Evidence row 2182212

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ovWnyD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2cfd0d17-40ae-405b-ba46-269af7cbc172/.well-known/agent-card.json"
    ]
  ],
  "name": "Jostan",
  "owner_address": "0xe51e35cd7cc9915cf1f89ccc78ddcbaa7046d432",
  "raw": {
    "agent_id": "116859",
    "agent_uri": "https://centralcity.ai/a/ovWnyD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jostan 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/ovWnyD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jostan",
      "registrations": [
        {
          "agentId": 116859,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2cfd0d17-40ae-405b-ba46-269af7cbc172/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ovWnyD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793640710,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:36:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jostan 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/ovWnyD"
}

What the leaf hashes

{"body":"378e5825263b02ff84c44dbeb85588d4196e66bc77ea0492cd3c7cd40170fa3d","id":2182212,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640990537121,"prev":2181758,"subject":"erc8004:5042:116859","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. 0xa9720a39bb8f37ed51e3ddf5f0c0cabf3f1de1e889c10b36a0946f6191720423
2. 0xbe7036b56f28648eafefb99eb98468961878e2864293ba8aa2636608096da397
3. 0xf72a6423b4e603a7e9a978b84fdbeeef21f30aba4cceb2ad6ad60c6e822124e2
4. 0x1ddfce3eb1293ffd2b408a34171ff43abfa6f29cef015b61658f6145b11b3c0d
5. 0x6078f8e2ea2f6d31bd2aabb990f08fe4ee1a80fde89abb1c18133b8390d8eb21
6. 0x96d76977de8528f84059a72f119a11598e789d3f1dabb909e5efa316cab345d4
7. 0x41e21a857f1cf9a08273a27ed6512ad5bbb3f13c0bab3cd35c46f578144e31a5
8. 0x4f7177593fae0f91c79374f1c1a234e84719164239e188d69d2e543feb63875b
9. 0xb70befbd47bee8fb74b1cb6672de71a41acc3c14063835352707adc6698a70b1
10. 0x524ce42c523d8c6e1d1ec0174bba51f536c713eb3bfb864da6018180f5af8342
11. 0x4d7cdfd8e8f99b330d5f369404d97728e338c5af683cc5165d22a06349000ca3
12. 0xd092c4592746638c988be0201bef3aa0097a159b2bde204654e1174f70c7897c
13. 0xf7fc51348087e5c1e3d386772d38113ebc053fa2bb0a5e6728e5f86d0ac25db5
14. 0x7a6e52c5cebe3ec69d18cc200885d32108ba1be1b19f2da2ead8becbf3db3cb1
15. 0x7abf7290721a0b95be706db03c09de9df65bcba8e18ffe4616da43d9c31d6b0a
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af