Evidence row 2589950

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9gkv0f"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/01ba188b-d77f-4ffb-b7c4-5e36ce81385f/.well-known/agent-card.json"
    ]
  ],
  "name": "Fionson",
  "owner_address": "0xb53ccc8423d58c262cbb8a0d6ea0416d43da9ab9",
  "raw": {
    "agent_id": "186046",
    "agent_uri": "https://centralcity.ai/a/9gkv0f",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fionson 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/9gkv0f",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fionson",
      "registrations": [
        {
          "agentId": 186046,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/01ba188b-d77f-4ffb-b7c4-5e36ce81385f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9gkv0f",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793713409,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:45:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fionson 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/9gkv0f"
}

What the leaf hashes

{"body":"57c37bea5de58f96c71a36c8fa4a7e17828d4331b1fb2cc61dec27b08c826ea6","id":2589950,"kind":"listing","method":"sync.erc8004/1","observed_us":1793713507725972,"prev":null,"subject":"erc8004:5042:186046","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. 0x3df960e3124dc3c2abef156f08ce6d5843606d5bfc98d2ddd6c9c5e9be4b64d7
2. 0xdd4b8c470f3932b99d42c220dc3e8c7763cc0b3bef3b8427aac0847b8404cf73
3. 0xc66b17ec26f1eef3eba7d53d2ffdf4af49615ba86859eacdf145032b07d8aa64
4. 0x3a5b6a4d504e76a46ac9a3f9e0cb87a174153f59211a64a8c00260b3af0a5cc4
5. 0x558f180ab5fcd62271cb13c2f2946e4274b9007c464f6e236478c9e1ccdb2bd2
6. 0xa8315c42d6175c8edec6fa510be7b54f0b1039196847a18e8a7bf9414d202afe
7. 0x1afd1923e203909114906d3fce1504b1a5540df4edaf0003ec3567c7c67f2651
8. 0x7e094eb467f1b6ebf14e787d8fbcae00cc723aade03608220a1886dacaab25d1
9. 0x2242d82ae852e27fc6222a2d1cc4c32a962c6b3180c5468c28074e83a85ca283
10. 0xc424ecbcf7ab4c3a354f7bec2511661e04857818b0c7eaf95e3c24039b8510de
11. 0x3637a9665fb4044188f80dbd0a4dc68a2cba5acc2c43c9f7cf689fe5b410f838
12. 0xd7f28e7cbf00c0f591820e050e04aa17abaf5d510ce6da77374489a26056334c
13. 0xfd8735c70640de4ad107a46782219847d35f4b6dc003efdaa0ed6c25d9954fea
14. 0x5ab1ed3fc67f5a9ec3583839ed81e49e5b844fa19b679bd6a3514873d183203e
15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7