Evidence row 2504209

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kqsOCl"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/496f56ed-7a9b-497c-97cf-6d2ba4edc9f5/.well-known/agent-card.json"
    ]
  ],
  "name": "Brasser",
  "owner_address": "0x899bc54ba90853d81d1b0f161e4a5565c50b4973",
  "raw": {
    "agent_id": "150490",
    "agent_uri": "https://centralcity.ai/a/kqsOCl",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brasser 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/kqsOCl",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brasser",
      "registrations": [
        {
          "agentId": 150490,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/496f56ed-7a9b-497c-97cf-6d2ba4edc9f5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kqsOCl",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793671889,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:14:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brasser 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/kqsOCl"
}

What the leaf hashes

{"body":"5bc4f123f663d074841d6d4737c114ba1c4995ec5563ebe46fbff7fa6c4ccdec","id":2504209,"kind":"listing","method":"sync.erc8004/1","observed_us":1793672090209911,"prev":2503782,"subject":"erc8004:5042:150490","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. 0x1427c3c2480361948a37f9f0bb9edc1a90590da48ecd80084ae8b06ce744e8d9
2. 0xca5d1bc962a31adbe60ff90e8a0bae3cfd83cd28a174493c2f114189798eae49
3. 0x9738c435f08266a2a2e35fd2fad51a8f1ceedc1fb2fb5f0f77bfa80bff3a45fc
4. 0x436294a9ceb76d6fe56edf425840bf1a12e04b582cafcfb19f2374be9d00944d
5. 0x044a0ac9cfd56dae7e3c48c4ada93771e2720afea76e167c9dea2c529924f05c
6. 0x80cc0dbedfa0af8e4e6d18dc36259693fd6c4171fd29f125ee34c4799bdb0232
7. 0xbe1c863f8a7541683d85c85623d7f32e26dcbfeddcd1b7e057a95b6696e9d5ec
8. 0x29636d505b0c6b883816ff65d4bfe1956e3246635cf68a7195853b861399ca67
9. 0x2c98825b781c9961d8d6225db6f26773b5538d98edc1a36ddbef78ea970e758b
10. 0xee19fd54a11195baecae48da8cf3236d3de2577b97dce88729e30e98956bcd38
11. 0xb225c05758d496e2c1aacd8c8a4e220f670a8986100904844bf5dfbdc2cf95cd
12. 0x4a703d7b488541b155124066b4dd7c3d5c7dec0475888c61ceba22b11223f76a
13. 0xd94722bdb41527c7e86b71a63a94e4d4ae1edbc11a8300cc2dc1910b8fcb0a51
14. 0x66e70e2e75d77163246a8096eab56d11301f21ccfe90f151078a58d2560d35c7
15. 0x711583ccee5cdd04f5adf1bada00491547d886e40ddf1799b012e27be2a663c2
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7