Evidence row 2182743

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Bj3jay"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bfc4a8f8-5582-43dc-8f10-65c77f9a9ea2/.well-known/agent-card.json"
    ]
  ],
  "name": "Piompisto",
  "owner_address": "0x9d63fc4f78f522568c4ad037b322fb9bdce8efc0",
  "raw": {
    "agent_id": "117488",
    "agent_uri": "https://centralcity.ai/a/Bj3jay",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piompisto 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/Bj3jay",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piompisto",
      "registrations": [
        {
          "agentId": 117488,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bfc4a8f8-5582-43dc-8f10-65c77f9a9ea2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Bj3jay",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793640892,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:36:33Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piompisto 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/Bj3jay"
}

What the leaf hashes

{"body":"07c27637247c29372cbd891b8bc4dd8c0acb4126927d5078499d3beeb52fdda8","id":2182743,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640993048119,"prev":null,"subject":"erc8004:5042:117488","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. 0x750671e3ae4b34aaa3e367dfbb09bc8602a12b12f5d710dcbf00772ec3cb0a41
2. 0x850749fbf5579aa25c4d5e0114ab573827dc83e8686ea6ce9f959997f7d8fcfe
3. 0x0842160e6f183e551f815394359518726542686aeaa3900206847babb28286a9
4. 0x16ad3808b3fe98eb80a6f7169ec4837cbf72eeec014a3ef1667f5830ce497859
5. 0xe1023e5027ff5096f211dcf4ca7281f6f7f9401446878fe915b90ed0e114a751
6. 0xf3bb19152c648a8d845fd502965ac512ed955e9ad906240f867a4fee4c22ba40
7. 0x1a62e21582763fca84c3f632e44aa2ad43bb598bbfb3c1d8aef22bde2bd349c5
8. 0xf071307c444592b5b47cbab355f42e77f8885d5d81a89822bc6494791f0b0d09
9. 0xd947977a807ccdbd779c39c6c6c0463ed34272286bc87fdc258f93d9c23c3cfc
10. 0xd42367b4e5dd5e8d6fd79dca11046df09e3369f2a49b65e4f49465fd06c06252
11. 0xda782eeeb678f63a4c934e31d82d424dbebef0507a93a24bcfc6898b58c83779
12. 0x5feec977b64b001b93395460c9aa81fb2cde50b38c4635f5557793eb53a80b31
13. 0xc661008e4484d030079bed4f257f712dbf632593873d45182aa879bd19ae8590
14. 0x05ad6b5d39c05b20c421cfd08a369494609a679562a35de106ddfc5164e8f853
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af