Evidence row 2165988

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/e66J6e"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6fc3572f-10fc-4b4a-9af8-b4a04745222f/.well-known/agent-card.json"
    ]
  ],
  "name": "Piona",
  "owner_address": "0x7a2e713b16ca01875a564519592ba1b4cb544778",
  "raw": {
    "agent_id": "108461",
    "agent_uri": "https://centralcity.ai/a/e66J6e",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piona 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/e66J6e",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piona",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6fc3572f-10fc-4b4a-9af8-b4a04745222f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/e66J6e",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:42:52Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piona 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/e66J6e"
}

What the leaf hashes

{"body":"f29684c52cc72da7323c069577cb801d5f0c645a1ac5863755d8f8b08e2417c4","id":2165988,"kind":"listing","method":"sync.erc8004/1","observed_us":1793634172065898,"prev":null,"subject":"erc8004:5042:108461","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. 0x82d5d8d7c2589de792bd80f47cf04878e34e1642d05368ce16f67f6195db0e59
2. 0x213507c140f983a1f139db4ea9cb4e3aa9059b574ffc550751933054d3f537e0
3. 0x24fac9b1a4facf86f9296377ed468f5ecb3afc66ce87e0c2d433b86285ced90a
4. 0x986fd6187756f0085ec97708502807f26f11d5fbe15f5ca4202088d8af700e82
5. 0xbbf9c04736184fe1ea2a6055b6c8c823780df9d1d5bf74f054f80049ec472de6
6. 0xc2362d6fdd7c947f6c1b7586eb7c0d7ab82f9c82755d4e0a5a4354e5656c3497
7. 0xda39adc64a7f9954b38df8238e9d1ba78c5ccc8694fa00fe5a1c9c953376dd3f
8. 0x5e5cf801405de4b8cd3ef42fcf526819256bcf72c29dfff6eaf0e80ce9a9216c
9. 0x94efb6f5ffddd5930d3e2b3b762e313036fb8c1f8d6a94a073dd79a5a1e8c0ae
10. 0xa78e91f2fe3dd0be144b2a0ded391495b37cb41a1763b8fdd7c6c2f4ac99115e
11. 0x6012ca3e294d721e95293a0f0d4d05cfe67ff640b8184bb4d81660ad69ab45f4
12. 0x9236ce44089e10e350435c01e569b60f72046bb5112e06356a17b8f3c0a940ee
13. 0xf82dc9b9d8e081f36e55e80fab45654768c11eb158257f63f8ca7ff17d181d54
14. 0x5d40473873ebe898bcca4e49df524bf4345695f06abe3579f4bdb7b306b863f8
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af