Evidence row 2256578

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ylDaDi"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/cb817609-cef7-42c6-8611-b3e3ccb29309/.well-known/agent-card.json"
    ]
  ],
  "name": "Grompet",
  "owner_address": "0x217a56fa3c362c5e9b84dbbb7af271ad9ac8a783",
  "raw": {
    "agent_id": "126700",
    "agent_uri": "https://centralcity.ai/a/ylDaDi",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grompet 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/ylDaDi",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grompet",
      "registrations": [
        {
          "agentId": 126700,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/cb817609-cef7-42c6-8611-b3e3ccb29309/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ylDaDi",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793647759,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:31:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grompet 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/ylDaDi"
}

What the leaf hashes

{"body":"f39c0af41d8a68023c6a75ecdb902ada002f712c3a3ec81698f29ea64ca6d8b3","id":2256578,"kind":"listing","method":"sync.erc8004/1","observed_us":1793647918068624,"prev":null,"subject":"erc8004:5042:126700","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. 0x4cca5ae5527fe8e53a5555ef2b1ea4900f2f8c67d4b64c5c11fc53970bcba118
2. 0xee67fb62bee0b61e3a2d6ded8f435b4c121a23deea21c3760e469c5907e5ee5c
3. 0x915d9d97c95984a6accfe54b25335d56bb8448d072be907275a3656d488121b0
4. 0x3e56cf259abf196a180551d941919db97cda9e7e59cb88a9b2832954c7fe820a
5. 0x6b56168e5c1cef9c3681eee106b043ae31c7bbaeba7d360a8cd24b0b445727a8
6. 0x5fce6c558c93dd028cc618b0b00914a35ec7225674934b22f56567dd748780ad
7. 0x9e050a858fd14974061090bad08dd09fea93e4e27e9353a928e9f3463e9100f0
8. 0x16b6682502a55577a20184ff151deebba52ca6754cfc015d995d725b188c6b63
9. 0x452f394f4cf4a0228de9eab44b4c87879977069e8f2cabec13994fa30c628d92
10. 0xd0910c161ee3210f22a96d10e77dd46ebf3c06f561aeb5a66fadce489ef4cd62
11. 0xa7f63fc52aa867079bccf41e1c316b83669bdc729aefcd02142cda6d20ee0f97
12. 0x61b34ad045e6450b81b7a4502b2d97d0cc31cbac450cec30794ecaf30d1a78e3
13. 0xc2ea6f7cdcf0c6904201c0d186a72f2a6fa2d355f41deec0e55aad057d5b8897
14. 0xf01d425f0c05ac504062d9b471f06fbf10480b3526efb1ee77bb71aebd05f0de
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af