Evidence row 2177611

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/V3dWBv"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e39e9be-acfb-4379-85bd-636903c4fdba/.well-known/agent-card.json"
    ]
  ],
  "name": "Niostose",
  "owner_address": "0xaa893d2112f12c9c7953226683d3d6402f73f08e",
  "raw": {
    "agent_id": "114330",
    "agent_uri": "https://centralcity.ai/a/V3dWBv",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niostose 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/V3dWBv",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niostose",
      "registrations": [
        {
          "agentId": 114330,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e39e9be-acfb-4379-85bd-636903c4fdba/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/V3dWBv",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793638836,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:05:58Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niostose 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/V3dWBv"
}

What the leaf hashes

{"body":"12628e046382144a455e98b48b02be5c3027543eae2b19cd3bc542ba5e627f87","id":2177611,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639158094967,"prev":2177065,"subject":"erc8004:5042:114330","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xe559033fd2f7fd678c5393497493ca3dabe083bc26d8b533107282f1fc0ed085
2. 0x9da1ebd47b81ba819c5442f0931775176d096024c3850255570eacaf9efd8071
3. 0x2d5b61a26df3c01fa752b1552103e63ba3b9e81e9db2e261cb7f60725d0f9db3
4. 0x7d38f41438167b6b2e106f7f7df2e1d466e5df1729a37c7228857c71825342fb
5. 0x9ee1ad04bb245c0beaec3aec81ec07879fcdb371a99e14a7ea58f3aeafa6e962
6. 0xda5c787f6d96d510a20dba61e44c35cbcb56766e01af7b376b99e93e2dba80d8
7. 0x1963196439599ca9623d3fc3143d867704bf6a5c4ba9a3bc60331a7364842316
8. 0x159698a4baf2c95ae35877e6df602ec9552ffb38d035cf78bfeaf2a235b2f3be
9. 0xe53fc0cdfcc635a817972c0375f3d172403d3b9c62faf1c78eaef82548b245e2
10. 0x2b8d7299a4f42e7707e9c18dc453f3fdbfbab538caa32fc92bff2e3422ec745b
11. 0x90cea1dfbe2afadf264a371bcbf80d0ae89c83e6a94171c981af1062ad2deb19
12. 0x5de7f05542dbb95181c4cd655efb5f574870082798b2bebb6b2d8842abbb03ca
13. 0x699db14025d495a48d39671ab634de3d8cbdf71cc080884a285592176d87ef84
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af