Evidence row 1828513

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/owNM55"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9a717fcc-0c90-4486-982f-5013897349ce/.well-known/agent-card.json"
    ]
  ],
  "name": "Kianeon",
  "owner_address": "0x692507e92a99f0fbc214270e4626fe1c6b6ec638",
  "raw": {
    "agent_id": "27991",
    "agent_uri": "https://centralcity.ai/a/owNM55",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kianeon 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/owNM55",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kianeon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9a717fcc-0c90-4486-982f-5013897349ce/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/owNM55",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:15:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kianeon 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/owNM55"
}

What the leaf hashes

{"body":"bae6af199f855a2a9d5618bb10bff40e411747d0af5f4c3df41e1fb8b309db43","id":1828513,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567739396908,"prev":null,"subject":"erc8004:5042:27991","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x668f45086be5ca3ac45ce0264c62a26bb8bb6e0ef2f1a2aa6c09f0be93f92089
2. 0x73f0047f4723d6c5eb24b1f81009b2ec30985066af85b959588bf25a4e6a4e7d
3. 0xbeb7fb2c84889e7512c53a167e4440be53ffe87955d05feb3b00893669db4a0f
4. 0xb46c4dfca87f434eabad8624e3f90e141cab662f0847e00300939d157d2a4c0f
5. 0x4ef9d5752858107f249f4a55c9dbbcdff108acc4fe29de789fa466485d6b0db6
6. 0x72d3b834a2f75f0f2a4c721a47d8ccd23540d4eb957968dc659ac73f445200e9
7. 0x50628106c2fc9a678c3e4bfb5001ad42f3817534b68324ecbfa74bac5c963ba7
8. 0xc794a5baa8abdb473ad63f44451e4c010c878cca1a3bc522c9a3923c9b566b90
9. 0x1967c74c90cdbc872545d265d12ba1b696fb69f912946d78326ea5aca206ce78
10. 0xd6b5d5b2ff4b337f49628fd58cf93cb93b75723e88b1edb094416a055d53f924
11. 0x02089e101f7db1c80c9868ae0f92e7c3955b8d571a1a895168c448bc187d3e3a
12. 0x4d01363b09245e5a378fd3e36ea3b2ca12178bb6e49aada231fc1c8a32ead3b6
13. 0x4d3d9020d1e2b76c6f3e7026770b57c7f8eb1d9a7979369bb6db7c1fbe7607d4
14. 0xf2a2a0157f28bf3255c9b6847cbe675ba213d3983bbfe1c0848c216c57838e54
15. 0x7c66173839ef153f08dfd346f7ea956e9226e1b7ff05bf4c6cf27436953f336b
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90