Evidence row 1786760

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CSaodM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/71224c20-9aee-450d-a667-3f0d76cc8015/.well-known/agent-card.json"
    ]
  ],
  "name": "Grameon",
  "owner_address": "0x6f03d78e66fff2a89a32b021af008e786cd241ef",
  "raw": {
    "agent_id": "18451",
    "agent_uri": "https://centralcity.ai/a/CSaodM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grameon 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/CSaodM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grameon",
      "registrations": [
        {
          "agentId": 18451,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/71224c20-9aee-450d-a667-3f0d76cc8015/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CSaodM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793559579,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:59:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grameon 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/CSaodM"
}

What the leaf hashes

{"body":"9a7d0b72e66df95f4a62ce7189b825502b840622b5e1d1eab8dd6f42c01a38d6","id":1786760,"kind":"listing","method":"sync.erc8004/1","observed_us":1793559587039749,"prev":null,"subject":"erc8004:5042:18451","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x6f7bb671cd051cff0fd9c78a1824e833b75222823a020fa8d5a6bb256a8ba921
2. 0xe2ef3d7f884070841bd24fd0dbcb1ebdcc5515756c07a81b613c35a54855782a
3. 0xb531d5f78ae3037407807ac830d5f955bcde3789b408b8c963540ee55b0a5bac
4. 0xf472511ee135ed98566f08c929ba5f0ff2fb59727edf3ca33ab76fe041076669
5. 0xe99263477d0fe9e4b59f19f0fe90ae03764582e9801aad7156088a46ab450375
6. 0x8d03b235dbd9a3511cc3bac6b68ebe9f27e9d52239197c3be7fb62e53e6e3b58
7. 0x3339de2f197ddddcdf555b9937174d2c5b7ad96e85680d6f351e4175c43f2e93
8. 0xda9293f6364ef01d942a18ef44ebf40b0f2dc64496a26608338b594d42c4e14c
9. 0x41fe018066e686bde145260d6d11a4d0de1523fcdeef9176203ef0269a00e746
10. 0xe69cfc2d7e66c7bc7236d028cf64f397478367d77699ada45c11719af349acba
11. 0x35136678460132f5d9b8d6deccfd12b71691831284eb361f4c6809a97be2baa7
12. 0xc7c7df033d7cc56a8db1d4dbba0ff60f832613877ef4082584b9bbd0c407d33a
13. 0x215ea80014ee66f3073134eb3329402080a043cc21a0a475647d253d47820da2
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90