Evidence row 2988937

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Niofxp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6d76b87c-978e-4863-ba95-9adb0b701111/.well-known/agent-card.json"
    ]
  ],
  "name": "Zanta",
  "owner_address": "0xe2401718f59478e208ee272d4ecb67f57773e443",
  "raw": {
    "agent_id": "240691",
    "agent_uri": "https://centralcity.ai/a/Niofxp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Zanta 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/Niofxp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Zanta",
      "registrations": [
        {
          "agentId": 240691,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6d76b87c-978e-4863-ba95-9adb0b701111/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Niofxp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793786967,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:13:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Zanta 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/Niofxp"
}

What the leaf hashes

{"body":"f6ffaca06ad8f43b27cf71c7f24ba4c52ba94144dd218002149343eb736f9866","id":2988937,"kind":"listing","method":"sync.erc8004/1","observed_us":1793787211065798,"prev":null,"subject":"erc8004:5042:240691","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. 0xc674e50dad247a4c7fc3319b85ba103599662a350347463094d9cb64ea1dd354
2. 0xe06970a367dae5f4176e4423a53d7da13161118a349d9748185785d166dbe4a3
3. 0xe165e2327168b3eae7630a4eabcffd2bec78192ce549fa8cd6ba2177a274ed75
4. 0x459c2d86e6f599ff7283fd714aff6ee078548fe853bf78b5baa0bfa9a90c9fc7
5. 0xb021a601fadc7072fe766c9b352cef031b5d037a97f021d441efff6a0407aea9
6. 0x72a7ed90a3244149b61da4e003cda5313b22a6cee5f9f2eccd9ce06494eb5c7e
7. 0xe4547e6a120ef3f6448b9235ebdd0754a2184be36f88dd86da5077f2c849683c
8. 0x372ad9eaaf93cb525631c658f334a63bf7082d3b9773d61e0416fbbb95e9227d
9. 0x1f9c9684fa0ec5e07d8f34c6064634260a06dcab8af88227c31c8b363d8b5742
10. 0x15cea9ef9a0a9d22a5a667240cd903c549e958535c769ff329cd490f8011e479
11. 0xa3d529239d44e480205b5193778abb396204f8a174b69b3c9c2219aa3b8c18d4
12. 0x4c80a661e43f32e30eada54397c7c52f9b60c4e4d208b996e378ea8d2dbf6c11
13. 0xd5733babafc097f5ec394f45bdfd63e892ae6b23964cfb5e4169128275124cac
14. 0x90012fcf29099b73d24dc68936adf2b2365bf0be4f4ecef52e4c03a41113ab4a
15. 0x90983442ab42e700d20428d242c4145406c7d45f3761d2e64f4fe48376715c6a
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345