Evidence row 2177820

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QFMFF9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1c0450ca-d511-49e4-b9ce-ed6fbf7170e9/.well-known/agent-card.json"
    ]
  ],
  "name": "Grasito",
  "owner_address": "0x079bfb8b1dff69e84c6547cbe81da2d0b668c299",
  "raw": {
    "agent_id": "114642",
    "agent_uri": "https://centralcity.ai/a/QFMFF9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grasito 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/QFMFF9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grasito",
      "registrations": [
        {
          "agentId": 114642,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1c0450ca-d511-49e4-b9ce-ed6fbf7170e9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QFMFF9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793638887,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:05:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grasito 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/QFMFF9"
}

What the leaf hashes

{"body":"6670110b100808d82179c18c2b20886a8a0be55c8d41152df28234e429e3524e","id":2177820,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639158807844,"prev":null,"subject":"erc8004:5042:114642","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. 0xec9c4b229b65759e2a98f4f814e0e80bab22de2fe664268a94429b2330aee2c5
2. 0x62951cd0225aaefb47f578f463c6eb72c71f62397210134b243d2599595dbd83
3. 0xe26c8573a8d90bd201078391a97034c540b2b8130c143ecddb868a8fce343077
4. 0x7c41932416773c3e8b1eaf48fe4fe5d3b8bded63c424f6a206e7fc6218b216e4
5. 0x5f530075e8e5dcd47912ac32e1733d0e56c601e3a712387d8ec168e57be513fc
6. 0x058a9e47150376def5c8cb63cc633bfe598a9d660b48761d079c3e6bc0b34c91
7. 0xd3bcb6eb6544790c9a7c7f09857be9ec2bf7790c866834512a3015f8fc630ca7
8. 0x8e3d2cd65761a9a1e5a5aacb7285d129a9d886a14d10b2a7795b637950c87b03
9. 0xe80fdc2ae8ed38d98982596ee29e85272e5ccafa171890018840fe67c0c791f3
10. 0x14ebf08b40f0c3a47a78e21f8406a3a1145303530205bb03d713c531547833a8
11. 0x9796823e81b5ea9d6492ae99eb02f67cc89cd0a9dc29613b11f414750c71dbed
12. 0x003935e26459cbbc36612e09da82fb445f0b8844d8b644213247fd0844b7407c
13. 0x56222576ccb9eb1523f81d1cc3cad919b4c5bb42ade03a1c402e7008640051ad
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af