Evidence row 2951987

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jld3RD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/16d2d5db-a79b-4c07-a85b-2915be42d255/.well-known/agent-card.json"
    ]
  ],
  "name": "Kobiasus",
  "owner_address": "0x859f3340d86a120499577930a02a50dcb66aba2d",
  "raw": {
    "agent_id": "226621",
    "agent_uri": "https://centralcity.ai/a/jld3RD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kobiasus 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/jld3RD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kobiasus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/16d2d5db-a79b-4c07-a85b-2915be42d255/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jld3RD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T05:00:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kobiasus 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/jld3RD"
}

What the leaf hashes

{"body":"58006ed9f21d9ec76ca6f0822ecb469042dcdb114287e05c98bc31d5859414c9","id":2951987,"kind":"listing","method":"sync.erc8004/1","observed_us":1793768436141292,"prev":null,"subject":"erc8004:5042:226621","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. 0xef3e9af6a45eddaf5e035452fc29da87b44b73b68a15b42dbb88b33cf06c41c0
2. 0xa570769422d0db1a9bfef75c4b46088a5b8fc6d2660d105bd5f5b865dfead0c5
3. 0x140a746a4f90217933c9fd4a94c1c96bbde4bae83699237a8323f9123ea7e48e
4. 0x7fb2ee80c333bc4591ef7fcbb4591b826e2713ae54b8c681ac55b9192b1dc151
5. 0xc6f5a0bef3b8fd6851789402eaf986637f932e20de38be5d39032cf848a16bb9
6. 0x824c108fb15f4b02cf480c1b590e505a04c1000170861625b1a7b2b0c0e003b2
7. 0xc1075811203da53c565065cf5d54605180484d2ce18a316656868c667d93b066
8. 0x1cf285e56033de834e5083df44048565c41fd3e542abf29270224d5e49c0ed55
9. 0x55e6f9126de158c4d842db32632e9b8b8196f929a1867b4fde3201e1861d0804
10. 0x8178ca6439303111524df14be424911401590cdcd29e03d0cee479dcfa045056
11. 0xf0f2c4f3c2f5015721c2ca8325bfefc3a184de143562f6ff6e515448219f80ff
12. 0x41fac7419e4f3f5b259fbeefda929698a65fdd2aa3d22faec35e1f4841c57e9f
13. 0x956f4913934270080a8ccb34cbd8f0c13aa2c31b748acb745e577aaac06fbf54
14. 0xbf7e123029ce4365b819863a1c92b78b356111fa8f0bd187055546ccf59fa8ff
15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345