c289846287435da0dbf57abfb43a5bf3e87
10. 0xbef28266a9dcbe275334a10212dad45a790a75941707b1558b6cc16b5fc39180
11. 0x4101fdb3588f45807b4727f953baa957b99417285ea1689e23b91140b3c961bb
12. 0xa2d3d0588d013a12335079cbd7a0c5e1cf8edfcd6aa412e97087a6d54121a3bb
13. 0xd11506d8ed501b197a6bb6d1a7ace4609cf2a214f326b8692e0417707bcea83f
14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7