Evidence row 3150379

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HvchUR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6ea661de-050f-4aa0-9b86-7d3aad83d288/.well-known/agent-card.json"
    ]
  ],
  "name": "Breikan",
  "owner_address": "0x6ac97ff4ac588f03272911b05d2e8ffd3753e0c5",
  "raw": {
    "agent_id": "308044",
    "agent_uri": "https://centralcity.ai/a/HvchUR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Breikan 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/HvchUR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Breikan",
      "registrations": [
        {
          "agentId": 308044,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6ea661de-050f-4aa0-9b86-7d3aad83d288/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HvchUR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793834645,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T23:25:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Breikan 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/HvchUR"
}

What the leaf hashes

{"body":"571d9b124d4302d6d83aeb2f104e67c4a20e84be7a0801cc990dedc4f03dfde5","id":3150379,"kind":"listing","method":"sync.erc8004/1","observed_us":1793834732334780,"prev":null,"subject":"erc8004:5042:308044","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. 0xb56def4edf469cdc28103a0a0eebcc2793c6cabe327586ea93a8993432442ae4
2. 0x8f7811f4a3961c6e3b37c1ea371ea9c09231fc9bdf2c0e75d9b927aec5d49fa1
3. 0x87ead9b2651cf602b1c084a2e603a90e1c9994063c75512f5488bda7836bd92c
4. 0xd0bd8921ee4b3170f0a1eceb8e8b2ec08d63fdd9c3574eff73921435c9626a02
5. 0x5b6ba7eae60a95c556e6d6523b8b3783cff94f5ce6b3f8d6605c273349978a24
6. 0x69683dc9b9aaffa7873dab739a96e87319e3f695a0e9af2e5fafddcbca2fc2e6
7. 0x0d38a9168a6e011551c30f224d2d4c1652dd4bc7196efc9f5fab61eaac4185bc
8. 0x4edab24fab34e708537a68c775ed9bab007afb744d86e9d72c7675f0a09bf8c3
9. 0x3d517e3c25bc2281b703af18575cf699d81d845f28f0259a2879f214ad6ae03b
10. 0x380cabb0190dbe015f6d3dd4d2edefc22a5e895c70a747ba25b2c25085ef2184
11. 0xd7a45200a4c717276755744b2e8299ab4d28ad48fe97435edec176b73d8efc54
12. 0x124231db94abbc4fbffb83daa2559194c2240d38168ef5e53829ee7d4de1a0c0
13. 0xb4821657aa6efb2f6aca8033b00ea772962b9e1f521e60b09d38bae1bb9be2d9
14. 0x494b466b3bfa0226a2c352cb1002412ec2f3d6fe45fdf4fa746e5dd945de3a9b
15. 0x99e1d917a09f567cab45503a7bb813f7329bab71a3ee4058b136e2e24fd38eef
16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345