Evidence row 3016854

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/gkakpq"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/de8ef075-5c1e-4fb8-90e3-baa37fdda96a/.well-known/agent-card.json"
    ]
  ],
  "name": "Fosano",
  "owner_address": "0x34093520ffa3bb5baf7e0fa79b5548e1be6c4b81",
  "raw": {
    "agent_id": "253569",
    "agent_uri": "https://centralcity.ai/a/gkakpq",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fosano 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/gkakpq",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fosano",
      "registrations": [
        {
          "agentId": 253569,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/de8ef075-5c1e-4fb8-90e3-baa37fdda96a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/gkakpq",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793802708,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T14:34:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fosano 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/gkakpq"
}

What the leaf hashes

{"body":"8989c1bf89ea07508cb8e94dda967b9e4dbe22ca6126c7c4438d4d68c50116b9","id":3016854,"kind":"listing","method":"sync.erc8004/1","observed_us":1793802882576768,"prev":null,"subject":"erc8004:5042:253569","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x4b16ffa459068e572f70b13a822dc521ba4c12b495705279f0106600bacef011
2. 0x6b75fc0b522aa399401522a186866e748567d4d7220fd6435e4e8c85f2e780c5
3. 0xcf5ccab8b727f87e9047ea6dd84424160b74a1186da3ee97c437a5ab450cc9a5
4. 0xc1e43615abf63e30ba5fa799b972454458950e4968a87a73b30a8e1510bfd3dd
5. 0x79d02ee804e56dc29226eda286168a4ce5da8ccff4e0f90649068d0464ff2bc9
6. 0x92777d61e98e24c9d7114d57678d8057d6b296b6ba2938133e2e81a860a52ede
7. 0x49a99506d2131405446d190210c9da16f1793e326261f44962327e04c8b39da8
8. 0x309dd7017ae32c64b90f83aaed56f60b615488a4eb42c9ef89ce8bb3d264d33d
9. 0x4e4461ef4718e6323df9bd0cf256a3f2f0eedf73d9152eafce1a59dc3e045045
10. 0xe971f08b2db23dadf1efe875e7c0af4963fd87dacefcae2f0bc0255164d3718f
11. 0xbec5f494a6e629f57f586a2a98b3b0e9300500fde5841d4e67e38a4e1a301b10
12. 0xd2d974c8c1d77f039ae778c5b34392ffb01af55d37858e1d268f65e2d53aa5b0
13. 0x3c922806ddf9a5b276c9fb77ae991dd0931af4476d7d13a105f9a3d0da266f25
14. 0x522a25971cd6b6d3e9a052dc11f957b2d317b322866778d5d8ebb96f44d35189
15. 0x544c1b2a55fd13025d2c8d59b81cb53522492b432ac735cbefd94b47b754d5cc
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345