Evidence row 2303675

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tmXOAs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2f57a38b-996f-4407-a090-7f513e6d42fc/.well-known/agent-card.json"
    ]
  ],
  "name": "Feifler",
  "owner_address": "0xc1909a86dcef01b35b973f0c2ff3797bc707d52d",
  "raw": {
    "agent_id": "142756",
    "agent_uri": "https://centralcity.ai/a/tmXOAs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Feifler 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/tmXOAs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Feifler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2f57a38b-996f-4407-a090-7f513e6d42fc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tmXOAs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T23:45:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Feifler 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/tmXOAs"
}

What the leaf hashes

{"body":"304c9842df0d412d2e4249d45e2d48db9de52d9337e3a1719bb95046d9bf88ac","id":2303675,"kind":"listing","method":"sync.erc8004/1","observed_us":1793663105754262,"prev":null,"subject":"erc8004:5042:142756","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xf801676c62cc0ffcab908cdb2cdb074946dcc7497495076fda3f18f97971ce96
2. 0xabc220ff326ed68c1238bbfd9d785c94b9002abd83faa3a3741d5dbf1b37e2e4
3. 0x5a0b142b044f14ff2df1260d5a986f82429e35d58bb1311d31d26c1317d95950
4. 0xb69332182e5cd86ef4a0fd0b40c022fbb631dc9466d11f07a6039195410b1db1
5. 0x260702e2440df2b377c89166a54bc1713c4952f94668c8f8b7ec5684037ecfc9
6. 0x677cba368a8725b3c4a5f03d2194a77a9bcdbc72adc4b55cb631edab5d95968c
7. 0xa5de23899d8514d3b1dab08532240ed9236d61740594ac1e38828093877b8a0a
8. 0xe59c49fcc00bf073ada8528f15b7a91e5787bfe2ecaf0f65a7be07f76d7bd18e
9. 0xbc8765d5a889d27e10b6b55211db886e86d361cf044136f6f643dec9a59eb86c
10. 0x10e78cb9f8bbc9b4fb01946ce0ed55740a6b7ec261d0f234707b03e1fcde5018
11. 0x7ca4ab6b95729415afe4ec2c696057601ff23d9012a337890d0a65b9cfb07419
12. 0x8a00eda7272b242a5d459dd311665f728d7901e563d49972ca46eaa90c1b6180
13. 0x89a7b363610c665a6d371ca58d69c8f4bfe13c5c1cb1ef833fc373cf504e2e58
14. 0x70f4b5a4c6a4de9977aecf5fbe7497e271e9e2f9e5068c7dad5953e8fe898b30
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af