Evidence row 2081131

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FERlqN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2aa1b451-3714-4738-b05e-fa639a061405/.well-known/agent-card.json"
    ]
  ],
  "name": "Haufisto9",
  "owner_address": "0x1b6a52e279a9edaad774578237e9f07d89ad5fff",
  "raw": {
    "agent_id": "72089",
    "agent_uri": "https://centralcity.ai/a/FERlqN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Haufisto9 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/FERlqN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Haufisto9",
      "registrations": [
        {
          "agentId": 72089,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2aa1b451-3714-4738-b05e-fa639a061405/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FERlqN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793603202,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:10:48Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Haufisto9 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/FERlqN"
}

What the leaf hashes

{"body":"fb698dd18e8ba7802f049ae66828e2b5bba2bc0851deb9db24baa5fad513cdfe","id":2081131,"kind":"listing","method":"sync.erc8004/1","observed_us":1793603448609975,"prev":null,"subject":"erc8004:5042:72089","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x19a89e528f3dc62c127c8be38fafc6b665154114bb8fe535ad225734dd8c46a8
2. 0x7c83e2dd78f8f9f9494a7e82010d388347198d2bf1800a5710342d26fb8eb2f0
3. 0x4d277e757cb6799a3d9dd0f1d06442a9dc22cc102c1fd19aa2b67781dadb73a0
4. 0x5c1263eaf868b07ece091680ad21730a8b5f3cb0a54fce749a01bd1cac01ba5d
5. 0xa51d845d9dc89ae5c9fbdcbd4de33a9e7ffdd40f91c692e9241382c29341ed7d
6. 0x49fd742b8f33be66db4c99de3f2ec39026eb2c4626ea5a21f2fc7ff366d85a06
7. 0x831534b0d1d12ae5f13143e494a0d3f2994eb3e08a9ee8c6046a6fec2e71921c
8. 0xab4937ee6e5a4c3a7869185d4f5dbce82e08ff7abf38a61c6b98f4fd30a47e57
9. 0xc8a940f839878f071f068b4d6d2d3841421eb7cc6326efe8ae165cfa08b432b9
10. 0x5ac12d468c1dd922bc30ac95e978ce8fa2c75aae6d643950c93b78b58f47841a
11. 0x4d3941ce66c8aaea96fe3c729f5f67e05c9811c40bd87d75ef292405b91cb697
12. 0x26a5e40cd7017d9484a6a4cc5d6e133e2ac2a62428feac84f9ae661be99ee435
13. 0x3c6bb4ee00210310afea4db77a3d5e14b8fbfec0b426541034734f028665bbb4
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af