Evidence row 3442975

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tYfFtJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3d57fe3b-4c34-4283-9ed2-c6b76987cfc3/.well-known/agent-card.json"
    ]
  ],
  "name": "Maikero",
  "owner_address": "0xb8846c1b7ebf0ebd9203dab8282f6fafe7f093b5",
  "raw": {
    "agent_id": "349404",
    "agent_uri": "https://centralcity.ai/a/tYfFtJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maikero 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/tYfFtJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maikero",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3d57fe3b-4c34-4283-9ed2-c6b76987cfc3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tYfFtJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T18:59:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maikero 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/tYfFtJ"
}

What the leaf hashes

{"body":"ade72751e13af3375125e42ef7b9a08b892c1b6fddb8b297281661f46c6cb668","id":3442975,"kind":"listing","method":"sync.erc8004/1","observed_us":1793905183761232,"prev":null,"subject":"erc8004:5042:349404","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. 0xbe00e3e2947f192cd116f0965783491cf5a7e747d4cdf79e4d1f8725d4fe4570
2. 0xbe9b01cba9b3de55706c7a7feaa0bd094d7e0801e3def2134fca43bdb8289349
3. 0xd5adcaee828e1b03e1969ecf2d51da0acf9cbafdf2d595b4e3166745fccce5c0
4. 0xf17275c4b6339c8eb44ce5cb4fc65cf81d1f5c041aaa2ecc08d9d88e0ba98977
5. 0x02161d6b3b882d76c8bb67ead4ed86d1a36d9024f638415341638ce86aa8f977
6. 0x6213e9a6273d928464e6c9f8743ead3c6ec7dfcab67e0de90c1a519d2047bc91
7. 0x89b3800ab7cf82726655288d862754b5d145bf2701b7cefde461fe7cef4bfd11
8. 0xf1b4fab92d6ab29e53a5978fca3e14e1174b995e50e9dc42526bd71aea22c2d3
9. 0x4127eb7177e421773592f28d14bf13dc63cf55ce2a903dc97227e96319f18d96
10. 0xc6f5b81f9306939e4da8f03c25de80ae5ab2820b892ea0b86bdfab60b4be92e0
11. 0x76c38afa2ba8b6671f489f2505e166b5292c31a3dc0432fc9a0953e8f6dd3508
12. 0x2b7a7c95de5a1d5957570464c2bc9554af3ac52b6250d483e5b60677e39aab32
13. 0x0094125755cf4d53859179bd3542321fe895e3ac40c3c2ffe5b2c3139ea38467
14. 0x876741791494e92b6f75db13043598085795215fa5ba6b39a6d004eb9c7632fa
15. 0xbce07c8bedec3bbed9a22d7f4e8aca180f479ed562779a14791c5e82f052e9c8
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94