Evidence row 3427947

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VsFcwa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cb9b2bd1-c801-433d-8b06-b59aabb44629/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkino",
  "owner_address": "0xad732707f2b02ca89888f6c32b543b4675ddba8d",
  "raw": {
    "agent_id": "344823",
    "agent_uri": "https://centralcity.ai/a/VsFcwa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/VsFcwa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cb9b2bd1-c801-433d-8b06-b59aabb44629/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VsFcwa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T16:42:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/VsFcwa"
}

What the leaf hashes

{"body":"65238254f7655e44f776d2dbf311776e2397925f101c26460725ff0bcf6e1c7b","id":3427947,"kind":"listing","method":"sync.erc8004/1","observed_us":1793896957854017,"prev":null,"subject":"erc8004:5042:344823","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. 0x000bef2e81a1865467634e65a210575a33f896b4aad3e2ca3b9b94792dd914b0
2. 0x4a00480964bd1ec73cb78c0dad8c81b9dfc708828757879257da3887b5894457
3. 0xfd09e9b402e9c49bc2742abfd356e7200a8f44e5ce333615885abfab1d37d463
4. 0xb35888a3c9e1f4cb0c4b6292c4cbd6feaa072191943d086c05a747414dd109b0
5. 0xfee2d683a1ddbde6bc8561a6b9f6c9851dae04da270ca3e26447a6a939301593
6. 0x725bff0fe5468a327beadf79b5c460ca068a4fc9da32a3b384a5668f47565404
7. 0xcd1ebe9be8c36d68e2b4c2d3b4e2a9b852bd65c013c5b081392c350c0b3c9d58
8. 0xac205395fbf0b11369c28a0ffdac202f1e6e98d383286599e6749607beeee9e6
9. 0x07f0948cfa349335c3e304f1e0dd7eb51fb15c9b1d9b06a47b02ae85381299f4
10. 0x3b294881df50a2549607aff6e4ae0b57a343d67f3665118babc3af05b0ba4f8d
11. 0x83d8d074913dda606f5b58e172276d9d7f5744b68523d86764e421db45d1c493
12. 0x147378359fd221c7b8e0b928a73cb310f6ec12f13c3709a1d86825a44402f025
13. 0xdb24986079e436c70388a0f26c8b78d5d2b9aa28faa702739aaf6eec9404795b
14. 0x5d36fc496d037ec98e2304f5b8c2425f6da27f5b7be3b3d0ce0dd8c43098ad41
15. 0x1ab38dbbab3f77cce8d03cd3f8736ca62b04c689538a6118189885b5d1be29e3
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94