addrbookFor publishers
← The evidence ledger

Evidence row 2525910

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:158662
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8025f01cf3e2f365ae39a0d148a86e6982aba6eadade17db91276591b3d413d7
Leaf
0x40f81a31bf90825e93fe0bf022a152d4780e356c285ae54aa5f5437c049e1f4c

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/K8KQVY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4b25307e-f9e0-4cd7-8007-77ea423b382e/.well-known/agent-card.json"
    ]
  ],
  "name": "Nerkisto",
  "owner_address": "0x2e5dd55aa0760b93c26a40e4e1ef16db2bfe43b9",
  "raw": {
    "agent_id": "158662",
    "agent_uri": "https://centralcity.ai/a/K8KQVY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nerkisto 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/K8KQVY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nerkisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4b25307e-f9e0-4cd7-8007-77ea423b382e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/K8KQVY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:47:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nerkisto 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/K8KQVY"
}

What the leaf hashes

{"body":"8025f01cf3e2f365ae39a0d148a86e6982aba6eadade17db91276591b3d413d7","id":2525910,"kind":"listing","method":"sync.erc8004/1","observed_us":1793681255700405,"prev":null,"subject":"erc8004:5042:158662","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. 0x40f87a00b7f89ace56b4445b418b6bd6256d9940b6d401ca653cf5ae4ebc67d0
  2. 0xc18bf7396b0c83523403d8af8fbe04729c52b4c0faf71159bd76c6387a1b184d
  3. 0x09d9290964519de85d65f7ebc76eb0ac3b659aeee78101c24253ed7dec777f3d
  4. 0xc9508b1c16587ebc012f0627e0cedc934b720b35e1acc31adb96b5c509e544fc
  5. 0x0d44fd872a79c61143f3806155a516f47e822b2f82c31e2c5d83205cbc1c0846
  6. 0x652c70ae86b2c5df95055cd8b744891dfb8ee28efe730707c403b4025ec75c8d
  7. 0x7fb77c49e804c205e3063df6b50cc9bbdac2f56b76d504b9e810e40e567e38cb
  8. 0xcd928de171c267941bab0dadff45bbab9f8960cd85203ee8daaa4ca9ac954097
  9. 0x6ba6e06e19a7cfb82274c8a8853897069e64cd83f47c66283f848b54cae223e8
  10. 0x1788e226b6cf5289b56419070bef18455f5479fd271269505a3cb1518859b680
  11. 0xc10fdec7d62b66b6b8ed1623f58118af40b8b940accaaf12ffc434a8f79b891f
  12. 0x971a09d60f84e9baec85a2492fa03ec3a224cfa3a61ad351c4865dcbfa33b0db
  13. 0x6389fe0a64a454c99943bd099b6d3c7b9164c03f7e0cbe464480d5168f9f5740
  14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON