Evidence row 1825630

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BR91W4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a6060900-6c63-411c-8ac2-25739822b178/.well-known/agent-card.json"
    ]
  ],
  "name": "Nudano",
  "owner_address": "0x96f0737f80a350315ae574b35e7c2ea63a7a82af",
  "raw": {
    "agent_id": "26141",
    "agent_uri": "https://centralcity.ai/a/BR91W4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nudano 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/BR91W4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nudano",
      "registrations": [
        {
          "agentId": 26141,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a6060900-6c63-411c-8ac2-25739822b178/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BR91W4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566306,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:52:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nudano 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/BR91W4"
}

What the leaf hashes

{"body":"06802390888a538d0e080c48f37752022c66d94383ce2cb1cd501c41ce59af91","id":1825630,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566378317468,"prev":null,"subject":"erc8004:5042:26141","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xfe4ef22330b13114814ed05c3c6ec2f23bffa4902735c2c8b31b5253eefe59bd
2. 0x6778105208980a59721b9c9e2ffa2fe3bf04656eabbd59d8eeaf42e4ab4a9e3f
3. 0x5624462a2244b802ce1ee144d26e26888e63f2309bd991226134a0fb94f0e7bf
4. 0x3d7fd337773f84d89e93116ddaa7cc123e514d03105d7abf030f2a64cd416e1b
5. 0x508d1fd8c78db287920145c99b0e1ab72468621e3fc98b4fc2e3b6b6de443b66
6. 0xf06c851de1c3d55bdc6cfef00bb31c85da0a7f5ffba76cfc9aa01505b5d2b680
7. 0x3a634cf667bfb454869de9c6949022b822c28fd780d0ec226aeb4f32854ca69d
8. 0xfa54b6c9990762e16582f89217cdba2551c18552d2026e7a41cc1e66a6516b33
9. 0x21a93fe2ec5c28a404f2b64e717f20f9eb957cc3cb758f6e04e2c56c3718cd34
10. 0x6fe110f16830f882bffba5247472f0b9aa548c8dbb8497624650e7e28d10d910
11. 0x427f55fa61b79f8cd2e998cd7af23451515617d28a7e55fbee0bf8cbe2607585
12. 0xf7591c985d9cb23ce20ca955bee97f41fd017c55aeecc11989372ad7a6b425a1
13. 0x904a0ef836cb4b2dd139024d3379cfab31fd3b5798d155735069733eb5c3551b
14. 0x7cd72adb87b8751bf15c5933b0cfda4c062b8aa62aa82c7e8571c6aa0cc82204
15. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90