Evidence row 2102573

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/06Udyq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2d8d5072-99f5-4d7d-8f6f-ee7dffd4a13a/.well-known/agent-card.json"
    ]
  ],
  "name": "Fotan",
  "owner_address": "0xbb353fc7559664eed19c2f5f5ba9a0c1610caa10",
  "raw": {
    "agent_id": "81953",
    "agent_uri": "https://centralcity.ai/a/06Udyq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fotan 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/06Udyq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fotan",
      "registrations": [
        {
          "agentId": 81953,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2d8d5072-99f5-4d7d-8f6f-ee7dffd4a13a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/06Udyq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793611623,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T09:31:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fotan 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/06Udyq"
}

What the leaf hashes

{"body":"c5ec47ddcbf7603f71a5d1a2daca32cbad5c6f21b6f5ac40e7a596eb1398dbf2","id":2102573,"kind":"listing","method":"sync.erc8004/1","observed_us":1793611897368592,"prev":2101931,"subject":"erc8004:5042:81953","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. 0xd42b47e40603d5ee300972f0763c180beaea769f5f73dcf5b54c05b3ceb1cc4a
2. 0x90a0235274a82e199a638b42ef345e7762a2c13021fd3910138e49baf6a1dbc5
3. 0xe7252cd9050734d8b4daa3cfa77a0140e50fa4b46da132f57bfa2948407a3a20
4. 0x212ffe3132cb987d0017db975780f0be9469e22ab0d2ff0b84ea3f910b03b38a
5. 0xf57c346aa29739e430bf5e52ea2fdc307a540291bcc27b5c6dc18cc54254d1cb
6. 0x52d715c249ef15986f9f91fa535f95a6dd95928c2f4419735d017b5db6418f9d
7. 0x79d20d0acc83fd8288750719cbef77753f307475eebf47803fe343f7bbe3e8e6
8. 0x0e604a31bafe3a8d4399eed8d69001c724af34ab98f0cab95eb27e9018648cee
9. 0x3f0ba1f687438efe1f398f421463621db200ddeec4fdbf00cb2bc25a2560f59c
10. 0x015251cca3da3a80ce90c7d8f2a8f6e388d12701d262b3b6c811c075a714ca86
11. 0xc2a481d5f60b6f449339877d8c090811dfe619e618357aea853d842a79e28e18
12. 0x072692234554b97382d37c92218486722ec2bf70517ce099e4442459f16a2b2b
13. 0x6a9bee5282acc64846540deef79ef327521ab20b00328c4b297bc96a5b4036c5
14. 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af