Evidence row 3053445

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7qODcs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2494d5e8-6ced-401a-9021-295668dacd38/.well-known/agent-card.json"
    ]
  ],
  "name": "Trobisto",
  "owner_address": "0xe4cebda9486cd2833088d41e874d77e5cbb4e2c1",
  "raw": {
    "agent_id": "277843",
    "agent_uri": "https://centralcity.ai/a/7qODcs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Trobisto 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/7qODcs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Trobisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2494d5e8-6ced-401a-9021-295668dacd38/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7qODcs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:53:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Trobisto 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/7qODcs"
}

What the leaf hashes

{"body":"825718fdc2b0cd9826ff33c576046ae6ee41e79c27101797568c9f250738698a","id":3053445,"kind":"listing","method":"sync.erc8004/1","observed_us":1793818405397103,"prev":null,"subject":"erc8004:5042:277843","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x6f07ff9133d2f2002a98061a0a56e9b3cdb113255ec408dc04c0d2614ada0aba
2. 0x1428c009a55a02121de4356f9c238652b1f9eb235a2909bb7dba62ded180071a
3. 0x736628f3d0998dc4f58675b318d1d3a9705f0ac81687f2c48dcb58c150f89fbe
4. 0x0ead10cd5754ae00f5529d9022a6974ac60e9e43fc3e355890b635a048d068df
5. 0x85e8c39582795edb9872f9c35bd05bdc1ce0401ee23a7affbc4cbf6e61c962db
6. 0xf1c0aab6b3c1bd2ef91baa37299c4842d36a599ec7bf47a3b0b9ec5db77a93c8
7. 0xd9390156f8ef891fb2cd313a9f84a92fc66f4e21167acc97683eb51b0439d6a1
8. 0xb6a057073ca65e01aa23cef6dffe589e736df23eee8d1766faa225477a08842d
9. 0xfdcf2a538e77e568ffd59dd9d3449fee1d527332982d967e895163b4533bffed
10. 0x43937c52aed9268a372b23fad05859127ee62d6b036504403ad75a7c2fe373ef
11. 0x982fe504b909aa4ab6ec78069a40091279e783c6a2c22edc31a908c7366bc45b
12. 0xf724c803b8cdc886fc3662b19ab06c6f9c30abbf524cdea5fd045e74264ae271
13. 0x9b824f6e339d42b364c996788cad257b57bcf7180173a01fb7591a1297a7bad1
14. 0xdf9a55324b158c76aebda2f3abb5f16823a1f3af8ab75a4b216043f79b074f98
15. 0x539d73c83d7aa7f740599809a1eb066b48ddd9e8d1ce14a80cb191f4cf87d3b8
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345