Evidence row 2621221

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7If5B1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b5a4d93f-3abb-40c6-8ef1-6a771b6ec035/.well-known/agent-card.json"
    ]
  ],
  "name": "Dumpano",
  "owner_address": "0x836dfee2656e789eb1fd159784922580e392fdfc",
  "raw": {
    "agent_id": "198264",
    "agent_uri": "https://centralcity.ai/a/7If5B1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dumpano 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/7If5B1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dumpano",
      "registrations": [
        {
          "agentId": 198264,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b5a4d93f-3abb-40c6-8ef1-6a771b6ec035/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7If5B1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793729031,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:08:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dumpano 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/7If5B1"
}

What the leaf hashes

{"body":"513179a9251b7b1ac7704b60950b1e544e106b31fb1fdf7a2d461134fb2fefe8","id":2621221,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729309827844,"prev":2620979,"subject":"erc8004:5042:198264","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. 0x7b2f24ad064c316eb2c93597e1d3312d457e6a0d38f79cf563ecdbf691f80f02
2. 0xbbbf2a2f0278a25e75b2534bee2001b9cb0f9c13c6349a9607fccebf6d6ca029
3. 0xc5d41b3dd41292cf10b36635d96bf9f8b787f2c305121d0bb88493f2e60fb90b
4. 0x8b9eb525ee60754bde1f016a60aea920882ded5ac81bcfe6052deb067b0841ed
5. 0x6979130f3425e89ae9e336cde0c5dc763c54456aa2e07c74285f2ee1d0bb502f
6. 0x92168660d42fc255013dfc3e78171b524d375fe7a4abaa390e3ae5ad45b12f76
7. 0xacbb72a1f49e33f2d7b91bcbf197eddbc6ccba17ddde1ba584b85c88ca4b5e27
8. 0x9a6808f26f8952ce888b57ee5a95e2c8de5d4f79274bd63085a9f24946bbd246
9. 0x7cbc283028a7e2634a8d084e1d57dbc5821db4df6fea1bc04dff8a2c8b774334
10. 0x97470613e7aa53ecd505b8c2995e770bc242ffd3c9a2ec5549d32a723846b019
11. 0xf3305a6da3693f0e30a0d4b43b66e130e338471f8982ec893e8538173bcc6953
12. 0x57d6fb14a6313ce4aa51862ebcf194cf2e03be7a66885e4c88a52d6b0498b45a
13. 0x5298391d265ab9f80c949e86e9bd5b637fedf3347217f0b74126011e53908e9f
14. 0x6fb225dda71b00192a48c85a4e8ab2a5f155e0c847774dbc1bfddf59a34912c3
15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7