Evidence row 2041937

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8Pq2B8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3e9c5dc0-254f-455e-8b74-09d8826480f3/.well-known/agent-card.json"
    ]
  ],
  "name": "Ribero",
  "owner_address": "0x71ea0e6512db535a009d0daca23e027211aaa505",
  "raw": {
    "agent_id": "53893",
    "agent_uri": "https://centralcity.ai/a/8Pq2B8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ribero 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/8Pq2B8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ribero",
      "registrations": [
        {
          "agentId": 53893,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3e9c5dc0-254f-455e-8b74-09d8826480f3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8Pq2B8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793588389,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T03:00:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ribero 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/8Pq2B8"
}

What the leaf hashes

{"body":"0b23d94e7e8bc2bf5bf60465e34680eabe3ff678a67345f3c7cae8087b2cca42","id":2041937,"kind":"listing","method":"sync.erc8004/1","observed_us":1793588437108898,"prev":null,"subject":"erc8004:5042:53893","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. 0xc8ad148d62966c906ff88dd0ae52d2a73351515d69f30e0e464928031f64c7ea
2. 0xac661b383f201e796d7c39c8a81db421e7351d72a4a1e5661f1b6ab6724b8444
3. 0x9f6d3626f4b9a6ba05ea6125ae15be4e093b4dc06b4c0ccb1740bf8f38f9d648
4. 0x8a8c329fbc95ca0e3c2dec06152741043717aa67bc19ecbabf985b9c5be536f0
5. 0xedcee5a223dbac34f29e19c7cd4dc2e28e29e3b868a857c5c1eacfa1a49d5425
6. 0x0d3efd84c4abe337524fab42a7efc8fe166587511c2906685ef1bcaef8ac3fac
7. 0x59a377f6200d09df3a22035cb15ebd8dea004bcb173d92938d928508f0a2b927
8. 0x3f79a2e187e5c49db1bd6d170de2558b6b52e2415b37b8f6b8c71f839ab61ae4
9. 0xddb3e690437943b095d2dffbc6bdd257791a8240252b2e4f7c28f6717656ebfa
10. 0x1b3b2bc6994b4a79d622ef5e3871a1e391246f59a1a7cb9f0ed454a69d7f8bf3
11. 0x8d5f06ad74c2adef62d33bd693a474ccd71e20d02f74ed98790f5d2a256b6fa5
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