Evidence row 2089049

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9Rzqqk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a35b02e1-ee92-4f3b-a7e2-3da2273d8a5b/.well-known/agent-card.json"
    ]
  ],
  "name": "Staumpino",
  "owner_address": "0x76affaf9917aeec2603287201a0849bb163c6ec6",
  "raw": {
    "agent_id": "75963",
    "agent_uri": "https://centralcity.ai/a/9Rzqqk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staumpino 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/9Rzqqk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staumpino",
      "registrations": [
        {
          "agentId": 75963,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a35b02e1-ee92-4f3b-a7e2-3da2273d8a5b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9Rzqqk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793606451,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T08:02:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staumpino 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/9Rzqqk"
}

What the leaf hashes

{"body":"1b3110f28e7faffdece173ddd4f5bf4eb6e59e4dbc53b1f0eef7a0d792f64e41","id":2089049,"kind":"listing","method":"sync.erc8004/1","observed_us":1793606555511387,"prev":null,"subject":"erc8004:5042:75963","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. 0xc8f572f6731fd9393d44fd7a398a9f35bcef56381ac0bf9579cbd897b1a88c6c
2. 0x81f5f96af320290aa7d0b51a94a5f87593fd2daf8c37b6b34305e2a62465f92c
3. 0x7cd2d4cfbe306590a7de5744b443f7044df2662096b521311fd7609f99dd8a00
4. 0x694c04b0530dda16d2829d08add73d0daac9b33c4db58b6c9c259c2df1d95b8d
5. 0xd2955c708843cf6f42ad3341697802512f63ee62594bfa4dd357cf93b6272905
6. 0x8bc58f31eede4014e80990ff0ab51cdc38ffdd330f8fc62d8e220e3fa5b91e1e
7. 0x5da2661134c9b93c22566f22bfb83278054dfdcae73e4e1ed9271a743d9689fc
8. 0x602eb71ca6dbf3f1dcb00cf3e08214fe713183faedc089808c6b66063221a60d
9. 0x4502150c87b17bc6f8773bd13a1da9a47dce21991d7da34434d1cad495fa2c2a
10. 0xb58a791c6dd2bcd2b614ad2d8f2bddf6880a5fa19bdc21f805122f385abb875b
11. 0x48bd4b0fe6769b0686612012dee2d1a9cde4103d97e6fa7054ce251f18ab47ba
12. 0x5960e83ed1a839b0c9a6ca8cd51fcd088a6b59d306e456831c1bae56f718642c
13. 0x0c0f15fae9c65ebf110db9a83b92aa128ce387de0137888a7863d81f3567dc04
14. 0xdfd116d725e076b0e3bd74ff5682dfe6834735313673c580d2e58972567174a0
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af