Evidence row 2589720

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/cbn472"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c0a6c8a4-238f-4d11-963a-fb495b39de12/.well-known/agent-card.json"
    ]
  ],
  "name": "Trinson",
  "owner_address": "0xc3bfdace64bcd9d786f630e82a6872def7de11f1",
  "raw": {
    "agent_id": "185707",
    "agent_uri": "https://centralcity.ai/a/cbn472",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trinson 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/cbn472",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trinson",
      "registrations": [
        {
          "agentId": 185707,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c0a6c8a4-238f-4d11-963a-fb495b39de12/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/cbn472",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793713354,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:45:03Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trinson 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/cbn472"
}

What the leaf hashes

{"body":"8a7e5e6196f6ac618f51edc452c7af1f49842e93c31eca721a564df4bd4b7a60","id":2589720,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713503710948,"prev":2589157,"subject":"erc8004:5042:185707","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. 0x720b805022bef38c9b1eb3038417d279a46a7129cae6afc6b3d48ccef5761c5e
2. 0x4367c03ce90eea11e6fa4875e8685560e4515db37c71f51252668d30c94bdddf
3. 0x6e3767c62ab08093e7c391ca2501a8b1a21cd7d3bece6fa0c8a5010d1265de63
4. 0x2c28ad4e171562caf1fe92072206071bf45e0de8d772b5d466839e0b68399d5a
5. 0xc05dfde14b767f636a94a2c4abdf9ba8f49c5de7e82b2803b0e04b546531a061
6. 0xbdaf587e4937ae69d40e03ef9f1f9e08b0dd6022a8b043edf2c1ee1418de0d65
7. 0x29cecadcde0bbc1ca31c0c3bd796dd1d105093fbfeb0a5af97a6fc872c0fb49b
8. 0x8155f9ef7dc2389542b85c141d4b8b9ddee2cd056903394313d398be9105a9fc
9. 0x2ba7e190bd00066e76bd709d9b8835fcd484ed312868132b6bbbf20f0177fd42
10. 0x354bb9537be044bf452c01deb5ebf21a5cae800c644acf3c74b00ac51239c6bb
11. 0x46b79c887e3ea803d4b358472481e6a586dfa9bf5e00a10d55be7f434ef042f5
12. 0x3de9f932f23d59687cabb7438583cf4b53b721aa42938335397d31c544fe782f
13. 0x892eb4fc237b63aa9cb555db156e93417ecefd6e971d8aae4d777eefb8211946
14. 0x8888e0d25075a71372832a4a34d226613212be78f7f52e7bc201b28be0cf3c7b
15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7