Evidence row 3011217

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/H1YMni"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2d4a72ce-04b7-4118-8d1d-e63e7ef9fa1b/.well-known/agent-card.json"
    ]
  ],
  "name": "Gramuzan",
  "owner_address": "0x027b7b62bc7b07682262e41c598635eecbd15059",
  "raw": {
    "agent_id": "250375",
    "agent_uri": "https://centralcity.ai/a/H1YMni",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gramuzan 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/H1YMni",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gramuzan",
      "registrations": [
        {
          "agentId": 250375,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2d4a72ce-04b7-4118-8d1d-e63e7ef9fa1b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/H1YMni",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793799328,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T13:37:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gramuzan 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/H1YMni"
}

What the leaf hashes

{"body":"a40a4cd1d28dcc0ee9d6eaf098a45463b2ff390fe30bc868116c26e9bed2ad7e","id":3011217,"kind":"listing","method":"sync.erc8004/1","observed_us":1793799429728384,"prev":null,"subject":"erc8004:5042:250375","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x0a237c85b0c329c4053a583bdaf92051f751ac35c3c8ada728bc5472943c8763
2. 0xe6e591f19aec864165eb1e391023b82f2409440e0d42f2c1c8924e9fce2ec5d1
3. 0xd5d2e20d9a85d65ce190fb265ec2d06d6cbbe8cb3ff590c4d1de085b9aee540c
4. 0xa5232f127dfe17bd6902e9839cd376b719db5e4772e252f4d93dc6a3ceac392f
5. 0x4be596a315fc4a5a739272e12f4376b5fde60f644ca44e467b60fedad1cea8ab
6. 0x486ca4713ec63d4b216b9913eb4cac1069529d982e60bcf973d8db6b37918f92
7. 0x0a78dcc2484152967365d8ff58503ed2054ec5b3698db8e6b8c2b78f04509b08
8. 0x607d4f2bdf0b63b6f45d0de39f915332bc55c587c8a2ff817be328e02e1956f6
9. 0xdd2e60b4e0206f42952ab6cddbee5188d763958c48cf7acdc19085b2f05aa8ab
10. 0xdac9519563983444c35044a6be7bcca4181a617a07ca3b2aa377b6b9fc783fd5
11. 0x58809b1373c4848e45ae5594efe7d62fd4cc1c2a40fa9d52e666efde51d27d80
12. 0x500e4da446a2f2e0bd2631b5ecb4ea544637f7d413e63221abcb40dd2dc34b8f
13. 0xb8a5ef47f6fbfb0cd1b84d2f5499b7090dad601a1b622dc9d852f4db6326bbaa
14. 0xb44c115525799df7784dd57375ef033a43e7f44d7f0a962d5e8c65f7f052f0bc
15. 0x39999cd980e41ec2b00689b8f721fe6463b8366a077d7faaeed19e6514cfbac4
16. 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
17. 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345