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Evidence row 2146153

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:98973
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5de7bdd0bbbe7d0312a58a666b61cacf6cf87539c90d65e9d99c50169662028a
Leaf
0x3811334fe3e33d516a9ac30fcd6032e52f7ebc496f75093907d68c6742da73a1

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Wmso9c"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d16b34e9-3697-4a81-9d2a-11d0e6f1f04d/.well-known/agent-card.json"
    ]
  ],
  "name": "Hansert",
  "owner_address": "0x23688332d97e9cdf8ec97feaf2e8fe677d3803ea",
  "raw": {
    "agent_id": "98973",
    "agent_uri": "https://centralcity.ai/a/Wmso9c",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hansert 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/Wmso9c",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hansert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d16b34e9-3697-4a81-9d2a-11d0e6f1f04d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Wmso9c",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:33:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hansert 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/Wmso9c"
}

What the leaf hashes

{"body":"5de7bdd0bbbe7d0312a58a666b61cacf6cf87539c90d65e9d99c50169662028a","id":2146153,"kind":"listing","method":"sync.erc8004/1","observed_us":1793626393438919,"prev":null,"subject":"erc8004:5042:98973","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x38115fca08ccb7a1c27e69bb4871d53ea5a280f57e54f2c5e095fa27b19f5375
  2. 0xf56ca59853ed726166d4d79ffac5a0266cc2254b283a50c537e25f9e3959eaa6
  3. 0x7f4c9fe3ec7abb452a98fa95bd7528314b8e02bab7a66b3ffd8f485f25a33411
  4. 0x8bf546a69fd6f4184a4bc5ca0ca5b3ea705acccdd9c70e652e8a158a148fecd7
  5. 0xeea19d402401fe2297341dc976ebc43e210230a8232a11279ba75bb15be6ee79
  6. 0x5345667356cc2d49ea70ca67199167166db4a97a33f5e5e2808ffed784b75e45
  7. 0x254d4ce8dbe45dd87fbd6cb336643e7610e92024e1c30d80214a1fc74ca2500b
  8. 0xf514bce4c8ad50e8dcb27f4e01017b5b2460273286d98263af862e6007226e55
  9. 0xbe91cb811bef0825ff7799764930b91ced83eb4731ba0100878832a66953c161
  10. 0x137d5c330b16dcd426476e846be1b09e317fbef5cf30e3c22b601503c7e249f8
  11. 0x9d12d652d78e0fd7c35f4926078c2643d24efffaabb4413e240035a200894add
  12. 0x4447e402cea61275117ac4e9975eae04626bad327ccc4f13f5d1b453b487c0d6
  13. 0xa0e5887b42201f4bffeb4ff69bd41372cabcdfc84eaf669d71bc4550864cf581
  14. 0xeda95b8bf6c7d0b27dc5b32d6a6006255f41e0f6bbe80842a49daa792f4de811
  15. 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
  16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
  17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON