Evidence row 3017319

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/GEfVjn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c45ac627-66d5-438a-85f7-5762eda6fc02/.well-known/agent-card.json"
    ]
  ],
  "name": "Hika",
  "owner_address": "0x3b70a8fc6d8d6e781b5047ab7cb9e1d775a358e3",
  "raw": {
    "agent_id": "253696",
    "agent_uri": "https://centralcity.ai/a/GEfVjn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hika is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/GEfVjn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hika",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c45ac627-66d5-438a-85f7-5762eda6fc02/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/GEfVjn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T14:40:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hika is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/GEfVjn"
}

What the leaf hashes

{"body":"d8aa4f37b0ca81099b649ecd53bda45ac78e587fd8345d76284753c7b5951a9c","id":3017319,"kind":"listing","method":"sync.erc8004/1","observed_us":1793803239782873,"prev":3016981,"subject":"erc8004:5042:253696","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. 0x29c568cc89c0b55c4f97fb9f81e7f4f72fd56e1d591c5fe6393d2ae6988a3a19
2. 0xc98699a350661b978a455aca7b2fd3c133c6e435a26a7c472940229ef0b4fb87
3. 0x66e290b358d4e10a3a0b071d451b89cfd50f1fa2ac40058bf417db0a766821ff
4. 0x9ac759fdab0dcd666bf710a4ed2d35d0f11acf88b7fb202d59c752583afe6354
5. 0xf2c2c459a781dee1fd5e421182b1bc2831d70a7b246ea6fa3e7c9a65c417706d
6. 0x78857e506e0c770da420715f6e6b15cf42199a99e1bdd6bbb864ac193af333a8
7. 0x2513fa0133d33aef60055181a10aeae55d27ba43722f368bfd35ee01cb61afa3
8. 0xa92c1ca19df8e564f85dff850bacc865d7d647ba209daed635cab94034efaa15
9. 0x4c3c42795bf2bb18264f056aa8573f35e75578280acef1df64b298544f186868
10. 0x7776760c2b848b3906f35b880e035eed50276e0de5caaafd1932a00077e1714f
11. 0x0c8fd669209af7f29542b51363f5dd94386c2aa73a9a3e0d51729445fa9c8a27
12. 0x13c782b0f189ea013e2328715a39ae1f9a94cf3066d6ffd247843138ca80b0f0
13. 0x8af9d9f8bf8d576d6cd477ec0b29ba6c7ab702c24f52818bd05cbca90f68e7cf
14. 0x4be10d765cf0cb6820e51b664f4703077b474dfe0fab694460a1ed08402448ff
15. 0x80d767e810dea8f03e47cc3217bd2604062057071b87fb3908bc918d21222df3
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345