Evidence row 1827551

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/vZRi37"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3784a9af-ee76-471e-9b7f-42a19c8ed039/.well-known/agent-card.json"
    ]
  ],
  "name": "Briostel",
  "owner_address": "0xec95b4dd4d721cfeddf489d75bb9b2077f14c601",
  "raw": {
    "agent_id": "27287",
    "agent_uri": "https://centralcity.ai/a/vZRi37",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briostel 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/vZRi37",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briostel",
      "registrations": [
        {
          "agentId": 27287,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3784a9af-ee76-471e-9b7f-42a19c8ed039/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/vZRi37",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793567179,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:10:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briostel 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/vZRi37"
}

What the leaf hashes

{"body":"6904dcb0634e07343235d32cb461d8f4464b7df8db892478a34866385c68cc1f","id":1827551,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567401271690,"prev":null,"subject":"erc8004:5042:27287","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. 0xdd5142aaba313b3209b9c4c32a31ff4308c5cc83ef2cde5cdda7ab6c9dab582c
2. 0xd3471b2f20bfec84e88054b13249d8d3f68e4f6c09da129b1c1a848b94aadf0d
3. 0x192b9aff2899906847b48d9a7167e30592c4312b6bc2db460456608332f3fda7
4. 0x330bc9cbdf5eccd59e266f6bfac086e3b6685e0e1423eca9a6fa4f8d1327ae8f
5. 0x48b9f115adc057a2ce4286faa6886f178724b347ff04aaa69bb8d4e5d82ace06
6. 0x87d068baada4513c94e0380668050be6180f26eb3e4c8933ed0b597c38beb965
7. 0xfce2304dc9bdb7ebc3ad546796205be2d896c28228191419092d3015492e2e5a
8. 0x50ca2e7140bee891f57ef5dc9efc088ca29a9fbd3ac67d67979fd40a258ceb19
9. 0x7cd79dcde041610057649f9d19f4af33137d529443df24613f49803873b29049
10. 0x8b51ceb69bbc36eef441fd2bc16969b7d5524483130319eda80ca2e214875804
11. 0x2bb38e6f7c6847f6abf093783982b49bd1341b21e65accff8a678947c68b1d7c
12. 0xdfa32f5198f53434ae19565dc216bf47b6ae348027a37e0be2678d1fa6697022
13. 0x2a6197714ae72af66984e8acb7bdf44641d311c74106e3b6480080e1d9170463
14. 0xe4cd5f56e5b4bb570140c97935a785daafbef0e607cafa2e0adfd0ff7fc250c7
15. 0xd3f5c237675f14686b3a3c2715c6735a96952155107d7b2cb9a44c56420170bd
16. 0xfc183bee85dc11a067fb710c6eb88824b94a516ddbdf2717b839e672a2206a7e
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90