Evidence row 2274508

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oWXZim"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/899806cf-b479-478d-b65e-45764c6655ec/.well-known/agent-card.json"
    ]
  ],
  "name": "Hafero",
  "owner_address": "0xf29a5b33efc25fae3aff2ebc2de8fa946f9e2fe2",
  "raw": {
    "agent_id": "130675",
    "agent_uri": "https://centralcity.ai/a/oWXZim",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hafero 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/oWXZim",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hafero",
      "registrations": [
        {
          "agentId": 130675,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/899806cf-b479-478d-b65e-45764c6655ec/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oWXZim",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793651213,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:31:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hafero 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/oWXZim"
}

What the leaf hashes

{"body":"f2b4ebfb7cea20c6828a55a6d3c699f2ccca8ce0d36983e1b6e5b275d34f195c","id":2274508,"kind":"listing","method":"sync.erc8004/1","observed_us":1793651477505216,"prev":null,"subject":"erc8004:5042:130675","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. 0xd2d8d9f4a35c01c98068ae5efceaae901a5c507b08532384ef4dd12abfa86e40
2. 0x39574aae261b194912994b79f55db4eb5490c171d4f3e84a58f96c6ff07556ba
3. 0x96b777e1d7c71bdc1f4915b1e63345899966c899f6003078ccb1c23c5e54d746
4. 0x9610e013527bf7930121eeb06c8ee12f472f97513a9855dbb937605976706fbe
5. 0x215519c7cbb99bb4459576dfc91fcc8dc21d5bcc56da921f0e46cce1658a644c
6. 0x2eb119edd95323b63eeb5173542b071654f10760648a7bf1cc46c596575d70a4
7. 0x3d4128f82ce994cc695c0bbad438fae5ec8347d3f80a077924b508ab3a6d5caa
8. 0x948c59b4ef20e9e24d02b416c58ac80c7187feec977089c10eddc52f66ce8741
9. 0x16d112cf08f23347984c796ff224ab7c1a06c5a04f86c804c2d4d5907f523031
10. 0x783809c3d68c39f999ed33e27f2e756b577eecc499be3cd0e743035ca1386f8f
11. 0xe2dbc974d9b12796dffe1a22ce6c9cf9b5f24a00a6f898b1bd707086afabbf8d
12. 0x8f7ec337f2782ee71c5fcf875ded67ab29b3a792b4ec497a9bd69388793bc4bb
13. 0x0ee251e21135d18ee3004d16c3618e1f970e8952654b422f2554f8aa0ae09b4f
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af