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Evidence row 2308879

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:144620
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
7ec82c9a8a1eed74ecd053a18a2716165afef6e2572e2e0d542c94151efb4379
Leaf
0x7337a2ef436c404ea22322218364faf61af232d307896ba881d219a277219d1a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/j4E4Ox"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/df22205a-592e-45d3-8ccd-6ec851357c9a/.well-known/agent-card.json"
    ]
  ],
  "name": "Makano",
  "owner_address": "0xae83d4e24cf8f196dba0c63466bfa369a90d3325",
  "raw": {
    "agent_id": "144620",
    "agent_uri": "https://centralcity.ai/a/j4E4Ox",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Makano 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/j4E4Ox",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Makano",
      "registrations": [
        {
          "agentId": 144620,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/df22205a-592e-45d3-8ccd-6ec851357c9a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/j4E4Ox",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793665491,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T00:25:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Makano 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/j4E4Ox"
}

What the leaf hashes

{"body":"7ec82c9a8a1eed74ecd053a18a2716165afef6e2572e2e0d542c94151efb4379","id":2308879,"kind":"listing","method":"sync.erc8004/1","observed_us":1793665521844532,"prev":null,"subject":"erc8004:5042:144620","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. 0x7337794c129618a1e3e710580bc3d577e864114cc1cb9d90b55ee47aaa8bff15
  2. 0x2dfa93f067155f7c27e2ea9e1e602af44253904ff8516c8c4eb16f5ff7cb3b39
  3. 0x5df53c380282e3b3745265c803fbe3d3ec834b0ebdd5e693c20832e0bea3a583
  4. 0x88f4ab610e0ce45c5cd6b6a2624027567a6d5a052d68eaf4883503ac90674477
  5. 0xcddad7f27697fbbb85ece6440358315f9c4d5290337bff83bba722d32e7cf301
  6. 0x7c037dfd563fd8980a1243acf3e238163d31438a84e05ce32dc0c57a8a77d3c0
  7. 0x606b145e5a64e37866db9ef81ee7b427415255e920f3a522610840f42f53cf8e
  8. 0x86d8e0c0ba58edb7b66bde42661b2551d4e57302ae4d90db4d1965e68bc533ad
  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