Evidence row 2182281

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/37fH5H"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0657b9ba-d332-4ae3-a1fb-d2fc2f1106e4/.well-known/agent-card.json"
    ]
  ],
  "name": "Sumabel",
  "owner_address": "0x5ba5f42a7581f45e48914c03062edd8ec461db62",
  "raw": {
    "agent_id": "117028",
    "agent_uri": "https://centralcity.ai/a/37fH5H",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sumabel 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/37fH5H",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sumabel",
      "registrations": [
        {
          "agentId": 117028,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0657b9ba-d332-4ae3-a1fb-d2fc2f1106e4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/37fH5H",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793640844,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:36:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sumabel 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/37fH5H"
}

What the leaf hashes

{"body":"b1d549b641f3fea1831ad84754b1936973ee3ae0fbac3214f769b4fbca0ba89f","id":2182281,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640990704975,"prev":2181927,"subject":"erc8004:5042:117028","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. 0xed5f215e9121363099c9d4cb5964c5d328a7e71dd813810951240884c604ad78
2. 0xf25b6b2f7eb749ee61a67989b535040d696684b5018d100076fb0647d15972d7
3. 0x1951be7fa59f97d70537599e8e6031bac29ebec71c0ea6c26e4a55c6be2a9f98
4. 0xb95666629aeb920fd244db60ee6eb8767a730f39aaebbd902bc63cf0f23e3a63
5. 0x820e9143945a68ff3c90d03e6307157478176e4f954a5f394d24e189636a8c45
6. 0x4fd42638e0a2309c1c8ef6e6429ec50562b3cc585dfad44c919178e985a269ef
7. 0x47cd352de0a1b3bd19807b032182c8c1d5c6f0c2a5c44bf8ddced83bdb767c8a
8. 0x8ce734e485e046083ac45a214801ac3e901fa9a8c352c8f2c5fb7d86a0430f82
9. 0x1f336bffc5cdbaee8d4cb0468fa55353b38607770941f6738c37ff7ed0aedf89
10. 0xd585fa95a1eff9268c42df0933e15152e15bfd9331e78a0f732eda88057d8846
11. 0xc0038167bb048534c699daf9dc54ffd008a0d1f1d826e5514567ddc27bfab881
12. 0x81186f1d3fe58c5a37fc5a986c2e4440f453481f9e7d23a13c45f48adcec0bb2
13. 0x56222576ccb9eb1523f81d1cc3cad919b4c5bb42ade03a1c402e7008640051ad
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af