addrbookFor publishers
← The evidence ledger

Evidence row 1825391

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:25902
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
3476196c3a0e7b3a627133cb799b9de645a5d2edf40c88f358001cac8dd3c5a4
Leaf
0x162abfc879e24651b6f49da33c3c54eef6075b9addc9fa34813768a86b644904

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2NCyPN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f89f4954-a2b7-4fc9-ac82-e0385132ddb8/.well-known/agent-card.json"
    ]
  ],
  "name": "Elassero",
  "owner_address": "0x20c4aa6bd486b7ef40118028471c47b7189e0309",
  "raw": {
    "agent_id": "25902",
    "agent_uri": "https://centralcity.ai/a/2NCyPN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Elassero 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/2NCyPN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Elassero",
      "registrations": [
        {
          "agentId": 25902,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f89f4954-a2b7-4fc9-ac82-e0385132ddb8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2NCyPN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566174,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:52:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Elassero 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/2NCyPN"
}

What the leaf hashes

{"body":"3476196c3a0e7b3a627133cb799b9de645a5d2edf40c88f358001cac8dd3c5a4","id":1825391,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566376894245,"prev":null,"subject":"erc8004:5042:25902","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x162acdda1180d84046715c2fa176e41dd1f6188bded1400972c2a8e510aa0738
  2. 0xf9cc4610a778205923c3871057503be1b56d4f89462cf624948dfc1bc628d65d
  3. 0xa8d3eca302529fed37f2fbef8f8d244536096a0b791121d04cbc16ebc0180e85
  4. 0x267192e434cff46d769e4c8d26f4d77a243263803d6bed01692a78451049aecd
  5. 0x7e9fe99ea025803729972095f9fd88101dcfc5f3ef340c5d8f43b168d0634909
  6. 0xdef2f9d202fbd725331534d70d9422144d7065173ed4682db38759bb0ceba5dc
  7. 0x79686569e87312caeb73b4bb55d7b36f94266a4565ab8356ac87469f47dba8b6
  8. 0xbda8064bcf168ee3511e678ffc8a08d474869b4685b6c71cef8ad21cd89f5820
  9. 0xed1cb6757ed34632f443b0ac912aeac1c296b9ae5bf9eab53d2e66ee2f946ab7
  10. 0xc25452c6afc4ade66db6e362866babd8c39f24cbe1c2c3704d549e495a1b2f9d
  11. 0x018b7b72ff6ab8c4c9bfb82f3613275d49bef50f924d312943209d9a949a9e1d
  12. 0x66891ed1e5e8c32c74d3587c22015ee559aeb6a8e98b7d712d5c323d012e46a0
  13. 0x10405c22dbe2ed0ca6e6cc381b8fb16e2b184181ad6bf0dbf94a86aec4f16b97
  14. 0xa4d26e861503b80bb91bc89e98fcc6daf0fcf003f5a144540ccd91637ccdc11f
  15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
  16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
  17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON