Evidence row 3461275

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/46eFIk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e1d91263-5848-41cd-9d99-0acadb5ca583/.well-known/agent-card.json"
    ]
  ],
  "name": "Grempert",
  "owner_address": "0x0a3e6e1da43a741d9db6eb202745d008b41908d7",
  "raw": {
    "agent_id": "355116",
    "agent_uri": "https://centralcity.ai/a/46eFIk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grempert 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/46eFIk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grempert",
      "registrations": [
        {
          "agentId": 355116,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e1d91263-5848-41cd-9d99-0acadb5ca583/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/46eFIk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793914453,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T21:38:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grempert 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/46eFIk"
}

What the leaf hashes

{"body":"372c585ab7bd0dfeca2762981b37c3471dbe97f8c19edb44897caa640d8a1dbd","id":3461275,"kind":"listing","method":"sync.erc8004/1","observed_us":1793914714281745,"prev":null,"subject":"erc8004:5042:355116","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. 0xfffc7047391aea72ab3be005f1940441b13a6c8011e543906413433cce85352a
2. 0xd1e42a3132d699ec103ca0387d0a2dded8ca75f09251b5ea931ba0f171b51a7d
3. 0xc9f676611e7741095dc794af1f2c87857f42231f62aac63afe17ff38dda74bde
4. 0x1116e7d34160b00cd46e95c1daad698dccd18d9ea239725187e57bfdb8ea777e
5. 0xb3ac18c486fe659047b5d895cfa24b610515e77985f930e259d3d38ed3bcbe3b
6. 0x50bcb1ed45feeee675c78b591743b4eab5fd14f522191e9e38dba81eee399bd5
7. 0x795cc3804e67d0ac171f50f9a1c6124ee73d395c1038c0c65d57e9f418106093
8. 0xc165c55b19916c1e84b87d0b88a0faecf0b7eb21e30a3420b7714736012246dd
9. 0x1b7e08800c2094ba20e1acf8b8300d2acdcdd1e429ce5fcb0b38a1a4bb498135
10. 0xa3e3096b47444b98bb1b99e3b50800106efdac278ea61aab7f63f9ba03997376
11. 0x17f76950b972bb7768da1ed4460a127abc6fc8b49a10d0f18af099d55072be7f
12. 0x96089f99041b0447b39397a53cd16be1d825106c3cf5ed0904de1f7169d97047
13. 0xc52fdd499240d4cae496484b3da9c532542859f0626ea2a2fc243490680039e2
14. 0x46e57eb471bdfedc5371f9f8dd93e03a0ef82a84f79b917a40533d34f61e890c
15. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94