Evidence row 2152994

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BqjxJk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/16191b0c-90cd-4c6d-af6a-39416ce0cea5/.well-known/agent-card.json"
    ]
  ],
  "name": "Bizo",
  "owner_address": "0xa123c996569485c341438b6fb8be6750d9f3063d",
  "raw": {
    "agent_id": "102270",
    "agent_uri": "https://centralcity.ai/a/BqjxJk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bizo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/BqjxJk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bizo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/16191b0c-90cd-4c6d-af6a-39416ce0cea5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BqjxJk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:14:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bizo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/BqjxJk"
}

What the leaf hashes

{"body":"39bd6f998ccaab172b9837399d570269ad523862ce3aed9a4033e31dcc7274e7","id":2152994,"kind":"listing","method":"sync.erc8004/1","observed_us":1793628899643755,"prev":null,"subject":"erc8004:5042:102270","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. 0x3f79d5f7f2ee29ca56764ecc57dadf4f1396304d5a5343b582531a7787f243f0
2. 0x22e0f77fdb3c59f65bece387dabe4f02f34d22277ce8345cd5528ba4faefac43
3. 0x88c86521176fd15637869789dba0ab2212a526bf51f47d10cc5d82adc06d7a66
4. 0xf927aa38e79552c2cde7cc9220ac23dbb297d884b35f53ebcb716981a28707fc
5. 0xd7ea0d30e19571c6d3449d83075d89c99bf1eea8c8f7cb8a6116aba0cc858500
6. 0x6a34eeab5431031a8f5138614f4dde2efd8ec6f068ba26086850ddea79c8ef67
7. 0xda25e76f03242af1f84aad6ec9b9902c4c573edb2098ffd721401b79587429a4
8. 0x629ac1185e066f97dc43fcd032338ab91deb6829450c475d6cbf2fa80c443a89
9. 0xbd57250ac1133136e01d3d0ba1b2e94dec69ae25ba8dc2116007d4d1ef7608a1
10. 0x25482de0df3d384a4b10673c009194a5ca9712b15ac0e39234bd5f88b1c75410
11. 0xa3bbf23c3931d538b85ec3c2df09295897b43395622c5cd6a9ba23475c64b11c
12. 0x8b852f807f31de54a836fdc58fce79cf6c246fd37d9b39a1959fb3736423247a
13. 0x361907c755dedca0a2adf05840c4c503b2c9a3af060e2659c8c63c2a1e438de2
14. 0x2205fefa1140121f3fe567e386a9612e8f7236f2a6b4c18d07e5fc4d08bd90e5
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af