addrbookFor publishers
← The evidence ledger

Evidence row 2281101

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:133682
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
019c07161f9135734c1a3bc859e605139f48bad9818ecb25557380a9b3207e8d
Leaf
0x62caec83d3fbdb883d025d83519e61677432d2b8379617a063f8c1874edc07d8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yGOPT4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5e43828b-c57d-4547-b6a4-19381dd6c60d/.well-known/agent-card.json"
    ]
  ],
  "name": "Hestert",
  "owner_address": "0x9b6f86bc48b88c23ba5448f39597b63e12ab910f",
  "raw": {
    "agent_id": "133682",
    "agent_uri": "https://centralcity.ai/a/yGOPT4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hestert 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/yGOPT4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hestert",
      "registrations": [
        {
          "agentId": 133682,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5e43828b-c57d-4547-b6a4-19381dd6c60d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yGOPT4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793654099,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:17:12Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hestert 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/yGOPT4"
}

What the leaf hashes

{"body":"019c07161f9135734c1a3bc859e605139f48bad9818ecb25557380a9b3207e8d","id":2281101,"kind":"listing","method":"sync.erc8004/1","observed_us":1793654232093928,"prev":null,"subject":"erc8004:5042:133682","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. 0x62cafd9519531811cdc20e8ed4e67b92eb603bf077b860196e9df961ac4b2c7f
  2. 0x2657e760f226055e409b39bf1e31cf785ecde399cdd62a29846c88b4d107f127
  3. 0x6c6aadcabcffa4f3ff9d09c436c15f72b2fe0cfcdd56b72bdcdd4ff059b2b0e0
  4. 0x19da8009ea460212f8224ba52be5170b3cd41217e9248aaadacdb0b81df10519
  5. 0x018135d7c51511e38ea6e40c99c0c17055d6b107395eff648fcd75cd2e9b8d32
  6. 0x845cd0629f776582617c7d23372598d1bf315c91b73aa009c522fdeec5c49e24
  7. 0x8fd2f0d1b8bde80eaf33142268f17585ada370f22289a446b2616344a0e474cd
  8. 0xeeefbad29d4b0a08b63434661fcd6ffca659f0fa7c40fd5ca1a070815b29095e
  9. 0xd1afe02b7ea6fccc6713ca271e38f55380d949976b09bb7cef98d9cc9d5880c2
  10. 0x1100e52fa5f34022344a704132b10d22588f321689a6a2b3ef7c4034476255bd
  11. 0x31384fed531ba72d8b15633b0eb125ca578abc3318e4a2c32e2f7f3c457f4e18
  12. 0x01f1d6bc3b4b6d999bc8426485b340e41a9ad059d38c36f458e881f8b52146d1
  13. 0xfcf5d9c790c40588489c41a23736feba4efc9e83eda3317c30f53a98ce8d1d89
  14. 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
  15. 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
  16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
  17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
  18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON