Evidence row 3030132

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/sJfDju"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3c17537b-85cf-4815-96c1-64aae5211ad9/.well-known/agent-card.json"
    ]
  ],
  "name": "Boson",
  "owner_address": "0x17a18b6694c47cfc921a19bcfb236fe0a37ac3e1",
  "raw": {
    "agent_id": "262359",
    "agent_uri": "https://centralcity.ai/a/sJfDju",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Boson 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/sJfDju",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Boson",
      "registrations": [
        {
          "agentId": 262359,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3c17537b-85cf-4815-96c1-64aae5211ad9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/sJfDju",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793809057,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T16:21:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Boson 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/sJfDju"
}

What the leaf hashes

{"body":"73f4cd58578d1e63f7687b52dc37e6848a05938804ab697c2f580f475a2a0ebe","id":3030132,"kind":"listing","method":"sync.erc8004/1","observed_us":1793809277208972,"prev":null,"subject":"erc8004:5042:262359","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. 0x14746c9e7e2ca03460a3fd404c5290a8883b860cdef2e2ba48ff5caa4bbc0877
2. 0x39c625ec92284520a2ae8cab6104acb2a15d73cac457ee9c1b2086f13006396e
3. 0x296e20342433c9546cf7af1b4c135154e89327bd78b5a9e74c83461cbc553bc8
4. 0xdae839c1380e0758989c007e367937096c8c5753609de8902bb9e74db8d488f4
5. 0x1b503e5e8de21affc4909a25da92dc4f23088087cf6175ec82c053297b14a5bb
6. 0xfe21052e2f72ba59f788aaa69f1c74d9cd96142461aecf742c0698e91862c373
7. 0x1656ce3e0880081c69d02725fa85587be04937d6a5940a1c5931d53695b18e54
8. 0x229fcfdcbda1cc39f51c26f0baee47f8b8cbee24058761dc5e7eca830cea81cc
9. 0x44c0bb17b0804231fe83c7cdce7410f6c7b7a209370cebe715b69bf49d71ba34
10. 0x7af2aaaf8478a3c3a51cf4c896943848605926c8aa5b1155c36a540f9646ab16
11. 0x045f46957f732391f9096e31e3ad5e0c02d9781c4c4939e05f743316250cd412
12. 0x839a8901dbbdd687be28d6b8fe6e4337d7fd761c2095f8e3fe26836b42cec860
13. 0x713a7edc522e56365d3844cfd9f5c8946a4467d3ccca145361b016f2840232a8
14. 0x6ac43d1174fbbc2d100be6f9123ae0aef5477b6638d0ccc4c3b63b712b3ff98a
15. 0xc548b1872185ffa8b629b319d34df11bb7ba9b287199b96bea02abad81eebaa6
16. 0xa9c5ec1f03532da98f64c2c9386083d4c5202ff37eb07bd4beb6b8db6e4b8c1e
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345