Evidence row 3425707

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rsVKO3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c2ef276f-0da0-4656-8dc9-e5e170bbb833/.well-known/agent-card.json"
    ]
  ],
  "name": "Merkano",
  "owner_address": "0x88ebbb75cf575f2c1e675ddeaa92b6200a630f64",
  "raw": {
    "agent_id": "343800",
    "agent_uri": "https://centralcity.ai/a/rsVKO3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Merkano 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/rsVKO3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Merkano",
      "registrations": [
        {
          "agentId": 343800,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c2ef276f-0da0-4656-8dc9-e5e170bbb833/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rsVKO3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793895092,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:15:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Merkano 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/rsVKO3"
}

What the leaf hashes

{"body":"903273fed50a159c4a98f47b5560e5491f6f0bbc298c5eb929a50947aff2a326","id":3425707,"kind":"listing","method":"sync.erc8004/1","observed_us":1793895308589450,"prev":null,"subject":"erc8004:5042:343800","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. 0xd4e75f5d48b9c0f73ce79460100a3c3d1300878f56a259b8f2ec46580c2f9d5e
2. 0xdf94e6d6123b1cc00e75a0a46483fe7800fe1b99c7cd2176be1452192189463a
3. 0x3e4128cb111d8ff8236dfc9bf5ce5c8217ec56c54fafc355c48f174226228fd9
4. 0xd5f314d9d16cd7979845e6ed24c50d1f06d5fcda11be9cb46b99e11744af276d
5. 0x1d66569a85b4436d97330cd81b413c2fe51659cf7cf8fca7fca18cd2e4e61be7
6. 0xb85c764d78a6d7d5f0eccedd94ee2041dcc7b108c1419680610abdc914954a05
7. 0xa0da81f42a598b88c9e8fccc6e8ecdc976f938710a2b20ca931a0460e6f50ea1
8. 0x7c7c576520198a929ef12876badce5e5c586b03e68ad64d5782e3252ec6fb44a
9. 0x86d4d5dc899ff9641dac661160cf1455fe1e79bddb323a2dc5faba95cebb9d7b
10. 0x88cc4d64384b92408b5b850f92aa6b2b29aef1ca23bbe688bb66b83d41af5804
11. 0x8aaab40c9576b487359695882fc6ccaf2df49c97c4e17de5edb374ecfe53d5f1
12. 0xb9dc2ba9768d347d8450ac94ca7fa05eefa4b4b7949253813397996bd098b63b
13. 0xc98ea9e7a31315529c80bf8f8a649e06ea1b1b599b9fcf599a46b2653a85c322
14. 0x4c7b7f3f42e860af0292451afd96bceb26eb41ca5c810766a3ab2c07c3919b93
15. 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94