addrbookFor publishers
← The evidence ledger

Evidence row 1775021

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:10449
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d9c841fcc91c8296d3d9f6c6167a4b2d3a0fdf4617a76c0a928d609ad1272b98
Leaf
0xa96d4b0650f873f84e8ccafe24a7e9b4f7fda523c437270babd6f0847e9e5121

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/c412xs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f68195b9-626e-4738-80d5-19c221afe068/.well-known/agent-card.json"
    ]
  ],
  "name": "Krostero88",
  "owner_address": "0xd729a2bec8b8741ca82191883917005cd82e8941",
  "raw": {
    "agent_id": "10449",
    "agent_uri": "https://centralcity.ai/a/c412xs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Krostero88 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/c412xs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Krostero88",
      "registrations": [
        {
          "agentId": 10449,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f68195b9-626e-4738-80d5-19c221afe068/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/c412xs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551038,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:42:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Krostero88 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/c412xs"
}

What the leaf hashes

{"body":"d9c841fcc91c8296d3d9f6c6167a4b2d3a0fdf4617a76c0a928d609ad1272b98","id":1775021,"kind":"listing","method":"sync.erc8004/1","observed_us":1793551354999623,"prev":null,"subject":"erc8004:5042:10449","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. 0xa96d391451e2ac133aae8291ac0a817baf7cb78e8dee9bad71b2faf837c80b8a
  2. 0xceeb3f1593d536350913c37cadb75dd929f73551c6b0e1212c6cd9b9d2545544
  3. 0x08e746c8830f4172b3068b80b80dbde60553c146643747a35454c38a26160681
  4. 0x7a8caa97bff35aa71b939aa3e16d228811494c988fc5ce14db2500fae67acbc9
  5. 0x9f9e21f8f8d832e6fbd4840ad7d1f47061ff008ef66451cd24b6ddc5621818e3
  6. 0xc4fd9e769cb912aef746970445fc49ce9c54a35b27bb57072c2666963c834b3c
  7. 0x66d487bb8b6263c2b4490aeb577068c98ab97e81b87068c4f597eb4c46cfafc6
  8. 0x30b24f3498541185bca0951887435f3e6e4dc13d5c5bf30975723f9b537f04ed
  9. 0xf0de4957c04d483e61f2f9bf303031eb2794b3a58dad94ca7243a8317f88f422
  10. 0x485ce8fd0ffe3767fdb02c5f1b74a290377225ca0e5412e0d8c45881da3113b2
  11. 0x93b9ef123c8de35f8f509d5bf6150d781ca89eee4b503f3b5938168ec0ccf3ad
  12. 0x493095934167d82b74bd7af49909c43be10891ae6809488ef8d9693762ade329
  13. 0xefff7a00a0f698242a4fbb4741471facf8a07aac283a6d0c44a87bf4a988152e
  14. 0x110c6c21e77668de1becd70345e909cedabda185c5eca2a47425fab10ef478be
  15. 0xc88d127644e311620e3bcad9c976ab2c79963799278768230b1762de9b7cd724
  16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
  17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
  18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON