Evidence row 2277571

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/elFchL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6b3d5ac9-e613-48c6-a1dd-80cd9dc7cdd0/.well-known/agent-card.json"
    ]
  ],
  "name": "Klossa",
  "owner_address": "0x3fb2ae507feb2e5ec8504eb56ac1960c4921162c",
  "raw": {
    "agent_id": "131801",
    "agent_uri": "https://centralcity.ai/a/elFchL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Klossa 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/elFchL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Klossa",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6b3d5ac9-e613-48c6-a1dd-80cd9dc7cdd0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/elFchL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:54:02Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Klossa 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/elFchL"
}

What the leaf hashes

{"body":"e3fba5844ff228e0541c8aa213707fc12cfb27c30c310d2cd48fca74728703e9","id":2277571,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652842618791,"prev":2276965,"subject":"erc8004:5042:131801","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. 0xdde3defa0657d2000e075aa4560733ec84a5c3f16c88b7a2016658cf74a23a3d
2. 0x7f691b3f21950cb90caeb67dba21af740292fc6b793e0e0aef9f042398a41895
3. 0xf078d289a56118d2d306fe52fb7fe746e2e83bdcdc7fc6b587b5370c0d65b83a
4. 0x877358e4950abbd40bc443b0754bcb1d32eed153ebf2c1750a0d6041ffb6f911
5. 0x1b8dc3e56d4a676bb85e786e20226a98a92b7ebabeb520ac25907871a5122bb9
6. 0x456ac0411caae1bba44bfbc992135c38f8a696711fcece89b7a084dae91ecefc
7. 0x626cf432f62ee6fb6a8b7acb3893ea76032017ba39cec156377100e1782c77d3
8. 0xa69b6d5d15bb73835b6b512e024953d2895168880661a1afe7fc3ca2a950de4b
9. 0x74ce8d364b48be6c3071568a061a52046a45737b962f52cc41162e387c25f9a8
10. 0x17224eb918f135d74a31995242f96a0a4014dadaa47dc22cb63e2114db222a20
11. 0x64066a87d23b3b4e5862655618cc22fc931ef85ed07c75de281dea2f3a378d38
12. 0x933c861a9715acc355546ac1de965c0ed1155480f615b2e5e8679f2112c69496
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af