Evidence row 2030767

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2xBtEq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4475d063-99e8-4b52-83ec-82b8ec6aad8e/.well-known/agent-card.json"
    ]
  ],
  "name": "Febeon",
  "owner_address": "0x609ba7208893f991d7ebcaf91fb019a2480558b3",
  "raw": {
    "agent_id": "48139",
    "agent_uri": "https://centralcity.ai/a/2xBtEq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Febeon 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/2xBtEq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Febeon",
      "registrations": [
        {
          "agentId": 48139,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4475d063-99e8-4b52-83ec-82b8ec6aad8e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2xBtEq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584011,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:50:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Febeon 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/2xBtEq"
}

What the leaf hashes

{"body":"4db5044d669a26dfa7839b7e2cca6fa4305160356fb34237497c275ea0ed314f","id":2030767,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584256776331,"prev":2030205,"subject":"erc8004:5042:48139","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. 0xb3b2c40f8491df7c08e617350a6b2b434963dd7f4c5d75a3d7bd0cf81aa8b2ef
2. 0xab2e8bee4005d5507a38be67fd5dce8dd2fc882abb892069d34330dc8315260e
3. 0xb1bcfbec6790cf50971c0ff465102071c20ee6f267e2d5d0fc10d41279cb837a
4. 0xba43dd963833c1022c2ea618728564b3c61066fb393d2fef3d0f180a4d6243b8
5. 0x4f6ddcf41a4b46a4749e74bfd81d60739091c2d466be75628df41711a406fbc7
6. 0x7fd17317c9182d54e56d2dfca3cbc6102d981fcc13cd38476a7d54169ff59861
7. 0x592c4b7fbe6163cc0b03145f7fb708800484f380b47f4d591d2a1f994e720604
8. 0x2de0c3459a8408953c338954451409f4352104856067a784686f9d846d595ac1
9. 0x8ed9c5efd70d41268d029e9ba0e9e253b6a8f57c49e285f9666793d647826393
10. 0x61706778c9036e81971ddefc8a76c5e11783a4a8cd03fbb252d5a11889713a91
11. 0x4b73edf36be1455061b42d181bf1261a1a1aab171bf37e6107e4dae40d9756e1
12. 0x21e290c87b8dfbee1c890c9b97a09ed0f5503884eaeabff86472db1c091c14cd
13. 0x8f3b097427a1bfae26e9231cb5b00552011a27ad93aa4c0d3e267190fcbbb962
14. 0x08da04eef748b7ac08271324db18913501d72c52afa240bf3f08b6da46e3b97f
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af