Evidence row 2178104

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/l1dVPf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aaf3c442-7f82-46bb-85f7-543d1467126b/.well-known/agent-card.json"
    ]
  ],
  "name": "Grusson",
  "owner_address": "0xe8a7aee0a7aa4581dfebca78bb87f2112ab03a0b",
  "raw": {
    "agent_id": "114924",
    "agent_uri": "https://centralcity.ai/a/l1dVPf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grusson 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/l1dVPf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grusson",
      "registrations": [
        {
          "agentId": 114924,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aaf3c442-7f82-46bb-85f7-543d1467126b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/l1dVPf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793639144,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:06:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grusson 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/l1dVPf"
}

What the leaf hashes

{"body":"51d83d9f9f9d01a949ae93261961f33df9e52076c678c709147bd27d83120cf3","id":2178104,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639161091177,"prev":null,"subject":"erc8004:5042:114924","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x680ef7351be31d1179e851a7058d69dd3df4b4b258c5b9dcf3110a08749f4099
2. 0x1146a4855d13815d56b2cb768ddf086f73a97ceec9162a48be40794e95854946
3. 0x6b89c8f23d8d5b9a1f578734162521564374e12bb336dd32833e0e0619133066
4. 0x2525a86857bccd8a59c67120ee8d5ce114597e5c95296343e7d863ffcff7d718
5. 0xa5be58a73356fc31c11db5dde827b0f53cd8fdf6d0be52296df98a0a9342de7d
6. 0xec0b5f685b28894d6a3d606c9cf1cc49704ae25a2f63d3f9294f3206aa417aec
7. 0x10dae7d585b380353ad032917707b8471de6b4b5680ff350ff7fed348d44ec92
8. 0x2c229a0756084beab06cd5e76c991f499f42e0d5e8405c73d670d81607060865
9. 0x12bfa8a654b4a88e21dd753719a65447956c7af4d9a08f5413a9afdaf6e5bbe4
10. 0x62f4e37693a346274c719cfa2433b3dc00272aeecba315321f0423a4f588abee
11. 0x98caddb804c8cff94af0a2ec6a9fa5f80e72c99d18198b12efb73d3c64face7c
12. 0x38772423e3e81e7430cea010a925d00b0a50157fbb8a4096baa5e0018fd83123
13. 0xefbd3ce8cc9536c9dc7555a61f73905cdeb76d020d347be26b68924fa6aacbfa
14. 0x197bc18a6b8126dd9b52133f001dca55646ad9292aafa98222498ec1746809a4
15. 0x2cdc73dde4ed839d7482b6b91833e64bef56c7626db8439f3bbdfcffd2ae32a3
16. 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af