Evidence row 1832461

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/W7A84W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/00fbeead-6366-439d-bb12-dd087867aea6/.well-known/agent-card.json"
    ]
  ],
  "name": "Femert",
  "owner_address": "0xa6613970db55a8edaa3eb10edbcb038897cdbbec",
  "raw": {
    "agent_id": "30093",
    "agent_uri": "https://centralcity.ai/a/W7A84W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Femert 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/W7A84W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Femert",
      "registrations": [
        {
          "agentId": 30093,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/00fbeead-6366-439d-bb12-dd087867aea6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/W7A84W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793569419,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:49:27Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Femert 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/W7A84W"
}

What the leaf hashes

{"body":"fa5aa74fa1e389fc736d87ec085d09e26df30b3078dc1a9be0267b6dee95c21c","id":1832461,"kind":"listing","method":"sync.erc8004/1","observed_us":1793569767676560,"prev":1832199,"subject":"erc8004:5042:30093","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xee66027fa39380741ee8d87e9d9e1e3932f1d501ee49ebba71efbdf751f7e220
2. 0x1d4bd54cf0f8864d9fed2180ffc5b932bf951f5c990f7867d48cfc93df9971f7
3. 0x6792773d6ca5adb1acc85adecb1faea3e30674a6e4b87a3fa26c9ed2156bd5ca
4. 0xf0ce6054b5ff4dca10d057e5ab17b96e1d76e129fb6932cb5eef869ef1c14aba
5. 0x571b21d63fe339daa7cbe0d7f2d3c64a6c2b1b0c1f180937fcc5b05cf179b364
6. 0xf2da2ad39f8bd656fe0bc86daf6938a7b10f1fff86e394d4ac435ef5b125465e
7. 0xb5368ea74476e84f5d7a042291fd7e2a2cd0be430dff5e5860dae0c282fbae10
8. 0x9b7cb6ff0fc9edb0d630608775c67fb0fbc45089d1424e8469c29b4801f33a54
9. 0x9872905b3cbba05d4e55f1f047810d51026aed6bb688e7f74529e8621b1e1a51
10. 0x2caccb19d306c58c42968ea74c4f807a83f7ce834fc191696d6c8911c2423ea7
11. 0xa2c0814a4e554d6b50aa0d5c18d88c298221096ca84ba409a1ecf9113e0cd795
12. 0xd89fa48ca1d4954538951ca232b21fe073980b92125f2108cb7289e038ae2a25
13. 0x598a084bd520019422cd8fb5335eb9a224ef694f2125f139073e8eb90ca1503c
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90