Evidence row 1824236

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XV86mh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d808b9e7-93ec-4a33-9a5a-e6c0658cf9a8/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiosino",
  "owner_address": "0xb108cc27bf0805be7c939f997b5fc5b18ef404ee",
  "raw": {
    "agent_id": "25305",
    "agent_uri": "https://centralcity.ai/a/XV86mh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiosino 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/XV86mh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiosino",
      "registrations": [
        {
          "agentId": 25305,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d808b9e7-93ec-4a33-9a5a-e6c0658cf9a8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XV86mh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565563,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:41:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiosino 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/XV86mh"
}

What the leaf hashes

{"body":"0c290557d6757a6bd3133f3a4f7bdd883714d6950075ba20686018f85dc87891","id":1824236,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565693172597,"prev":null,"subject":"erc8004:5042:25305","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. 0x1d2a572287e103ee819fc24b6488ba8042e570fa5d8f5d8df4f94f0cc29d7cbb
2. 0xd5674acc682cea5429fc443089b002f12eacf2d204b9a7ae6bd31f86aa855163
3. 0x7ed60f4da3a7d20d4404d39b5a2761b569a70939298137cd93b51ee97bb9491c
4. 0x4492645eb048b382330580cb4c75b55e551bdcbe91103c689b68593cc9c6bd42
5. 0x3f982dbb5460917f6c0e7c5f4173cb6b04017c7e07d578c5dc961b2e9b963e32
6. 0xfb113871ec61a85052303a061ddfa49013f55ce242aa16127630c2c7c8a75d5c
7. 0x1178fc144f8c09eea7e2202d27482ebe531597516fed66dc083f8178f5e7c9f2
8. 0xb68029fc9d344a92268811bdbe91315037c7634461bd689b886406ed855798cb
9. 0x4ca1f5ed6c13d75ad4de0ea30c77e0b9e7a38dab55e243ff7a71e54dbc094fd4
10. 0xdefd52ea807fa947d66ce9e13589d7178a01b1d88026ef1801c7c10d5926916a
11. 0x17a01b5105229ff0f84633f0a4dfa06aa656e4bc6ada581ab1148cead7230471
12. 0x374e8677cb5f7470293815b5235e57fac081a54b8c9fd798307f056532e9581c
13. 0xae521539711ad5a91adbe0dd002003819ce70e53b6a96152851758fc41b75098
14. 0x175afd1319b72670e83bf74eef6f87ab2173061f5bacdfe981a6b0789c963022
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90