Evidence row 2616283

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/qZVNPb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/45471f7a-da20-42e4-95cc-24c36de7f7b4/.well-known/agent-card.json"
    ]
  ],
  "name": "Hissa",
  "owner_address": "0x23f9034417ffe0c2460c172f57ef8dfd87b42797",
  "raw": {
    "agent_id": "195485",
    "agent_uri": "https://centralcity.ai/a/qZVNPb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hissa 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/qZVNPb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hissa",
      "registrations": [
        {
          "agentId": 195485,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/45471f7a-da20-42e4-95cc-24c36de7f7b4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/qZVNPb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793725758,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:12:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hissa 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/qZVNPb"
}

What the leaf hashes

{"body":"180a581f48b15841956ac9fb36c41baa9ca11b12076ea0cc7b2697f8c91b76b5","id":2616283,"kind":"listing","method":"sync.erc8004/1","observed_us":1793725975377131,"prev":2615414,"subject":"erc8004:5042:195485","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. 0x528df5ef8dd71e38456a1cfc9c225d7a69d703dafe7fc291a39185de0fecc752
2. 0xa05912a136e94d744623712a26e34b1988d5524f8f6feaa4fe481b61c0d3b1f0
3. 0x8aa76fc1a09bf866b6dffd5a170f02c0b0409fd73f64e197b47174a4dc42c3db
4. 0x8c73673157d48d8ae4e5c34e759ad0bb9b38913617e8724962515d776687e412
5. 0x6981884e411f7a9986e9251553d40585683a1f546174f68b5746c9b5d3cfe328
6. 0x63f8f3a1a849ddec3d51c8d999685c0cede1767c5bf4994c500cecd2131d047e
7. 0xe13c70e6711e7097db491252070b3641b5ccfc6e71e0cd398e484186dd76cc11
8. 0x717d334c2b5169e388ab730f921884ec09a0ab4f981d5e7b33f845b378beaff0
9. 0xa5727748d9109871440393bbf84d38dcd7c1fef32f0c83e3566e40f6561eb279
10. 0x6ff9860e500b1bb47d7a4d7bc25c6d0acd3136f2ced71597ae5d37140acc1fa0
11. 0x5778248dc761edf01ddf50abe844758e6ffbdec35b5b092cbdadc93415a75f32
12. 0xb0d22baad9934ebb5593025582104ddbdf0a07b01c5a78fbf57111b91a81323d
13. 0xda890c866fee416acf3ff2be58beb7a0c492529b5dfac161cafa4d4b110f5f9b
14. 0x4b9907277e91efb1f7d9761806af6ae068cc26782473322e3d536248ba73fc2e
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7