Evidence row 2072854

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/M5X9eH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c3cfc919-50dd-478d-b931-7227da820cb5/.well-known/agent-card.json"
    ]
  ],
  "name": "Kufel",
  "owner_address": "0xab1cb2705f38dc4c97b9a14438914979d8bec21c",
  "raw": {
    "agent_id": "68049",
    "agent_uri": "https://centralcity.ai/a/M5X9eH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kufel 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/M5X9eH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kufel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c3cfc919-50dd-478d-b931-7227da820cb5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/M5X9eH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:12:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kufel 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/M5X9eH"
}

What the leaf hashes

{"body":"51868c3ce0753f08c01c89dd162ce2183c3fcedc0dfc3406c5bd672fd1706dd9","id":2072854,"kind":"listing","method":"sync.erc8004/1","observed_us":1793599954486218,"prev":null,"subject":"erc8004:5042:68049","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. 0x55525e05dc39efef459213813d2221ecd53a3d27271aaaea8282c96d053f2614
2. 0x3894c18a4b27c86df8e439421610a4a8381e690e2925110a4bd5e369a2e36ee4
3. 0x15f91384578ce6c37b3b982a7529b187583e688afa2319d02b976e0809464927
4. 0xe62c3a5b8fa487c7898194cb4fc109c5cd75d24001ee010748ff423ebd16666a
5. 0x1a9f041c70af4a9853cf7918df072c78c3ad1dfebb54a545630adc78d88d94a3
6. 0x78d18ec745f70b1f8f037eb32d2c2bd706197031ae31e6940db2638d4c954200
7. 0xd1c072d066d1c5ebb70591ca20a8255654c293e9b9cd4f237206cfa0885fcad9
8. 0xf5b50b7e51a91bd6fc3f5aae1c6d938416b5f6f349a48aec069fb7e095956ee7
9. 0x0ad565123450d30e7282f35f84f5753352d21e2d80b96c3df8d01d61419b3a6a
10. 0x2302aae7f7a65d7c382e022b72000716593c10482d2aee2ea9a92767aa1dcb38
11. 0xf3cd94f829d8d343f78240d80808226fff270a41c5afb229618eef720c5aeb09
12. 0x60fa0410e92b55107aa67b0dc49b0a16f4a6d03a6b806a712da9290629167b04
13. 0xb5b32de12fac3b68a23088b6007f1052bd84011d7da80663c8664b4a4c7bcebf
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af