Evidence row 2036638

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4qXa1t"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0a3bc5f6-0340-429a-b4c0-7523263ac760/.well-known/agent-card.json"
    ]
  ],
  "name": "Sasteon",
  "owner_address": "0x79b3c64e5ddd08584c285e4e507dfff368a2a709",
  "raw": {
    "agent_id": "50991",
    "agent_uri": "https://centralcity.ai/a/4qXa1t",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sasteon 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/4qXa1t",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sasteon",
      "registrations": [
        {
          "agentId": 50991,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0a3bc5f6-0340-429a-b4c0-7523263ac760/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4qXa1t",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793586158,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T02:25:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sasteon 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/4qXa1t"
}

What the leaf hashes

{"body":"4dd3bae844353d741bec6ee888133df1b8f895bf0dc8ed28fae2254dae1cd751","id":2036638,"kind":"listing","method":"sync.erc8004/1","observed_us":1793586346511721,"prev":null,"subject":"erc8004:5042:50991","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. 0xf20192280dd6ed1d308b9128b0826f7b0a4dcaca37fa15f122e3983d3f3034df
2. 0x4828d3bc9ff4975b7142f2d68fab9df9b87c971f0bda0a2fbfac90cc1f792e9d
3. 0xe8a06a2ce28b641c6722712c6dd9c8e63297b60a2615da03f40402aa6305be0a
4. 0xeac8c385490314538e7d215c5b295ca3bf2d57c2ce069621794a2c20ef86cacb
5. 0x448e5c82d3eb30f6dc745c15dc232832d3094c6746e4ad93926a2228de6a5b62
6. 0xb166f2d3cb2093e69eed9275a7344cb02d678d95f5711d25425ca32776b13790
7. 0x2fb7d5f2c6cb96c8aba922ec9febe0ba2838d61c20242addcbb4a96c0048ef41
8. 0x5abdb914da3fad0fcea2f16cffffc75482d2afb013a5ddc49daece5c0bef6c35
9. 0x414d772285e2fa1cdf2c972c07c8aae1c98f0528d1356212d58fee57f64fdc04
10. 0xfc400a7fc02d9edff49c0bb0430e95728da36c75a450e7807270f441edfd0b96
11. 0x801fa1a6c8c7a30dec3166192a063bef760bb0f4d8bcbc09e1a2320664835659
12. 0x584982b94b1f05a18922bba3f8ab6e95e0114fb1590617618d3c011faac442f3
13. 0x50f257017d1a47b165e9de41b6c7be745b632a9ae0d6de998c4ca2182e3793b3
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af