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Evidence row 2548888

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:167474
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
915380aea350c88b6890edc0408fb155910daa8117016dbc3d8140d2e5fb9485
Leaf
0xe3a591d23bccc330854b5a2037ee179178c2a677d6a3649414b06e6148b16151

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZvQXS8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/75d30c07-1ce8-46c0-adb8-3525f717516e/.well-known/agent-card.json"
    ]
  ],
  "name": "Hevan",
  "owner_address": "0xc24121550e3b90dde49cff65d09072a50b266034",
  "raw": {
    "agent_id": "167474",
    "agent_uri": "https://centralcity.ai/a/ZvQXS8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hevan 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/ZvQXS8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hevan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/75d30c07-1ce8-46c0-adb8-3525f717516e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZvQXS8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:38:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hevan 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/ZvQXS8"
}

What the leaf hashes

{"body":"915380aea350c88b6890edc0408fb155910daa8117016dbc3d8140d2e5fb9485","id":2548888,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691499533123,"prev":null,"subject":"erc8004:5042:167474","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0xe3a5bd6c389fb6f1051497de978579705b05889737f366bdfd6874770b52a45a
  2. 0x5b89e21af9035ea67e711bd8dc873ff9df2963ced07d89be1a61af10b0e06f62
  3. 0xea9c88e27522a0f82636e0dac6d3ce6242e5fcac7d09e3cc6518fd5fa8502a01
  4. 0x6a401a045ab26bc15d4aa8167a9b7b02402531b9902d314213645764314514c2
  5. 0xaa2e2802f5810efe3a93e4a663f9a3503d2fafb13837ed5c7ebafb46c72bb686
  6. 0xcb51085bca578f1304123a2ed740d93429fd124614f9ea741834721041bba478
  7. 0xa39f84f8bd57f7fd6a5ba22de9abc6877287da9bd43d503cacba93fecc5057ae
  8. 0xbcc029dcbf8dc6fb2c33d82b5120e3b42ceed033277d9334920b0ccf639c0b74
  9. 0x69bb0ef544ea1aa84ce52d6a96da200d05f9c097440bae1133e867f733db017c
  10. 0x940308515ba306ed83268cae1ea8bbe7eee07f8e49c897a9049c2022b92b91b8
  11. 0x57b4f06a323d863c0aef416f5e515aef5ce3318a3b7bc6ea6861540f1ec6bdbc
  12. 0x1e85eeff0090594fef36f580ea962087ff11dab20e05da2522c264c55fc70b6f
  13. 0x45ba4607b58bd503d8501bd96a0477f9bb52f44b7e9c7927ec982f240f262131
  14. 0x88002651b75eed5296ce4ff2e29616d59737fbfdbd4eb1747342b2df0368963a
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON