Evidence row 1753010

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KsxqKI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1e56f0b6-7724-4817-86bf-18fda09b5d71/.well-known/agent-card.json"
    ]
  ],
  "name": "Biantis",
  "owner_address": "0xab5ddece9f9ac0a5fc005752aa36d719c0afddb5",
  "raw": {
    "agent_id": "3072",
    "agent_uri": "https://centralcity.ai/a/KsxqKI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biantis 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/KsxqKI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biantis",
      "registrations": [
        {
          "agentId": 3072,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1e56f0b6-7724-4817-86bf-18fda09b5d71/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KsxqKI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793522924,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T08:52:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biantis 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/KsxqKI"
}

What the leaf hashes

{"body":"687eaa5ff57511abb74349b6ef9cfa8291a65a143ec1c5cefae77feca50a6922","id":1753010,"kind":"listing","method":"sync.erc8004/1","observed_us":1793523142443851,"prev":1752770,"subject":"erc8004:5042:3072","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. 0xf76eb7585af17e5f787199930b6eec27ba598b9c32d90adf75b0ff1f10be6304
2. 0xda93833278368e1f676dcbd27ed6486dbe899bc5a34fbba9f83bc71d9409d30a
3. 0x977acdccf387f0ef785a28e40d8e9db37b9487b4e72d72b0fec25e3409a52ab2
4. 0xc59bf04587534bc1ecf2743a0773ae5d59cc8e6dde66db1ed70f85c2acf1452f
5. 0x091444547af20209f3fffc4fbc31c14a57d44d392c61c5ff43c190d9dd457286
6. 0x0a4deca2dc31a0e89b5a0c89220ae4ce599a42d1d38c71cfffc75d4f53223fa9
7. 0x5f12c072ced73efb77a4a7c021ddd6c14a33b8bfe58883a5067c7960ce75daff
8. 0xeabac5547626736526acad6fd7e045d1705fb9e6920cda0024927e9f20a67888
9. 0x7eefdcb9a86247beace0caa857c2f02e632c73725a4d0e6dfd2d3d23760d86a7
10. 0x61709fa99aab6d040ce51e0971bd3a8a1661d9f379cedd966e021939823c7db3
11. 0x5e7f7645e09612756de23d1f0be81a7a6a2ced54cffaa85aa5eb90e9f0e30695
12. 0xf8b312afb71abc1ae9fcd8b8858e0a4351bca64770e3521c0f4b8ea86a8933e4
13. 0x4ec6a6783b0fbf13d364df34dd919edbce7190c4f5424e6bc50d2f35967469a4
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90