Evidence row 2051576

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yJdNNy"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9fbc5182-2266-4348-a04b-0973aa560abc/.well-known/agent-card.json"
    ]
  ],
  "name": "Humpa",
  "owner_address": "0x0b7c8435944ed1cd46db3cbc377723c22cedc17e",
  "raw": {
    "agent_id": "58470",
    "agent_uri": "https://centralcity.ai/a/yJdNNy",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Humpa 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/yJdNNy",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Humpa",
      "registrations": [
        {
          "agentId": 58470,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9fbc5182-2266-4348-a04b-0973aa560abc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yJdNNy",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793591981,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T04:04:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Humpa 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/yJdNNy"
}

What the leaf hashes

{"body":"4b6ac6321fe38506e7e5756525afd223a0a336d505fcfcd9678ea93a37ffc825","id":2051576,"kind":"listing","method":"sync.erc8004/1","observed_us":1793592286172200,"prev":null,"subject":"erc8004:5042:58470","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. 0x0c43d83d65806f913b51463b9b914ff4917034eec9e5229374811ae576eb8bbe
2. 0x5a719c83786e4490d5d241f2678012bbf76ccbe40d1854f86b73a981a7e046fb
3. 0xf9e7fcb7ecb66d569dda503199a7e31e094cb7f0cb17e3f531244eb22fcd37a7
4. 0x6819341376b27142f6428854026a353c6539795a499d1eea18c58b23e834952b
5. 0x7b9534ce5a421f37bf10b2fc2602ed90f3dc1c6d70752dbe6e0e0e5fe3bbe490
6. 0xd191f09215068432cef5c23715d479c2cee3f7ef27581dfd9a4c37d2c2fd5983
7. 0x4f4b81fd4391de0631371a90fdc2e3642b2ab28b8dc9851cdd9cc4ad45484b97
8. 0xe19c8bc6a604691634caf51120ab72732a001fa3aa74bb764ce64a5fb8b4c0f0
9. 0x9e43b1f60b18b600f0a71afe28fdeda03b2690870d6907b844ddcb59090669fc
10. 0xa4d5990986643927812596090ce80fecc40a00d5639b66b724fa6df29b737a6c
11. 0x4a80444328b75417d3f4f8edb8df5ac27dffd3a353132180d1d3a7e137fa54c6
12. 0xaa94317dc89f969785a54ece6cf62c867073c54f5f285f0a61c8cf9c78f4f2ef
13. 0x21862012011e9c7bd96b9da5758a45e44049f740c8ef1f280b01bc054552ce7e
14. 0xdd12fe6a2b0c972fe8b92369b1535a7d883c9e1085b61ddaf4130d8880afad75
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af