Evidence row 2121309

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/n7eEHg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/28a344e8-2aab-447c-92bc-6ac9d29c495b/.well-known/agent-card.json"
    ]
  ],
  "name": "Difert",
  "owner_address": "0x3c9d38cd258341cba169f50e38fd327895c000af",
  "raw": {
    "agent_id": "89075",
    "agent_uri": "https://centralcity.ai/a/n7eEHg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Difert 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/n7eEHg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Difert",
      "registrations": [
        {
          "agentId": 89075,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/28a344e8-2aab-447c-92bc-6ac9d29c495b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/n7eEHg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618998,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:32:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Difert 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/n7eEHg"
}

What the leaf hashes

{"body":"861f63b050cd1adff21e01c074db382c635c5d256a84f221571b014d99e7941a","id":2121309,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619169035437,"prev":null,"subject":"erc8004:5042:89075","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. 0x57d9ca5743cb007d11115f8b272e9b5ef676d2ef19d392c783496fd4dc44db23
2. 0x012e7586640a978063705fa947d40e4628950c8c23fe13d2ad158c3ea31d3bd2
3. 0x4b8de69ddf00580a9527a90b92f42658a7d455dbdd5992e8a97f45e72e549def
4. 0xf8934172be2fc8fa3041b97468be7035c56af14406ce8fec0f86507d33d6c859
5. 0x26b459612855108fa0391096aa2dff4fa50179a3b69f74b195b29a5ca0226206
6. 0x57ab714ef884cca1aa2a9a4924908d862f2aba9d3baff09e679bc73cd390104c
7. 0xcac61181c1ae1bbdb3fbdd19392888466b6982828a8e136611c0a7c57c8b53f1
8. 0xc4b1923e417e356f8b3f1624f535b9598739f8207195d481615c0bf6d7289b13
9. 0xfa25c4cbc389ded41fabaa7850963c2f7931cd2e2917826d1c0fe56ea349497c
10. 0x4503a7adf4e82cac87795881631f82f8895baf13b897831c8e22a35911b98dc9
11. 0xbd8c11f62d609bf3ed93b9a17435c97579361d23e3300a0dde72b85f00ef3652
12. 0x8d78c6f91f0a0c782b9c9f61136a2d39249651d60823d7dd99828d8f91c418ca
13. 0x4156d0c5ab6447dc36720ca7ceb2f5a0f0c5620d9192ea6d8fcf5e704e8dda41
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af