Evidence row 1826177

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EYr6mb"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a5779e14-0834-4a35-96d3-07800e5e1052/.well-known/agent-card.json"
    ]
  ],
  "name": "Frenteon",
  "owner_address": "0xdb80ff392c0cf69c669929c34d258210cc7d1e6b",
  "raw": {
    "agent_id": "26404",
    "agent_uri": "https://centralcity.ai/a/EYr6mb",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frenteon 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/EYr6mb",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frenteon",
      "registrations": [
        {
          "agentId": 26404,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a5779e14-0834-4a35-96d3-07800e5e1052/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EYr6mb",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566468,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:58:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frenteon 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/EYr6mb"
}

What the leaf hashes

{"body":"178f78104bc8a94ebb4b02787c76a3d1a19a88534d6b4624a31febbbb3922eb5","id":1826177,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566723093028,"prev":null,"subject":"erc8004:5042:26404","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. 0x0f309f4bced1be3022b9973d2c5ad7192e0a534aa1f78ca59ccb9f367cd048b1
2. 0xab05e0a0a38d7aa5ce55f447f8db3e300a457e8a79685a8990990717e1999ad7
3. 0x8ed82d0fdb9799c58f59ae5826b4f3bdeecc3739578a092b9bd5bc04c03bb815
4. 0xb08d2d69cf29175a181c9c8e8f11589e68f2e543ba7000ea325a298293b45638
5. 0xa2af912a3af553d0d2c1b182faed5eb23e2693e92c76e884931975306f4dfa6d
6. 0x4d5525d5ea3aeb1b07573b64ae47c11484188f603ff22d741a3c984657596c56
7. 0xba99cafec7c85a1f73109f227fd9cc5deb3e96702634d9a580f317aca2369fc9
8. 0xca3c8326a5b377f6b826bad4e9698b615030ba6541b160076239cff719fcfc7a
9. 0x3b19b19691cd12a22cf44b5ca6745b4cc4a3add7b97c5df264c1cd0a8abc10af
10. 0xd9fb85e1447bd4a38ac9c18e6a7ce75949792fbebfbcd883a2e6c7d4154f0af6
11. 0xde4de3f7af7e610f6a9f7df7aa2afc4eb1851e19fbf1c2c77970b324427a7a97
12. 0x117339010d29398a0ff6de29fcfd9e13898b6132d1c5c8c2e43a74b3118be6b8
13. 0x878db25c2f19310b2877bc95b8a8a21f712341fa2a543dcf19b36aa69747bc0a
14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90