Evidence row 3002502

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5rZMAQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7a9cb0d0-823f-499b-bdb9-f7a1c2629118/.well-known/agent-card.json"
    ]
  ],
  "name": "Nibaumer",
  "owner_address": "0x8c5942670d3b2529dfac2e9f3578d38b9c1d23bf",
  "raw": {
    "agent_id": "246589",
    "agent_uri": "https://centralcity.ai/a/5rZMAQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nibaumer 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/5rZMAQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nibaumer",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7a9cb0d0-823f-499b-bdb9-f7a1c2629118/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5rZMAQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T11:56:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nibaumer 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/5rZMAQ"
}

What the leaf hashes

{"body":"1ef5e42cbfad191d4f12fba8f0685547f607442453944a1a5c47281b7e09f591","id":3002502,"kind":"listing","method":"sync.erc8004/1","observed_us":1793793381551502,"prev":null,"subject":"erc8004:5042:246589","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. 0x5780dd2da9583208af3664d070e54f9fefb08c3998566fead4a066476ebdc4ad
2. 0xef320f3ca07c4324c2078c7f15d7481f047539e4e48a662b41857544dc42f371
3. 0x65bbca982708a6fac1c89efb1f53e3d30b4b3b33f7554dbdb5a9e40842c3f49a
4. 0x9166fa4dfd7ec111346f59cab96a37839e79447328940f9eb5cefdce7e2b78f2
5. 0xd173492282cfcfefd637a4e10bffa0a0cef954b59e442543485ae80af38413af
6. 0x4df255f7ae85230b6bc29585fe7976d390fb29a12957745623f7bcb35a660678
7. 0xc2f0939e8ef91d69699e5ca4f560a021cf71aaa6f5856c4f1e994f951e26568b
8. 0x12d841925f295f37077bb38cb5224f2b7b6b163801b4969c68fe683bfd0caf48
9. 0x6bcdfbabf01520b5966a917a2834c3cb51b527ff9ad761778101f84e67850a5b
10. 0x230c7f6c2eb3a2dca705c5c55b8eafb5f88eea7cd3c76c92c14c4b02f5e8b32a
11. 0x4f86b0cf294526e90a2e1021eb5dc8bd240720dab57a968bab26b7a4e89be950
12. 0x945fe9487995ba90c82134d19e760f56c5b24bc01d33b378e0e0c5fb0f54498d
13. 0xa2e5674fcc10c964861fbb98d1f682c2e24346c9f9f7f8e545244f42f75207a7
14. 0xfcbe70e6806bc5e74c59372e42042f8b6a3a2290fd0287c7191d5427d1ed1efc
15. 0x5d251e883c0069357a22831cebb319c52fe5f04a17c550ecf0dee07b97adf218
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345