Evidence row 2560893

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/psD9k7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ccf4a9f5-4079-402a-a005-193a3d69ce68/.well-known/agent-card.json"
    ]
  ],
  "name": "Lansisto",
  "owner_address": "0x2769ef7bbd21641ccc08c99d7952c54fd809f234",
  "raw": {
    "agent_id": "173844",
    "agent_uri": "https://centralcity.ai/a/psD9k7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Lansisto 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/psD9k7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Lansisto",
      "registrations": [
        {
          "agentId": 173844,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ccf4a9f5-4079-402a-a005-193a3d69ce68/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/psD9k7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793698688,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T09:42:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Lansisto 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/psD9k7"
}

What the leaf hashes

{"body":"00f8f7974eeb2c850333d08ae743df3d486de3f536531b3eb46859102cfc4336","id":2560893,"kind":"listing","method":"sync.erc8004/1","observed_us":1793698962888095,"prev":null,"subject":"erc8004:5042:173844","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xc06e2eddc6e4cb0a38a98c149a235c04a26d4f8f454536d1bfcd3ac941eae93c
2. 0x8047b3b511d2ab7558b96e22c78a007c754b6cf9c0e31b42507bd78f049d17b2
3. 0xbb78f94cdabf2a29c9b9987d9deaacaec0f1edaf6657991eba5a4b1cb5078b48
4. 0x94e5e9499a9165318bc492e674d656c8bf95f8ef3d4bc094bce99621e88e7bb9
5. 0xc6cfaf735dc01dd7d795d931b6cc80195ec83d1d756fdc550c4eeb6f6394c9aa
6. 0x5b7ac12c0eac04074d78983b0bd254644ddbbd08e1c70318d01f2151a2b733c9
7. 0x0fff595b00fe1e2fe0576af9989857e5bede5f56a52ed80ebb867481af51ee5c
8. 0x5be2c17242074f552ee48270a25a5ed5ba47e494e5be3c4ed6ba383a22fa8501
9. 0x12676faa2c719a6ba3b245879ae43628a73ca767dc5711fe7bf21bcf8930b564
10. 0x0c515eb8fe5d14e74c7eadbdd47ceaf35ac24696d8423253311139fdb838d60e
11. 0x9ce0034f2e51e1e7cb74d4a39f6175923f824eaf27f4d23a79bc22bc86c86706
12. 0x03bba5c0f32b920d76af8de61973ae17bf02688ef02b94e203278f2dc44c0b0d
13. 0x5725fec26fdf9c4b3be2c1880ae1736a4d7fa0eeac79438dd7580b5eaa289599
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7