addrbookFor publishers
← The evidence ledger

Evidence row 3399204

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:331972
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
c50e458329a2ca16e279a651d28500856be93d117e268d79c4fdf65ba0af0c9f
Leaf
0xe26c34aa364bd177e3a1e0f9133be1802c0fb3281425309d30d0ffd221fcc9a6

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/JsegXJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e4e8c649-4bf7-4fbd-aa7a-057215642e27/.well-known/agent-card.json"
    ]
  ],
  "name": "Josis2",
  "owner_address": "0xa7b8c960ed6fcb9ab4f32fd1572f056e619f87cb",
  "raw": {
    "agent_id": "331972",
    "agent_uri": "https://centralcity.ai/a/JsegXJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Josis2 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/JsegXJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Josis2",
      "registrations": [
        {
          "agentId": 331972,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e4e8c649-4bf7-4fbd-aa7a-057215642e27/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/JsegXJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793881751,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T12:34:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Josis2 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/JsegXJ"
}

What the leaf hashes

{"body":"c50e458329a2ca16e279a651d28500856be93d117e268d79c4fdf65ba0af0c9f","id":3399204,"kind":"listing","method":"sync.erc8004/1","observed_us":1793882099050561,"prev":null,"subject":"erc8004:5042:331972","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0xe26c8e51c5065330fd9c3e59c153d641bdf61e03ba0aa2c8ff0b796b93e96dbf
  2. 0x4b99f11640c9589083fdc2e76a516385dc1c73e818d852c13da72186c4ef80b7
  3. 0xac3ef74c68d3a60d6cd7d72f757f91b750443df8dabaa6d7f32714c2cfe7d29b
  4. 0x711f05102fa25df7d008dd35310a4c1f2b8762e37dd3c49f23bc5fc960392fa8
  5. 0x30015c753c34a9ca8ffbcb47c63908dc7253c58ced6e65dcb0a384d7b482f463
  6. 0x430e2d817b22bfc509baaffbff2467f12856252d5a87dc8afdd55bb557cac3d2
  7. 0xbc250f4046473dc03f3b06a5b362a58ce99b13cfa2822752a01c7559191d0615
  8. 0x559bb4b047a978c2093438779027e8a9921fd90e913c81e528f1d99d1a8d875f
  9. 0x2281bf746beb76fb2c6d6746f61d665244c38809b4eb1c083558bf1946d93fc4
  10. 0xf728ab5f2b153cacdc29cff23da423af47955cc4a867ceee76fc6335390a3e69
  11. 0x7f467b6e7f88955ac12d81cfecc8b4a89c9abaad77e2e1ac2cd0f07a52d6a6ca
  12. 0xc9fe133f20e9d3a24efd7bb11afcbbdc604a972dbe42b2d2133ec64a065c74d5
  13. 0x53360dd4a714944f94296b461a01bcc564310b05565b05aea6e1a71feee1a57f
  14. 0xce27876666d433e301388ab9a229faf79cf58e8e5e9d26b51a8919e49ef7c4fb
  15. 0xb5004928d173812cab4255917f4c361aae718a32a8e6208a7de15d84417a441d
  16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
  17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON