Evidence row 2619972

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yYXoqh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e0d878a4-d920-4192-98be-e084b2eedd84/.well-known/agent-card.json"
    ]
  ],
  "name": "Nuneon",
  "owner_address": "0x823c31f83d72649c0a1c1096a75d4e6302ffb8e6",
  "raw": {
    "agent_id": "197705",
    "agent_uri": "https://centralcity.ai/a/yYXoqh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nuneon 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/yYXoqh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nuneon",
      "registrations": [
        {
          "agentId": 197705,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e0d878a4-d920-4192-98be-e084b2eedd84/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yYXoqh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793728194,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T17:51:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nuneon 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/yYXoqh"
}

What the leaf hashes

{"body":"9879a8a6e0522955f646d31c50895a7a62cbdb910f29ee78f95ae34d8f76a46b","id":2619972,"kind":"listing","method":"sync.erc8004/1","observed_us":1793728307900779,"prev":null,"subject":"erc8004:5042:197705","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. 0xf96e88d7a7d6c93e73fa95c9f573a85c13fa62a71f3a2180683e47e0a62a56c3
2. 0xeafe6e99c91381daf6fb34f81d68bd3725779b9237372c454698ae2d4846e462
3. 0xea937708aa082ac2e1ce764194752470aabebfc93532f076525f9c4c4753efe3
4. 0x8cebf877a998a2f35dc61a55a0ada2b456026dd4593cce8cd7feadde2ea99259
5. 0x919ef196c0f7ab199ee7c1b1dafc7573468104cd18f0fbb04c2a8e4bdfd03137
6. 0xff1a898d83226769f51aee08cb6d23ad9ee76d525f1b41380d3ccb7f4ea9200b
7. 0x1964f30e41dbb9da9d6cde0d5a1c6905866c004cf2604f0811efa8d1bbc417ae
8. 0xd87b4703d24819b5aa7d37192fcd6c14af739e992de00329bfa6a94744ead838
9. 0xba3041617295b68c2ecbd1e8f310876b2ca426d1e4ff7f44c88a2a7b79be878b
10. 0x88f8a1262f7056b33e9fc520c576645ac9a0c3e8bb1ece060321c591417d6ab4
11. 0x1e3c94e5d2334b9da03533738f6b1b25aa37a83d04151bebe75482789d92ad9e
12. 0x054caf29c0f40e86e5f2fa78707931ab15d93829c0134085ee2451a4500cc00b
13. 0x4a5043efd66a24ab6ad0989ba3f77d8ad9e29bff006d40f6030cad40e00e02af
14. 0xb67cf31c0f6dfa9976040b7caae9f293217f9d9984435c203bc54a3676e0551b
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7