Evidence row 2580710

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/87RV6E"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38037a0e-8166-4c20-938c-6fe02a7ad702/.well-known/agent-card.json"
    ]
  ],
  "name": "Kampon",
  "owner_address": "0xa7456220e52f7c1e7cf82d1bc34edc9fe503b7d3",
  "raw": {
    "agent_id": "182631",
    "agent_uri": "https://centralcity.ai/a/87RV6E",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kampon 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/87RV6E",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kampon",
      "registrations": [
        {
          "agentId": 182631,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38037a0e-8166-4c20-938c-6fe02a7ad702/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/87RV6E",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793709472,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:42:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kampon 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/87RV6E"
}

What the leaf hashes

{"body":"9646c807d66638bbbaf8274fbe9c73a0e74c5383e2ab55f48e14f59d9f724e5b","id":2580710,"kind":"listing","method":"sync.erc8004/1","observed_us":1793709764651429,"prev":2580382,"subject":"erc8004:5042:182631","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. 0x66e00e2fd97a80ec286441b178c3831e5bbf15f265ace272654b05c37d7f287d
2. 0x970d2f4783cc196966fc52b1c742ba41a9a13214529ae82e2f98e8c16b8dee7c
3. 0x85a271c85ea00e151a8d331512bf05c2d1cf3a4f8e9c8c5ed7c87ca96aa24785
4. 0x70ec39b5b674ab36810bc7c2d57797c2f0e2b7c6ab09c220efd6993469e3f691
5. 0xecd8c7cd83d4411208b2ac44998c0c7cdcaa1b2ed802b6bf60df238c75f9d856
6. 0x5de23b729ed56d0a5f2bff22ee2d2ca8582cba741b33c1af61924c03a23a51d3
7. 0xcf6e02dc0b4d8bbbeaddf89addd40d63d69698e32475bcc52029823a5fe73fd2
8. 0x1b0b32924ac58ccfe113bcaf219c7f22fb0cac127bc45c243ec86622eeaf4826
9. 0xc8edf5e593241e05a19ee435f78336ee828d4945774d213e55219abaed057e46
10. 0x91be1f0cb1cf36e97e2e62c9b28c3432907a02fed3ec2741ff35f1ab31fdcecc
11. 0x81e532ae2d0a24fe1b441de7cd567d33f321d6727dfe66837e725529c1cf9d8a
12. 0x1afcffac07889ff89c585e14a13281f7d2d378e1248a75f06d54029a2885d90c
13. 0x52c189e90e4b72108116f47d43eb5a8d0a5079c20090bfabc8c2e23ac7ec8019
14. 0x7888f4af6f2ce9e8a2789d6262f3507d19501a0a365770aaf709515f60b6e8f2
15. 0xa8458bc8c8ab1d4945ab9da0d4203ddba2468a0fef808e9febae01e3e86bcd40
16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7