Evidence row 1778785

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BVhWcf"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a69c9731-7326-4993-8454-72236c624f5d/.well-known/agent-card.json"
    ]
  ],
  "name": "Sumpis38",
  "owner_address": "0x479109ccd8bc49615ab9850f659c9da3c2f3c705",
  "raw": {
    "agent_id": "13686",
    "agent_uri": "https://centralcity.ai/a/BVhWcf",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sumpis38 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/BVhWcf",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sumpis38",
      "registrations": [
        {
          "agentId": 13686,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a69c9731-7326-4993-8454-72236c624f5d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BVhWcf",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553660,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:22:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sumpis38 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/BVhWcf"
}

What the leaf hashes

{"body":"28644627943c3a939c486503abb75a397e7474ece95c2f7aaa172ee231b3a4a6","id":1778785,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553766106530,"prev":null,"subject":"erc8004:5042:13686","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf8503d7c3fdbb3329c60e45f0c6b9a3019f497af9faee4728b4d36a248f766f9
2. 0x288ecb13b8eeba1923ed4a7d58784440ee57c7e7ba8dc0201ae83abeb34f0ff2
3. 0x901ad521a941b79a0944677557838cb2774e8a454537961e02e2c968ec4cc9e7
4. 0x58ea757e06bb1069e4f066991204fc9c7b4fb3990c63195dfdf7fe737f95b88d
5. 0x4c49d1c73d956c384773748887ccc039e0db6a3f0b234937ea44ee66d64c0545
6. 0xa7e7db1352eb90ab18c372f9dce43dcdb697855a32cc0ba61a6e91d5cd23ad3a
7. 0x8a845a26724e2bd0feefeaae6ac955ff9222b996234f589e70789305db7421d8
8. 0x88dff1b69c446a9e2131d48d8e4677a8d791e6a5254ce5f49f1ef9a76e6cc5a7
9. 0x7b5be6eb8c679ddb48241044d3a2f1f3b34de96386b2a505409045403cb055ac
10. 0x83b39b2deffdd0737526bd705c2417a328e092f62a6089d801d15d84afda2512
11. 0x948ae35a73f59827872fc8b3a229109f1e88f983df3e9ff565812a297d31ecd0
12. 0x93a6b7f41af5d3e3bc733eed46dbda51f57a4d5a3adef140d3df24a1944c24aa
13. 0x4ec6a6783b0fbf13d364df34dd919edbce7190c4f5424e6bc50d2f35967469a4
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90