Evidence row 1816383

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/VmKkG1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b58f605f-5597-4a3f-a031-7f79f14f6491/.well-known/agent-card.json"
    ]
  ],
  "name": "Fikobis",
  "owner_address": "0x067a343b11bf5a83dd85c92bdbad47414b597b3c",
  "raw": {
    "agent_id": "20347",
    "agent_uri": "https://centralcity.ai/a/VmKkG1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fikobis 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/VmKkG1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fikobis",
      "registrations": [
        {
          "agentId": 20347,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b58f605f-5597-4a3f-a031-7f79f14f6491/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/VmKkG1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561306,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:33:07Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fikobis 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/VmKkG1"
}

What the leaf hashes

{"body":"2380df01662b556b4156910bb3e3941d4c5e3b4eeb30836437a6366de9b6c44f","id":1816383,"kind":"listing","method":"sync.erc8004/1","observed_us":1793561587349902,"prev":null,"subject":"erc8004:5042:20347","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. 0xf9383518720e6bcbdf370388a35982e799bda8285c3f11b0b3b042f5cffce8f7
2. 0x6a1e7cf7b96dc500d73a9435b30b841a7c0926b56733585d92cf2d241e65c262
3. 0x0ca3444929be457d6cb0c9b9fbdc730d152c91a8ebb11d46fa46ba99f6ac2b1b
4. 0x59344fce40e7e063b2fd76817fb2876ec010eed6d0837f6842412b48d39a0fa7
5. 0x968bc576c37d4486b8ddb0bb6e5ec06b2562aca58fcc6d890258037ba17ddcd0
6. 0x06a50bb28987ccd13d3576e57c8e9e753fc383dafaff74b9db96688e9d27dcb2
7. 0x1d5ba2267316264f522d76721a0da19eb19491eba863f97551dffcd8eed41d27
8. 0xba06ac425d272e6c316eff6fde04cef87d21a16689de88cc4e243561e640c140
9. 0x2afcd92fd5ec31ad9612fadd30b3e369a4ca929e0fb8f5b1b07d83ab0ff46eaf
10. 0xbbf13f3562c1dd197325e1d694faa1e4489766cf54cff832c83c26c728b35f4d
11. 0xa781bfa60800965194e35c25cdcb1df87ec8ccb2871281789c23a01456b80b4c
12. 0x93a6b7f41af5d3e3bc733eed46dbda51f57a4d5a3adef140d3df24a1944c24aa
13. 0x4ec6a6783b0fbf13d364df34dd919edbce7190c4f5424e6bc50d2f35967469a4
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90