Evidence row 3475539

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SG2UHC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c59a1b6d-f96c-49da-b631-d5c291b12747/.well-known/agent-card.json"
    ]
  ],
  "name": "Kansan",
  "owner_address": "0x4621b9f91bc2597a8914a95073658252ea4e4813",
  "raw": {
    "agent_id": "360226",
    "agent_uri": "https://centralcity.ai/a/SG2UHC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kansan 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/SG2UHC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kansan",
      "registrations": [
        {
          "agentId": 360226,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c59a1b6d-f96c-49da-b631-d5c291b12747/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SG2UHC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793921931,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T23:40:19Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kansan 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/SG2UHC"
}

What the leaf hashes

{"body":"cc2a84388661285c061029fa597b010b3e7a581b2fc9e1e4688564b15f90f582","id":3475539,"kind":"listing","method":"sync.erc8004/1","observed_us":1793922019993550,"prev":null,"subject":"erc8004:5042:360226","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xab0b82ab6982f9c2bf83e53194fd5a62408ba8edf7404673d63cbf8850e25fa0
2. 0xd5389a1474c9c30b5869b92ad0d8ee41aad063ffde499a6c8ef46dbef68370f0
3. 0x29d996d427224c27b0f3f6685ed056994725168d1115b6e4d69f10e1b6087d0b
4. 0xdc8de086ccf50a59b971e86e5042443692bd2ce1500a2b3184c29889dc63e8ca
5. 0x45021dae0e1c4b949577fad42d03657033d37a3a55ee7033f6c02fc762cbe0cf
6. 0xcbd1667d16a993f122db24b9d7ddcc6cf3c5df7d6cc9c94e104915e0dc5c301e
7. 0x17006351e5e0502921c9d5e8a2fb43d2d8a16b3850febd7138a7354244b418c4
8. 0xa783b73700b521d5953b13591bea061605f2354629fd40d906b5f7f238e4ff50
9. 0xd8d44185d6a720162de2c465b4aff0c6b743204bd7f953f1487707f18c9c257c
10. 0x379acd2c3bca52709253e88df3b877ff8d55cc0bd3c184e5cda42c4675505f10
11. 0xda9f6e9239aad26af17dbf0e674e2bc07ce5fc3c6cfc7a9333bbd97d584ae1c2
12. 0x5ce1dbf208b1489dd6e3f2bccac27be7cbc1f76e922c6d784b0165afa161392d
13. 0xc1edc3a59edcfe1083a7dc4de4778f48356830638b0dc2db253df250ba1e55da
14. 0xa6dabcb6c495acd8dd31ea607d68899f99b522fd7904001fb895d2468a82354c
15. 0xfb7fd5d9f2dad2a875d0018c34534e495fa88fbef40533c4ec84080e09b402b0
16. 0x94ca8b6a95491be1f3ac6de55d756552e3d7dcdd3a530f60ac239342f2227667
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94