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Evidence row 2709561

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:203041
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b66e4b6d1f65e0511c5d923e4d23e6ca41afe703554cb93bc0ff2c4546a5e421
Leaf
0xe0087dca8969e88449a453cd8b009d4a1998b3b4e17f62a5dceaae84b6ffd13d

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mrHkrt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d83fb21b-fcdd-4e48-8307-da7359da1e24/.well-known/agent-card.json"
    ]
  ],
  "name": "Hubanson",
  "owner_address": "0x3754386447581b3bc4264a1fdc7e47ccb5a1cc3b",
  "raw": {
    "agent_id": "203041",
    "agent_uri": "https://centralcity.ai/a/mrHkrt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hubanson 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/mrHkrt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hubanson",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d83fb21b-fcdd-4e48-8307-da7359da1e24/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mrHkrt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T20:25:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hubanson 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/mrHkrt"
}

What the leaf hashes

{"body":"b66e4b6d1f65e0511c5d923e4d23e6ca41afe703554cb93bc0ff2c4546a5e421","id":2709561,"kind":"listing","method":"sync.erc8004/1","observed_us":1793737536939738,"prev":null,"subject":"erc8004:5042:203041","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. 0xe0087ba830e92daa140b6676bc3e9426a6e02da936bb873b30e9f524bd9a0883
  2. 0x370dba20556db338c5e3dee3b16827b55de2eb8ec9c8d759b68fd0d5829b4971
  3. 0xbcc03d33d56336fdcaa67c35233069286e79fb2f0416b1487d66e6575025e6c9
  4. 0xdb9eb64cc04ddc43bfccb4ad5b25b7e1adf740725a9ffc62e9ff0fa8daba2c77
  5. 0x01ac69781be39f596654b6dbef52cd675901fc9528153c0b9dfdd936ed19d91e
  6. 0x54834a0fe8427e2db10ccf200a20b7986861178b4ed67635c5c48e45f30ee6a1
  7. 0xc4a228ee60bf37d6614c01cf0d21b345b11bf39156ad589d7b45c44b628e1716
  8. 0xb2207929fb25077cd23ee7c28c840ce1013138fb39065deb0e8f972d34b820b9
  9. 0x170f4030d506ac2e7cd59dec6cceb2befa05dc02cfecbdcb977f24eb404d2c63
  10. 0x8f51317a0bfd4260f5cb1c89fd9cef19fa8da62581d787bc53745891f5013b51
  11. 0x8537368bf4d590e2d11e7f7e92c977bc7bf0afab8407e2d7e701d9d2ddc98335
  12. 0x77412a36b507b0500b445f2e83c2f17f84662a924c6a82a903820093de3cc699
  13. 0x4fb617b3e5c633b66745b02140beb64580164cdfa6188d729cad658ae1950304
  14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
  15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
  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