Evidence row 2087924

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pC4xKh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cfe22028-c7e2-4484-93f0-ed12e0b3913a/.well-known/agent-card.json"
    ]
  ],
  "name": "Ponsosjo",
  "owner_address": "0x205a5fdc5ae4b39e536027d89491e7b3b57479cf",
  "raw": {
    "agent_id": "75272",
    "agent_uri": "https://centralcity.ai/a/pC4xKh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Ponsosjo 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/pC4xKh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Ponsosjo",
      "registrations": [
        {
          "agentId": 75272,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cfe22028-c7e2-4484-93f0-ed12e0b3913a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pC4xKh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793605919,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T07:57:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Ponsosjo 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/pC4xKh"
}

What the leaf hashes

{"body":"de29993a229a03d4bd9be5662e5ee0fb947f5472b317eba1c85574a3aef119d8","id":2087924,"kind":"listing","method":"sync.erc8004/1","observed_us":1793606221207029,"prev":2087461,"subject":"erc8004:5042:75272","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. 0xf2c04cfa57be029aafeab315fb5f886dfd4df5ed8f78d58a4568ed53e6417828
2. 0x0096cb595eacd42a8690480260d18d203636a24d3937733240ff82d54632a158
3. 0x1b160eba489887491b1666bb3b2a80903447e3a4be5dd7580cab1eb3df571a3b
4. 0x6a51e4d4a6cebf612889de257708afb2d921edec5bc7e8c30d66010bc7ae55fa
5. 0x3707c8553ef46d849e6573e15492f224c0be77f07f0e2114b1325b5827746b4f
6. 0x8695c86c36494e0b7493f5bee8e85fa6ff05876eb75f173dab130543740309eb
7. 0xf85d0458019c3ae38a41bf2f10e899fb67d05b3e96e52cc24db5261e7a91102e
8. 0xf59ff5d95fe50d2b27104891b1e53a068b3e66117b64d880eb954b4156c7f18e
9. 0xd569cf6f16b23baeae037f7db344072eeb40b0629f022971585d84d40645fbbe
10. 0xd83784cab376f6e01e841f96a73bbf35b714576d484aea35ef89e673965252cc
11. 0xb71e3e9a67a0c294372a88b48b87101df36acc8365e885c412b58f1e014478fc
12. 0x584982b94b1f05a18922bba3f8ab6e95e0114fb1590617618d3c011faac442f3
13. 0x50f257017d1a47b165e9de41b6c7be745b632a9ae0d6de998c4ca2182e3793b3
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af