Evidence row 2175371

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Rd1U76"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1a12ce5b-5f34-438f-9318-7902bd327a28/.well-known/agent-card.json"
    ]
  ],
  "name": "Fossero",
  "owner_address": "0x943806b967b2842ead87be6396295d4df25de4cf",
  "raw": {
    "agent_id": "113313",
    "agent_uri": "https://centralcity.ai/a/Rd1U76",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fossero 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/Rd1U76",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fossero",
      "registrations": [
        {
          "agentId": 113313,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1a12ce5b-5f34-438f-9318-7902bd327a28/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Rd1U76",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793637951,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:48:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fossero 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/Rd1U76"
}

What the leaf hashes

{"body":"0a54b527d6fdbb87da8a3e535df6abfcc7b151e823ff9c069bd6d00ae485fd05","id":2175371,"kind":"listing","method":"sync.erc8004/1","observed_us":1793638101242830,"prev":null,"subject":"erc8004:5042:113313","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. 0xdbd65e405d7d5036a16d106c3fc43e9d3a3c03793a2702e62de4941ecdb97dd5
2. 0xc6f9424e8703de71aeefb399973e7a838af431384068e8960e5322caffc40b20
3. 0x1b1faf22887e0159bd84d6b0415f9ef1a28ba0fb34531325dc6baa93a9945180
4. 0xf70b80d4f40ea0eee3bd71b2a085f9e1f22ca200458554b14490c38c004ad717
5. 0xe7b8b88898bda6a59077c791d6452cf3df025b031ce727218aadad3aa3043dfd
6. 0xb9f1873d9bc865f2ae6dbb2bab5b24b05b60bcb6a6cea631f5447a21a5979399
7. 0x7a488fbd6bbfeaded143bf7c5d8cef99c4e3d2b40af8847bcebc2517e70e8d89
8. 0x60ef411cb75cc0398386477dfad1330607a65b7556ff4d58acab8fd01a095daa
9. 0xb3c630e665e163b84dea4f20d557e27b365ceb754eb8f27bde267c2ff6af6c02
10. 0x7a496ad5caf365bb5f11fdc1424e19de5cce094b069518606496f0d7394ceb0c
11. 0x7875c12cd9501233f24e29a6f6cef2c2c51a4b14b4c1f113788bae170da71116
12. 0xdaed05bad2a1cdaa5f52d32d403aa69b5ad3e42c64c1772d4dd5905889bf2276
13. 0x4d734793ac74750cbdf1c30c6305a901fe0ac2ddf5819c226b382460e68290cd
14. 0xaed7c1080b4ff0b1fc4f851df0f2b8b4ef86b106015aa3aaf8da39a641c41a3d
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af