addrbookFor publishers
← The evidence ledger

Evidence row 2551690

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:169002
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
9b3efe6b8469cfddbfe070d4800c70a47e5b58af604ffc311da78a5eaef8316d
Leaf
0x03cc90a1d3e98874e20b2f402cd4b5565a8f65f43bc27af7af6b3e89317e8f49

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OWQsL0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3a8fa0fd-481b-4826-abd4-85451035a99e/.well-known/agent-card.json"
    ]
  ],
  "name": "Pobiondel",
  "owner_address": "0x051ec42aecb21b4547f6a28afb9adb6a0082bb8c",
  "raw": {
    "agent_id": "169002",
    "agent_uri": "https://centralcity.ai/a/OWQsL0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Pobiondel 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/OWQsL0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Pobiondel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3a8fa0fd-481b-4826-abd4-85451035a99e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OWQsL0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:06:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Pobiondel 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/OWQsL0"
}

What the leaf hashes

{"body":"9b3efe6b8469cfddbfe070d4800c70a47e5b58af604ffc311da78a5eaef8316d","id":2551690,"kind":"listing","method":"sync.erc8004/1","observed_us":1793693209350810,"prev":null,"subject":"erc8004:5042:169002","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. 0x03ccb9d8bb6025446eb878eb40fb92d33d321f4b7a4bdf9f145a34a0a802f4b2
  2. 0xeb0c85b783413ddd0c7ce27de2c1c3fb016263f48f19bd7c66a1faf8beed37a8
  3. 0x023e5a2365778918a2516c3fbcb0cea9f97797f5f9debd823cdf93f4ca3819c0
  4. 0x8a053ec39086a787754b111cc16e2cdd90765301892dd3f5b7a55fe4e0c021a6
  5. 0x3c891bc91aa12dd29e32d43151671fe7ebdc5fd5baa73234f41390fe96c75747
  6. 0x0337653c221b11978cdeb67492510df57979e345a354372d35a09785da876a12
  7. 0xb19277a09d65f889f22fd6b790d5e86bfd822cd730dd05a379f2fcc7a67981ea
  8. 0x8ef0adae1cb42cafdff8a772eae6a82b3a6cc50d68207fb92d01e2e2dc8c58cc
  9. 0x87d6a76ba0b6364446fea7570fd39532c9465e43a4dc587c90bbb296dc3f8952
  10. 0xd6e17803183698d7e8c8b802c37701fea19504c227fd825a75f8e3676e8d3b1b
  11. 0xccca044078dc7c4f4adbae9e9e7782eeb2221d79f50d39857fd9b98575b8c6d8
  12. 0xaa16274fb697ff284124b3e00ee202a476442f891c7e4c41eb280f2400242f67
  13. 0xaec437d1d1c6ff6e0f177901126ae489eb66919a42d50ffe51bf6fdce48420d9
  14. 0x38d3e4f5af0a7695cec711b235344c4c2a36bac0d573eb1675af35d5916bbc2e
  15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
  16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
  17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON