Evidence row 2170959

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/2XLZW7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/542eb181-e37f-4a6f-932a-2f8c88919e70/.well-known/agent-card.json"
    ]
  ],
  "name": "Grekessan",
  "owner_address": "0x1482cd85587b4bae4d6f0f6ad117c7217069f55d",
  "raw": {
    "agent_id": "110970",
    "agent_uri": "https://centralcity.ai/a/2XLZW7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grekessan 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/2XLZW7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grekessan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/542eb181-e37f-4a6f-932a-2f8c88919e70/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/2XLZW7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:18:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grekessan 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/2XLZW7"
}

What the leaf hashes

{"body":"1f412442a6cb524315042b9dde4e7f67d409c51747c0ad8bd26dc1f345b69d84","id":2170959,"kind":"listing","method":"sync.erc8004/1","observed_us":1793636329973705,"prev":null,"subject":"erc8004:5042:110970","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. 0x274c8ba660a3ee55dbf200cb06e0decc17a0e6b4878078b884c94b953407fd17
2. 0xc4ec543d0c9ac33564eeb19048fe2fcd952180bf229dc482e6c7c03e5a1a58ed
3. 0x1aa9f4bda057184c81aa23dedb1bfe5b3c154c6d975b1ce31ae6f941d8ddaf8e
4. 0xf443b240f309b203c1efe32a1262abe837abadd4ff3e71d8e4bbda3a8e363966
5. 0xdb82142fd40cc3f246e772658cfedc13aa8963240e80c60a4535eb193002acea
6. 0x614475a90df351b1ab00b931510ccf43e45661908e5b83127afd6f84208dced6
7. 0xa2a11cd45383e7da20739a31ab42b762e1c0597ac16ee5c55487f49f2e83acab
8. 0xaf3cbef8852401fab372159873f7b14023db894841f07b0c356a50bbb52a2848
9. 0xe20ebfba6f7e6d89a8ebdae681b6047291e8bcd62b361eafaeb46379e349dc33
10. 0x2b0b3ee338f62b46bc13938d277a92aba17434492fdbdb52629948616bdbc712
11. 0xccd7479110ae0b1a3d879f5c31a0622745119c05583240b91a64a380c8663ac8
12. 0x30c69c4e48cdef428405637e6d88365f3fdec762798505e86a1433a12aef6112
13. 0x5b0b305b931d60b176fe691af870b79057a88d761c8f0709f7516abe01b03974
14. 0x8d443fc9063dd9f00f5f7476005a8915a8222f4611f5601e212bafbdbbdd6165
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af