Evidence row 2586888

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/nPG1dw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/adeb8a56-9578-45ad-8dd6-e5d83cb58e28/.well-known/agent-card.json"
    ]
  ],
  "name": "Siampeon",
  "owner_address": "0x82644c848fad844120a689b290e8fe02b550be81",
  "raw": {
    "agent_id": "184688",
    "agent_uri": "https://centralcity.ai/a/nPG1dw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siampeon 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/nPG1dw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siampeon",
      "registrations": [
        {
          "agentId": 184688,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/adeb8a56-9578-45ad-8dd6-e5d83cb58e28/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/nPG1dw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793711872,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:22:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siampeon 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/nPG1dw"
}

What the leaf hashes

{"body":"0f9815b4da47c44b780b22613b032815e3d1a7ca43e292fa67603b05310b44a2","id":2586888,"kind":"listing","method":"sync.erc8004/1","observed_us":1793712140168966,"prev":2586174,"subject":"erc8004:5042:184688","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. 0xeea3b5561fce434c3f5450a5b6960ffeeb80d5b96d5229acd4ae4ca16a618989
2. 0x7b75e9aee6a08deffefde1fe534b33372b3ae2d67f5f2e031564bbe107cff3d3
3. 0xff2e87bcd6918be7c6e529b5379a2717512f7842d304576bcb3740c430a4bd50
4. 0x0199f91e5e933ccd39dfd3bb3047ad36dfa94968f8f52ae4eea143349dcedb60
5. 0x2ac8fd64bd619ca42daf75730c740d59f599ddd381ce2213f8fa947ff3d173dd
6. 0x44bbe5154cc28bc2d21574ac25d8812088c0302576a1337895ab97919fbb152b
7. 0x268dab9f6e692274918a18a78632e4778033609ed248b83f4d57d79f1f48bd87
8. 0x7f1100a6951f950c5625190b1fee2ad026a66cee148122fdbd63e64b6eca6162
9. 0xeb78bc9c4adbe446aa6120b1532dd575b5366fcb010c7708139634f3cd27cdaa
10. 0x29d6615f01f503f18bc31273f43b81446ae12ba5f7734eae2c303bece1d257cf
11. 0xe32d67149b3ab2515478adf674b01afebcae77c0efe3369c1ea51eb09462cf3c
12. 0x40503628e813f8ddcdce5088c1edce887d490d34ddbacedf2b89aae0441113e6
13. 0x01e9de68aa9b43892927b1c264f77e0ac05047278992dbb0b29801b5ee9c6fd2
14. 0x2548979bbd7b1568b5a14db6fca0201979c48165192f2b55f45fa21471031e4f
15. 0xa29933ab8020ad948edbcf3e65194e73a6b113a0063231c1105b56c2d59ab97d
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7