Evidence row 2520978

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/a36wDG"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bf77f4b6-47f3-484e-9b71-be6af72a68a1/.well-known/agent-card.json"
    ]
  ],
  "name": "Fosero",
  "owner_address": "0x07b087afa9a203607bd37e5bb2fecfadaafc48d4",
  "raw": {
    "agent_id": "156927",
    "agent_uri": "https://centralcity.ai/a/a36wDG",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fosero 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/a36wDG",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fosero",
      "registrations": [
        {
          "agentId": 156927,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bf77f4b6-47f3-484e-9b71-be6af72a68a1/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/a36wDG",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793679174,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T04:13:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fosero 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/a36wDG"
}

What the leaf hashes

{"body":"b8478c52608e77b69d3c014b364e83f581bb2de36826a825a49c5c0c6e355033","id":2520978,"kind":"listing","method":"sync.erc8004/1","observed_us":1793679239467420,"prev":null,"subject":"erc8004:5042:156927","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xbe348236794a3bfe33449b5db9a70c3db514e08ab5a412cf2050fb8041bf8c13
2. 0xfd568ad354d347b39b6ee6e15f0f32f3da0b684dc43934849012a2b2304583ae
3. 0xd0544dcc6c07a358288ed31640f42f8ad60db645b0425826fd023d34f893b40a
4. 0x2b0706f46acbd56424fe0647f7913553b322ebb12230a8bed333022ee6bb68b6
5. 0xda9f62e20795b43764e9d6fa34883cc820f9c07c9f342d569b80dfab89b038c3
6. 0x2b07de259db6904cf714a597d6beb7e0fe6fef690b91a5d4ad19cb42e3fd43bf
7. 0x033469feb801bba68924e50548613d3ad7a08644293a2992f1817675dc1af3c0
8. 0x1432a5fd4f654c6cdb739b4e7f094d7c3905b593c40239749dda81e9efd1a55f
9. 0xcb0591a3693b83fe8c80bb12d64d20ae67431ad0948634275c1bbed53ad0ae3c
10. 0xe34404ac549f54bc222bc277d60ee8743d23d139a5ebecb72127bc5d6b53b9ab
11. 0x2f39e5c072108f0b1b6b10b8cb7c8c422e32bdd8394246c879e5c30a037445f0
12. 0x99ab6708c45168394b51cbcb772456a645fb2438299e995dc1d6550804d8cd54
13. 0x7e57bf3ad9e8414c054c7472c2f2892726935ecc1f17cf00d0654a401e9650da
14. 0xe48dd050d36f1a75a7d005677c3e962435e7b5ad246de637e9e1fc9be7665b0a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7