Evidence row 3144905

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yvXy5u"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e312d5cf-519f-4626-b410-872585a44a95/.well-known/agent-card.json"
    ]
  ],
  "name": "Brossabel",
  "owner_address": "0xe068f4a279a13ea0aa88a0a0b11fb55e394bc95f",
  "raw": {
    "agent_id": "305024",
    "agent_uri": "https://centralcity.ai/a/yvXy5u",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brossabel 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/yvXy5u",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brossabel",
      "registrations": [
        {
          "agentId": 305024,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e312d5cf-519f-4626-b410-872585a44a95/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yvXy5u",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793832164,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T22:45:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brossabel 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/yvXy5u"
}

What the leaf hashes

{"body":"ced60ac5aaa4c5f172df99b3fce76c9d52ae4e4cb506b34840a2a77071aaf8c5","id":3144905,"kind":"listing","method":"sync.erc8004/1","observed_us":1793832346077895,"prev":null,"subject":"erc8004:5042:305024","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x19f5a71e350589530f4953b34210ea02e10f9ff2f88128dabfdcbbaf0af87dce
2. 0x68b4eeae448a78e88401bb7e4e4971acda15af9da8313297811412b717ef25ae
3. 0x49caac86932031b0fc5013fe1834fe0e72e63b0c0dc4a2b2d703de8d0c9b2ea8
4. 0x515e4efe3a419903d25c7c0994bab5947bcd969d7c8dcd54e9f7c5b8c1fd1a17
5. 0x29effc8c372617221c682a9e8a618d0dbaafefbd68abef23b70c5ad567a033d4
6. 0x56572290eb5092525d7a922ca36f3c627db593917dd506fcfbb38c31b2339e21
7. 0xebaaf8d9b9897239964941b50a2f1357f5890e73a58f46e1dba8607a225cc73a
8. 0xf20a14e5fb5a4c0f16b2802907e37f14b65b37ad683db8897878a76ea71496ec
9. 0x7e191466b531a2985ff00d2b848af76fab50aee489f0f02dfb7f56e1355d65fa
10. 0x3657bee03caf538235153798ef2b54bd7a117765e1a5d0b68afa5fc264a2f202
11. 0x17668d0188ccd00e275da40a6b85dfe5169c39d1c104fe700d7d156eaed922c2
12. 0xfbf0ad2bea111f69f28b8d3a2f681353819e721aa52b5e06a110cc014a4d7ea9
13. 0x292878d1fea45cf7e6caa03d861e734b6d7c392cf431b9e7acd4b26968422520
14. 0xf0f02c8f6d66ea83b0e30d64247c845d4dcb4d5cd98d515dac1a45c51f7daae4
15. 0xc548b1872185ffa8b629b319d34df11bb7ba9b287199b96bea02abad81eebaa6
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345