Evidence row 1822128

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8I2nYA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a426683d-f108-46a7-9912-f1e0c03f334d/.well-known/agent-card.json"
    ]
  ],
  "name": "Gufo",
  "owner_address": "0x87d2513a2e75b68a156745b1e4853a56ffb89318",
  "raw": {
    "agent_id": "23936",
    "agent_uri": "https://centralcity.ai/a/8I2nYA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gufo 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/8I2nYA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gufo",
      "registrations": [
        {
          "agentId": 23936,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a426683d-f108-46a7-9912-f1e0c03f334d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8I2nYA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793564488,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:24:04Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gufo 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/8I2nYA"
}

What the leaf hashes

{"body":"53f22e88af855351dd8e816b26e51281a81d70c65d339d62110685ee5f3b4362","id":1822128,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564644040571,"prev":null,"subject":"erc8004:5042:23936","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. 0x421c999d3d762270eddb502dec79a7a76ff2e96aebcb3b2455d2b6f13ccc9464
2. 0x1cc1970c610c4574edce7d803e4c8cee30e5010928affd1f5d22f27167ad6e0d
3. 0x774cc1e7a405f6d03607acb4055c7298e7d7f7faec42bac05fa65fc4177974fc
4. 0x6418f80e141195db7ea711468800bc969d660c7e838236f92ad2b0c8396309a7
5. 0x2c3cef923cbdbdc8c95a25fa39a8b61c3ac65252006dce609a1de0c36a3915da
6. 0xc4428a55ceab572e6d5d53c9ccffe92c79cd1a98aa2c3716bf376dfe8240cf23
7. 0x83a21c3c01a888ec5530223730275e2a5688c0400451673b1fd53a457d3fbc52
8. 0xe23f1911202ab3c7db18e3c13ea31562a4614d15339bb8b74f3a09fec7ece2e7
9. 0x771194a2de40acf61d28c331b390b014308f4e0ae702b5c8784b2b17d648809b
10. 0x5d13e721cf772258cb9389f3786e7b41777e5d035cd4601e963ef00359859731
11. 0x3807fb16007e49b2857eb297cdd29a4aefeccc10b8d4ce23dd38429b36f046ac
12. 0x7e6a909e94d1f8837cab15b651ff95e7ac83fd5ae3cade1b35a9feb386827986
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