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Evidence row 2542517

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:164453
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
d7b856a447aa40e6a62aa797dd684095eb45485fc903a0ffd06ad5cd526c9826
Leaf
0x0db8c63c43f566567b75ffca28970014317653e210b1dd9c3faab0b6fb7d50de

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NFCBpY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7ccc05d5-f0ac-411a-8aa7-8832f1f9d259/.well-known/agent-card.json"
    ]
  ],
  "name": "Plaza",
  "owner_address": "0x1a2164407a31986d93e2729748c065051697c5bd",
  "raw": {
    "agent_id": "164453",
    "agent_uri": "https://centralcity.ai/a/NFCBpY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plaza 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/NFCBpY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plaza",
      "registrations": [
        {
          "agentId": 164453,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7ccc05d5-f0ac-411a-8aa7-8832f1f9d259/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NFCBpY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793687947,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T06:40:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plaza 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/NFCBpY"
}

What the leaf hashes

{"body":"d7b856a447aa40e6a62aa797dd684095eb45485fc903a0ffd06ad5cd526c9826","id":2542517,"kind":"listing","method":"sync.erc8004/1","observed_us":1793688016831547,"prev":null,"subject":"erc8004:5042:164453","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. 0x0db8a820fc9cdef826ba7e2b8f49db2dde0d270c5a34631549caead6972bce42
  2. 0x71fc74d3588a1b4e4a656b95b8011cda45225ad3938cdf6141a9773f554e7bc3
  3. 0xf71719339033ad2acc3afd68aded3654ef560a169d82e1a02fea72be3a180f12
  4. 0xaa9d47f03a6924eef8f7d8b0b3148dada89bc348733dbb5252703a7227eaa060
  5. 0xc2e6130a36d8199c03517251562c70f656261780f8d96f49f499a148a71362e3
  6. 0xa15bd1e54333ee0515c83d6390707f7bab4ccc904e918022c5d2fc683e472550
  7. 0x0cde9e941191f5a6e6ee84352e4aa2143e2b2ece72c908cb6a95a3accd0b901b
  8. 0x7f8f5595da0e03c5d9563c3799be87b13e0f5c4998396848eb00033d89e585b5
  9. 0xbe2d4a0032e4f7ebe037668d9b64be3520215c5a2b193f00593f31916382055a
  10. 0x46258bea6592d5374157fee6db6e6e34aceb9d9f20a02abfe59bae0d1f9bc47c
  11. 0x205ea6ae33c11fb33dd6d7157ddbcde3d54ec17db6449ddaa15f078173c7a428
  12. 0xa2b0f26f4e84db03ad032393b2a3695ea5f33353da8a24629497d53b9a55a657
  13. 0x593c60077eaf63cd302a3d033a280b28ac4c98d73bae86915b770c7e408ad8db
  14. 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
  15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
  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