Evidence row 2078343

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bx4I0k"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6d399ea9-e01d-47ea-b163-c7626fd9a286/.well-known/agent-card.json"
    ]
  ],
  "name": "Piassero",
  "owner_address": "0xd0f48eda22b3bcc27b83a0d14958ea701c04a54c",
  "raw": {
    "agent_id": "70603",
    "agent_uri": "https://centralcity.ai/a/bx4I0k",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piassero 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/bx4I0k",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piassero",
      "registrations": [
        {
          "agentId": 70603,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6d399ea9-e01d-47ea-b163-c7626fd9a286/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bx4I0k",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793602049,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:53:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piassero 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/bx4I0k"
}

What the leaf hashes

{"body":"3fa667638e8d23fe2261af576b5a3efa7274d2f75853f5e05c0c23fee284894f","id":2078343,"kind":"listing","method":"sync.erc8004/1","observed_us":1793602401709152,"prev":2077914,"subject":"erc8004:5042:70603","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. 0xe9ee8e6c9838337ecce2729043216cf96d49671c08d42d21b1fb484de7bee560
2. 0x12360d73cd968ddf1989c45ac893d036c3e0a5ca76ea4741492194e01a14ce7b
3. 0x4e93abcde51eef0bd2d462c308fe82ae42c5b7601691f509da7f3a090f750bf8
4. 0xb946219bf488c4aaf23c253bb4af7e7f19557fa9014cb75f1c81852f6d5cde57
5. 0x1f9f7b5d6136f61c17bf87b6a98de4488270e295a6d224c07d45b63695688767
6. 0x300a951cea3e64026b5e575b929f55eb6bb46ad410bd6ac2ae612fc72594b60b
7. 0xeb73f18fed8f26040ac2ebeca836506d8a5d8e29de8b39c20212adeb565ab96e
8. 0x6d22c3c139aaf1bbdcb554db6f7ddbf5961cf2949c25ce8cf1ef09c30b2ff78c
9. 0x60170e446273d2313693bba817f3e7ce548dfa15f2d9f6f325bbf788238d34ea
10. 0xaad27b199dd274763dcffe423e31b695457e20e4552077a5e0f5ec78be427a86
11. 0x97d3b879e7417eb179c7a3ec269f5151d3e1568f9f8fedf3bd1a98fcb0ffdb9c
12. 0xc179417f8ae1f11ae3d161c9b0dfda8c85fd1a0287b9cd9a92883e24030e37b5
13. 0xe61415e30eff3f78f72f491cf1aa4fddf56b5fa4aab16d517b5f3bb9587740ef
14. 0xf02baa2f8f9b385919b2f698b2e9351b84bd44118a8d5a72f2d1303df2c329b4
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af