Evidence row 2118950

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/v6eRZN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b32f8124-0b29-4f6e-b0a0-f4a8cefc89ab/.well-known/agent-card.json"
    ]
  ],
  "name": "Piasso",
  "owner_address": "0x130349559bb1efcd0ea54e6d095a4c3bdd4225c4",
  "raw": {
    "agent_id": "87963",
    "agent_uri": "https://centralcity.ai/a/v6eRZN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piasso 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/v6eRZN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piasso",
      "registrations": [
        {
          "agentId": 87963,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b32f8124-0b29-4f6e-b0a0-f4a8cefc89ab/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/v6eRZN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793618254,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:20:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piasso 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/v6eRZN"
}

What the leaf hashes

{"body":"028d12eab567b33be22515d078bf305a8faa2b1c7ca5e218e7edae85a208a810","id":2118950,"kind":"listing","method":"sync.erc8004/1","observed_us":1793618441746696,"prev":null,"subject":"erc8004:5042:87963","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. 0x4456f48beb550fd947d598627bc00acb190ca811d847c1b7dc92505db7e9ac95
2. 0xbef4574baf20964409fd8a1403b69990497e01e614ad8e3fe6140c11d2863a0c
3. 0xf3d19ce17ba1a02fcdad4d437afdfd04b1cd2b17dd06746c44cf3b404abe52bf
4. 0x32ae0266ac03b9c209e823fa8b24a2dee101783605f7643065319e3081f887d3
5. 0x589255f06b53232806c9f825d490b1e822f42bb5a6e7628e125db281810c8ef4
6. 0x55143508f89f5b4c1b2e7f3600956fcff1d2116a8d5068cdb2b40702caf464a5
7. 0xc3cf5a67824c485df0a905f8fbcb6c07a2ace2df2e6d60dc3763fe1054542e48
8. 0xf0d5ffd6f09769484c6b46f487a2df4446439140658c85f51557990534c128a7
9. 0xbd184e52c29b72b096cbc747d113d18b2689700fb8ba03681205c2eb2ce5e8d6
10. 0x5efab709f1eb925ca971331e911df7dc2c02022cfaac73f88d677d404089370f
11. 0x32d8aa50bdb63c965d4627f30c8584b5b109ccd5950b3ed3d307ea75d46ed970
12. 0xe92478cc3eab4cc4c9e8fd5dbc3001cb0971587042ed8624c5712d5ceb777263
13. 0xd4651434698f4d5f8d2255b9d81f1cf47a7c3da7e2321b09b05fc8ddc31165a2
14. 0x75634d9d67fe6c75f98d15ecdced550aaaa0b303b51c1355fcc39f82416bc504
15. 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af