Evidence row 1778509

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/293mZk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/90ad5706-e730-4364-8702-f11ffb6e6995/.well-known/agent-card.json"
    ]
  ],
  "name": "Fira",
  "owner_address": "0xab50f699b84a189af5d5bff77dcbaf6868b50468",
  "raw": {
    "agent_id": "13410",
    "agent_uri": "https://centralcity.ai/a/293mZk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fira 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/293mZk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fira",
      "registrations": [
        {
          "agentId": 13410,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/90ad5706-e730-4364-8702-f11ffb6e6995/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/293mZk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553440,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:22:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fira 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/293mZk"
}

What the leaf hashes

{"body":"22611e775ee4a7022a16f6ea0982a892ae147ffbccc28814481a5c39aa7b7366","id":1778509,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553763991795,"prev":null,"subject":"erc8004:5042:13410","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. 0x4437c9eb53657549751a4ed05f3a6761df0ad236507304ebf8e378a60136afe7
2. 0xd4879b32f417da351e47a3b2914734de1690b16d6ef252acf738dd61414cbf40
3. 0x915516471771130c1c7c2ddf59e56298583169cf5d66c810a718fb0700286fbf
4. 0x618d8b407884491a748d88f972b1f4fa0f73153e340d44c54c8a51085fbf2626
5. 0xb26022384f263de1b03adc1372ca631ba656f9e0469ad13c6f333385b74787cc
6. 0x569599d7d2fd6c0c095426bb15761f6d561f660a6287ce4f972c8127ca8cce90
7. 0x5e0f43b9a9b61705e245d2d9728897b3934a046a9e3dc7a5349966616c6ce42a
8. 0x3653a0d3d71104e1064776e68b1372f99fd6c02a2bacb7c8cd9505dee563e030
9. 0xc35b00515e51d99804bc7f1677c48b262ff64bb67eccace0888b475f57592025
10. 0x3a98e64d8a7174a39155dbfc0fc8300f16c1e774bc5de15a0becf1debae7ac0c
11. 0xa81bef7345f800b2feae2a85c15ee548045f0790575c156ed56fd85ef7c156cd
12. 0xa512aefa3742f8f2217e32a01436ec8a845ef3a867bd17d3a3ee2de3875040bd
13. 0xb0ac6ba344d3036c1dcee62f9b248fb9e72f51af0768ac256a6f2e19b8431780
14. 0xafcf38f796fa072123f5d525a88fd2fb85646ecc6e7e9a763c13179738711c9e
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90