Evidence row 2968109

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9OSOUb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/da2a62c0-042e-43c2-8ebf-69ddbdef51c6/.well-known/agent-card.json"
    ]
  ],
  "name": "Klemper",
  "owner_address": "0x0807aceeb462dfd2eaeb6e11f82178906b144bf5",
  "raw": {
    "agent_id": "232546",
    "agent_uri": "https://centralcity.ai/a/9OSOUb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klemper 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/9OSOUb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klemper",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/da2a62c0-042e-43c2-8ebf-69ddbdef51c6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9OSOUb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T07:09:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klemper 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/9OSOUb"
}

What the leaf hashes

{"body":"0c6fa0eb01cc9ec01b341962c060e8859d81ac26e339576ca9e33a42dc8737e8","id":2968109,"kind":"listing","method":"sync.erc8004/1","observed_us":1793776166793518,"prev":null,"subject":"erc8004:5042:232546","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x93c8418725340a21dfb456f0d8da4eed6fe9f3c3d9276934710c3bc8c24282dd
2. 0x8bcc391a7c9c27358f604d8fd99b5c3f9575c18f513224a6e58166192a080296
3. 0x437c6a675f5d3aa673162f17c4d062fb4079fad1cbd2a0ff2b94e34edaabc9c8
4. 0x144b57c0320ad85cb8e101060d6684b89e36e38af3c8cc1e7a4e8e6faefc8e8d
5. 0x439376cd74f67fe99e2efe32839182cb39a4553d7f8d3aa468773b3391f1bb66
6. 0x8597fd7f0fe8532d2ce1761b5cfc449dfbf099a9eb9a01fb747648e5b963cab9
7. 0xa79468d7d1fe326e17490078aa5f90f8891873ed26715deeb5d0951cb6706698
8. 0x85ac45bda97da0a3d728856b10a335097b6ec1a3a7e6f54b3e96f3e2a47cf96f
9. 0xa5bf51e3cad84270b0ddce1e24804ee87dddf661684380f37cf266bbd6536e7d
10. 0xf671cbde1257239b086bac47fb2ea62ccec30991741161763376bf39b07aa900
11. 0x250762dfe866ff8f6484f04f9ee9d651aa72843aa44e32d7cc6e3ff05c2fc9b4
12. 0x9c332b0affcd6f2d2639fc978d6c413e9e3a468849bb187ee71d366aace82aef
13. 0xe7b8906f5be71e30a93923a510426d37fe7fe5093e30b560cab97d8eb87780fd
14. 0x81f4b53be09489882faa9a4cb613202e6d280222b8534330fe26fc56fa32a8cd
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345