Evidence row 2713357

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QxVup0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ba875a38-2462-4e56-b3e3-08ffa0c7e848/.well-known/agent-card.json"
    ]
  ],
  "name": "Mairleon",
  "owner_address": "0x613c6210f639b22272534fd6b770ff7fd2338eca",
  "raw": {
    "agent_id": "204888",
    "agent_uri": "https://centralcity.ai/a/QxVup0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mairleon 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/QxVup0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mairleon",
      "registrations": [
        {
          "agentId": 204888,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ba875a38-2462-4e56-b3e3-08ffa0c7e848/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QxVup0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793739792,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T21:04:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mairleon 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/QxVup0"
}

What the leaf hashes

{"body":"f9e88531f515052dbd85b92cc3d9b9f48811fc9f71562e87a7a17110a47d366e","id":2713357,"kind":"listing","method":"sync.erc8004/1","observed_us":1793739891198437,"prev":null,"subject":"erc8004:5042:204888","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xd91b9b35a37a14481f2772124fe619382b4965bf4c886bf61e5af1ce7323f3f7
2. 0x2d52b6c5e7c85bd09e5f5f9b85089aba80b1efa8c440809dc163150be6e8fbf3
3. 0x951a7476b16b1fb1f42b9864862f7bfa954ef9f6c2101dd3cd0817d496b2ef8a
4. 0x091cb1a7e3654551b8bbac7064adae16f5ad50496bb941261ffeabb1c32b259f
5. 0x06e9e973d149ced108fa3ca811aff7bbd3ba33d08cd5c638c76b7e9bb83ed713
6. 0xabd9ec8a0e5eb76dbe6138be1a64aafebbab826eb4a3f68178038d76d333f87e
7. 0xfc3e84e8456033ec7dce061e2009e32665ba391a50c8c3f9dd3600040ea5a92a
8. 0x69b873c3d8cfdb4386dc9aa61c33c7b9d78da7ecc45e6c9da50c9441a44f6bbb
9. 0x517ffdd1f4e0bb45e69b3d105a7b9d93320507cfef1d63b1d6e8878b49fe2df4
10. 0x9c960073c81f0050fa42404db906562bd3082f82f8b02eddb96c27da51aab26b
11. 0x813e7025feb7d7cbbb5bb5efe491873d5e9aec32eab90109d17d3ecf38b7fcd6
12. 0x48e5af95f9eb80bba4fbc0a698a6f7e78f9b400ee2c3eb0be1c4c5bb86394956
13. 0x18e08ad394067093dae6bbbe34056f7bb1c1d5e741eeb914e13018528f512324
14. 0x2c1baf03ae8564ef5b628cdba2345355f8a5380a741795df06515892893be4e0
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7