Evidence row 2171208

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pKQ7q8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a1b6a823-3f80-4566-a733-89c4dd4c4a28/.well-known/agent-card.json"
    ]
  ],
  "name": "Gromis",
  "owner_address": "0x40ebf94d66435491957c839bff4287f7b8b32412",
  "raw": {
    "agent_id": "111219",
    "agent_uri": "https://centralcity.ai/a/pKQ7q8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gromis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/pKQ7q8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gromis",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a1b6a823-3f80-4566-a733-89c4dd4c4a28/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pKQ7q8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:18:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gromis is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/pKQ7q8"
}

What the leaf hashes

{"body":"3d6394b2fd8663fe0402f8aad1f640805ab851e1a6c23d09c77b4523884a81a7","id":2171208,"kind":"listing","method":"sync.erc8004/1","observed_us":1793636330922294,"prev":null,"subject":"erc8004:5042:111219","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. 0xed81528d2790e5bfe39c8d6a085ae97b168e7c45c182a9fef5261bb3cba0343d
2. 0x2e665623b69ee8fd4a60e057dc9d9d5eb72fbda449c10f19b09f9771ece8fefd
3. 0x826ea00982a38e66e5bf00ba6eda0e65b407e441c29f2a86d52aa2c6aeddf5cd
4. 0xfda3da1175504a8944b5be1d00fd5623415a2d512e96e0d0284c59491a179c72
5. 0x7ad0077eba2dccb420f73195cb5acf0d64688c73d3a3684c18bd4d9d5129e572
6. 0x412e94040d007faedd3b2e4ba0f26a89ab332f9ef51e32ad09801b63ac37b409
7. 0xabccf214feea9e314a2226ae3e617d7fba3f17ef9a57bf288fc3523a84d74e44
8. 0xf96ad21a2636677522ed9e2e7355edf468b69c323283d1bfaaf9af2d0d40ebe1
9. 0x79938c0ae443442fd00f855be4cd2355046334c43c29202a63efa89430b29f08
10. 0xe6d64e7e357758e15fc0a0f59323140fde90643c1945c41f251ade4c93f40869
11. 0xc0038167bb048534c699daf9dc54ffd008a0d1f1d826e5514567ddc27bfab881
12. 0x81186f1d3fe58c5a37fc5a986c2e4440f453481f9e7d23a13c45f48adcec0bb2
13. 0x56222576ccb9eb1523f81d1cc3cad919b4c5bb42ade03a1c402e7008640051ad
14. 0xbb465466dac90179fd91fd4d3b6985e80736d1ab4662dc57a78b5e5098d6f074
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af