Evidence row 1817565

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7QAy1r"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8249ad88-e9ea-413d-8c4c-228936978934/.well-known/agent-card.json"
    ]
  ],
  "name": "Fosto6",
  "owner_address": "0xbd7c1969ebf2f1561abd161d15ab15e85a1a921f",
  "raw": {
    "agent_id": "21061",
    "agent_uri": "https://centralcity.ai/a/7QAy1r",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fosto6 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/7QAy1r",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fosto6",
      "registrations": [
        {
          "agentId": 21061,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8249ad88-e9ea-413d-8c4c-228936978934/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7QAy1r",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793561972,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T19:44:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fosto6 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/7QAy1r"
}

What the leaf hashes

{"body":"69d9f9d8916ece7ce307b9bf09b2df9bf1e9b8378ba5b8a8268621bdf9aad04a","id":1817565,"kind":"listing","method":"sync.erc8004/1","observed_us":1793562250661625,"prev":null,"subject":"erc8004:5042:21061","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. 0x747761f1347dda9fd33b94e8c9f1c2d15756ba99501b59966d0b9bc7c08a17d2
2. 0x674b7f8822fb597c43d5eeeef0dda353efeff3157a8f819d272acdc0c340e2f9
3. 0xd29c2f2c21f2c9dc73155efba9a019cb18ce62833e215a44a204e9256acf1d08
4. 0x5b138f91d29f913a75691522bde2aec86f77ca0cf5e0eda766b704b47494052e
5. 0x69ee67df44552ffb2c885309c12b817d472146c905a761a9942f0329e9afb5bf
6. 0x43186eaa560f214ea49acfbab6307faba0ca5db7bfb3193a5f32e4ba5ff40905
7. 0x04e12dcf0306791eff23609fbaffb6f9fa86bf1bcfb0f362de79522fbfeaeb3d
8. 0xa4dc46c2af62d138f7b6529307ea2efac9955423f73deed7fc5fbcd7f31011eb
9. 0x93ccf1d2cd0a5dd423777ee447bd6bdc58815bb7a6b072e421aa5da291e32312
10. 0xa4251a85522bb69fd0aff5c2f158e1aba1c811fa11d2f622ddaf3625b9c54dd4
11. 0x40ff5a30dbd31b23a88ae67f280f9cd632abb009b0ecc6991f8d561abcca4fca
12. 0x7db75c7aace077c417d768719a6bf43b859889f737d52a7a24f768c32a757f76
13. 0xeed7e951b5e4701a6d9e1ccb44369bdaeb14efaf3655042a73f8487da4230bf1
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90