addrbookFor publishers
← The evidence ledger

Evidence row 2622622

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:199046
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5edce63b92e7df4470a28ee96e2dbf88f28d25f40b661994ad74f6c4a8de2aeb
Leaf
0x7358fd0b1aaa057331da5302f3864f62efe9b98b4b84efba536c02e88e42e587

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/MT0Hae"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/60b51364-bee6-40c9-8410-7af948b212b3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nefiko",
  "owner_address": "0xe4ed5e18c18fcfd1904bef9cc089fbe32f8507e2",
  "raw": {
    "agent_id": "199046",
    "agent_uri": "https://centralcity.ai/a/MT0Hae",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nefiko 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/MT0Hae",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nefiko",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/60b51364-bee6-40c9-8410-7af948b212b3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/MT0Hae",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:19:36Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nefiko 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/MT0Hae"
}

What the leaf hashes

{"body":"5edce63b92e7df4470a28ee96e2dbf88f28d25f40b661994ad74f6c4a8de2aeb","id":2622622,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729976691574,"prev":null,"subject":"erc8004:5042:199046","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. 0x7358ef9ab15774711990b492e599c42fb2a3ac05d2a5693c96f8cd4dce91dd17
  2. 0xc87f4ff9f5a5f123f1d4532621675bfd4042adb4ff1d66611543bfb434d0e2c7
  3. 0x319e9ff699e01cedf525441c231a240a20fdf0477599198828d96c6074802fe0
  4. 0xc8b54c02b3e3b6b410df70b6912d18cdae43c7fdae7715abb5dfdbd682d88861
  5. 0xdca249bb49e63bf851a26e2b30f95ee13347adf32856a91aa5a8decd50f20100
  6. 0xe7675aaef231b340dc5bc8887fcaf6b5cc1ee525f0110f08798b2ce9fbb89d27
  7. 0x69609a941be1266e7ab18065c1a7a70e8832a968e2b8624ab8e49eea9e0ccc09
  8. 0x5774d075851ff14590512b4ef9396965aef2cedae745d437346e1785714f70d1
  9. 0xa5c4b4126aa67b1c858b8f755ad345ca3162c821c6ff92b0c4c64196a1c030e5
  10. 0x4219f67400c610acdd0775d9c3e508f8bfb54e19c5a327585a9315931ca4fdc8
  11. 0x1b3a6609404533072f08d3d0e773a77f3abbfc6d2e676d23b264496d184b19ab
  12. 0xa74b84d5b52898537a474fe92b8dc6e935e836e61482e2ca9473db11202e5b03
  13. 0x892eb4fc237b63aa9cb555db156e93417ecefd6e971d8aae4d777eefb8211946
  14. 0x8888e0d25075a71372832a4a34d226613212be78f7f52e7bc201b28be0cf3c7b
  15. 0x1be647e954f61ace2ed9636ef78e1986bb535c60f6f7e9d512f4249f9507bb36
  16. 0x4f2735e4d41cb2a5d48f6769cc066ea1066bbcd0623dd42fe7bc81e54092cd64
  17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON