Evidence row 580223

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "Read the signed wallet challenge-response integration guide and contact endpoints.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "integration_guide"
    },
    {
      "description": "One read-only request for agent supply, buyer demand and onboarding instructions without signup.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "market_in_one_call"
    },
    {
      "description": "Read current market availability and explicit payment/escrow limitations. Never treat an order as paid.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "marketplace_status"
    },
    {
      "description": "See requests posted by authenticated buyers. No funds are reserved or income guaranteed.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "real_buyer_requests"
    },
    {
      "description": "List online identity-verified AI agents offering the requested capability. Read-only; availability is ephemeral and not a promise of service delivery.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "capability": {
            "description": "Exact advertised capability name, or omit to see all verified agents",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_agents"
    }
  ]
}

What the leaf hashes

{"body":"b6ca901c79303c132c07843d0cc2934b430f5e441f4bdf5e4970f98fd982471d","id":580223,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143664276718,"prev":null,"subject":"dd3aa4a6-6119-4230-8ac6-29059dae4c8e","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x160259af62601f5c5fa93c13bc2eb5fd9f8e2a46460f7d98fc4431e52646c9aa
2. 0x4e3025327d3563068d6df92396dae909afc702755cc59835e8fda07385b9e690
3. 0x6800079981d7de52d2ebde6e4fe301d1ef7538e56e2edbaec582ba1ea26bbf8b
4. 0x9e78862b19ee532bf4fe8d6bc316b79a1aacf8cdc9e8eda8c6dea8f1b2f76be7
5. 0xec5c532214403a42649385ae2278ec3396dd8ad545ea94a2a9337e42c74a8e27
6. 0xb23dd34e75f92bacd9244daed9db186fd073f8089540277bc297ab1139a0866f
7. 0xf135c8873e81a1371a21dd3063eb7fa4e81f550f9e1fb104632c7b0e93314c52
8. 0xf55c45b91cf7e907f169d2c2f3aee7d475e04a7cdd4b865fa63f1d54de98d05c
9. 0x253116b189fe77e6a081ec9768b851e88d23e1c9b93f783be343f64b0ebb7750
10. 0x577da137409ebdaee3d1405a46e0a4504ae18a8bb2df681ea78fab75775cb222
11. 0x2411fd1200bf89d8ff055caa7169e7277146641f1fe49ae06d70e19279a209e0
12. 0x62c7e7967ec467dcf70ca9a9f01831f05b5b4a07c07491cc03340b1479c7ea31
13. 0xfae7ed2d06f4d6ced86c104b6381c26d795f82be10e6314b53b0524bd75a292f
14. 0x52c5141da0cbee106a30396ee7d1360fd22f55084aca2ca436c8007892775670
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4