Evidence row 1838920

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ngKSB0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/458e47ec-7904-4768-98e6-d1a7d2f80b08/.well-known/agent-card.json"
    ]
  ],
  "name": "Mobias",
  "owner_address": "0x2d1b569a88b7e251272a60fecd803457a2710fe7",
  "raw": {
    "agent_id": "34040",
    "agent_uri": "https://centralcity.ai/a/ngKSB0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mobias 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/ngKSB0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mobias",
      "registrations": [
        {
          "agentId": 34040,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/458e47ec-7904-4768-98e6-d1a7d2f80b08/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ngKSB0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793572543,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:40:41Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mobias 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/ngKSB0"
}

What the leaf hashes

{"body":"44cf27f3a903167236a0daa07bd1d2a2ea7cf8ae75650e1cb62516eafd7e7152","id":1838920,"kind":"listing","method":"sync.erc8004/1","observed_us":1793572841967328,"prev":null,"subject":"erc8004:5042:34040","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. 0xf7d638a08495853cb8b3fd47adcc4c60d58040892b03c9f4939b7aa2610fa1e1
2. 0xfd223787903a80fce920e6e59c62f36e4c1a0ac7180ff0be041e9625fa48e9fb
3. 0xf2b58645d9b7620f283b7801e1a1affc0241cfea0be4dd796940d004740f2b18
4. 0x02c39ca2f8dfc5dbc73ad917f89326dc8049fb143e3775db5cc1ab348987b6c5
5. 0x489ad55ab50e97ea8ba5e56f44681bea4a4df730dbd285a26d5fd862336b9dfa
6. 0x9da4a35bcf292e34c0358c97685119e66ce9d0adf3ea859deccf658a7d45f22a
7. 0xa21fa483c75dd87c997c1215e8a083fbf7d7cebbda9b23577cfd573ad49a4a33
8. 0x33afc85e3ca4e9b3c9fb9cc40ae5d6491f8215661ae26aabe741d97c2a1256c0
9. 0xec4e179f60570f88346d8e1e6d47ad845f05e1121e2747212b645df074599e90
10. 0xe74161a8eb7a8f2a30cb4a06747ed0d4258a02833088c2b92a9174c0e778df21
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