addrbookFor publishers
← The evidence ledger

Evidence row 3404991

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:335831
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5bc60a9b4f495afb3c5e29caad4b115621f2c2130a853c40da4e150c54539300
Leaf
0x2b263f3b709f1c4b2ac45b9a421c1a972ad42a9080212629dcb9c45e1824641b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/3yvrOY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/eda75e7c-3e46-470d-b569-aa7c7801b60b/.well-known/agent-card.json"
    ]
  ],
  "name": "Mansan",
  "owner_address": "0xe29b2048a6f3c2946acf88bff4b8f52abfb94551",
  "raw": {
    "agent_id": "335831",
    "agent_uri": "https://centralcity.ai/a/3yvrOY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mansan 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/3yvrOY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mansan",
      "registrations": [
        {
          "agentId": 335831,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/eda75e7c-3e46-470d-b569-aa7c7801b60b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/3yvrOY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793883464,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T13:00:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mansan 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/3yvrOY"
}

What the leaf hashes

{"body":"5bc60a9b4f495afb3c5e29caad4b115621f2c2130a853c40da4e150c54539300","id":3404991,"kind":"listing","method":"sync.erc8004/1","observed_us":1793883627557250,"prev":null,"subject":"erc8004:5042:335831","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. 0x2b26541f6612845cccfc64a6b3430d22753d6cabd1673efcfef91abd3ac98e7c
  2. 0xd3ca580742d865d0b49371ab44327532e8616befe42da4ab8806e9bf9d1a5442
  3. 0xdb553e0ff2bc5d118b7020da59d19d16a610b22e7c418970b6fd66837d253657
  4. 0xa496f3a98fc02aefb266bd030272f020dcd10decfa3eff98c02eeb9a9fd3873a
  5. 0x417fdbd12be74d49391641dfecb1cf223ad64297001135dd3c69e118fc725c55
  6. 0x8873a0da4b07155bec26a545384bb6dd9220664572f82579386bc4288996052e
  7. 0x20ece9c701f340b6267d93a1e69d5c20d39b47faa23bae95ace5cab32de27023
  8. 0xa431f75ac2ee2f2f049ab6a1c19cbb57c808cf1511f2829d4589d6e9f97f0e89
  9. 0xc8fdadf7b657434bb885c32dad1c8c9ac31d74d25890fed1cdac505dfc3258ac
  10. 0x78a26d81a78ce4a49692ded96df510b80f4dd88e13b0ca54ae39a79499408e89
  11. 0xe265864fad378a47fec907b2e1d9a5d2b029374c884d8c46c15248f54a370c84
  12. 0x3653809347688d86ae36c4a9b471521e78e7db7b1409d4fb5f86e9d73e3ee256
  13. 0x6fbe23cbb012f30cf469d9eab6acaff62ab8ad93598502a3bdbd6f4ee329a80e
  14. 0x67e76a5b4517f0cd6d3381baab96eb627df4394492e64e7c2890e01538ee4d79
  15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
  16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
  17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON