Evidence row 3409028

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZKOD8B"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b478c026-7aa2-43f1-81ac-b09ab585f0a8/.well-known/agent-card.json"
    ]
  ],
  "name": "Hokisto",
  "owner_address": "0x0f115baeb870956c3e320a9f8f49600404d65269",
  "raw": {
    "agent_id": "337972",
    "agent_uri": "https://centralcity.ai/a/ZKOD8B",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hokisto 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/ZKOD8B",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hokisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b478c026-7aa2-43f1-81ac-b09ab585f0a8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZKOD8B",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T13:29:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hokisto 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/ZKOD8B"
}

What the leaf hashes

{"body":"3909f77d28801e9eddac683911bc61951b1c8488ed1d350339f2bb41114a9f4a","id":3409028,"kind":"listing","method":"sync.erc8004/1","observed_us":1793885356900834,"prev":null,"subject":"erc8004:5042:337972","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xc8a1c51ee3a1e2e87cd35c4b07264eed0c7d3c7022f33e3cac02e63b9b507bcc
2. 0xcea0c514b758684c686c9c0806243e4a31a13319a1b3e4629fa7947c26932448
3. 0xdecf9fce7bf0ac3231f2180da011f4664dbd2f11266a8d8b4cb01ad5d1ca3705
4. 0xee89c5d43a21275bef2b9cd552f528d4a1bc501f696f36d0504322c6c4e03b3f
5. 0x7ae03aaf2c08805258a4e54ba3fbf523004da0100fffba364dc8ed9702c0474a
6. 0xadb70dd73b2909683e17dd399b6d6d6256526a04addf6bd6bc9e3b3321296c87
7. 0x5a580c17180f87b6ae60ca4a880f78788d4e22fc3ced13989c7ccc0782314aa9
8. 0x4b64cbc331937d557b0652f24acc8532cbe943b30fb34080b9417ceac9bc65ab
9. 0x391c4150f7ab9b69008e62e2b0f79fd0b835ff08b5d0c82cd640a6ab0ca5f26c
10. 0x901fc86eead9bd8961b0b0cd4f1f9d3c6f8e5fd9c4d1e2222199899e363171d8
11. 0xba6e427e27549e0515326ddd4b7604e24788f1e372c00d07262fad985eb3fb2a
12. 0x17d53afbe2c3b5024772de89b5e8826537eba654763e5d4a3754ef8f4550945d
13. 0x5f2d84108e979c1f040386914884f9213539c40ee93654c2c2c044799fb97304
14. 0xa0dd9de5227bcccb051dd789b1b0b367de502cd968f4eeb15c7237fe5ab59210
15. 0xa4e56d82ec36b49551d49bd66018a63f06e5a1bf1f57267e4e574643bc111b3a
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94