Evidence row 3713593

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3Doqby"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/590acecf-3495-45c0-84a8-097178f5e48b/.well-known/agent-card.json"
    ]
  ],
  "name": "Kofus",
  "owner_address": "0x7c4c13fe9d5a1fb5a2768567963081b78e374e5e",
  "raw": {
    "agent_id": "389868",
    "agent_uri": "https://centralcity.ai/a/3Doqby",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kofus 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/3Doqby",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kofus",
      "registrations": [
        {
          "agentId": 389868,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/590acecf-3495-45c0-84a8-097178f5e48b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3Doqby",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793961711,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T10:44:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kofus 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/3Doqby"
}

What the leaf hashes

{"body":"20bb7c3a4634ca37bda8f974435f8fcf32d115dac4fcb4a4f4fe2afe6c19938e","id":3713593,"kind":"listing","method":"sync.erc8004/1","observed_us":1793961851190232,"prev":3713383,"subject":"erc8004:5042:389868","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xc3da83e51230e0644c712e91f0297ba606554ce841f9e5a4b33ea436fa605b43
2. 0x6bc69365f4faeffc634b872e94057bb776621580d2afc8c6eaca8318c2bfe86c
3. 0x57715b5320e9b738f15fb62d54edc1a4a2045d299a960990ff9aeb9d2a84ee1b
4. 0xef7cd4dcb6750c4f8bdb446eb82339a0aaa3662724766c599d5222fb4630e44d
5. 0x120ab666f7675bc726d6a24b74f6ff4080fd473c98fe063e738d879fa62cf4ad
6. 0x483d7a84424252e70d8f38694c64f1030f7742af3f1221a2906194899be562b9
7. 0x218de7267795a5a4365b4f01d386f26c942e523231d1063cfe716d8f8523b278
8. 0x0393979c0500eeeaf11c88373e17ae28e07ff3ba9539312a65422a9cb727901d
9. 0xe8e9687b0634bb2601dfc1b05493ad58ffddb60d699b9e2c880a16d24bf29af4
10. 0xec3a091803defbd50c2fabba68630845a3a2cc7f39a33197ab7a2182735a0763
11. 0x80b9e37ccee1ad858c96885e36675490b846c462facc0b7b4c1dc868433afb4e
12. 0xd9122a2ede3214c4738cf4073668e7c76c5be40020d6213d3d8a10b902a18bd1
13. 0x924241b8420d4d4319e17028e9b8589ddddc47fe0266839c1519510a8c3ae3ca
14. 0xf2bbeea848b333047f129c8686a1cb6572f51a517261b7356309c2239f36fcaa
15. 0xa1718cabb225bcfa7e8d30571095a3947ec7e2f279fac8d2d2530d955a7def96
16. 0xd47209ac9b2ac71257b5162800ce4482f8cf7ea04f074033847ad335ca758d32
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1