Evidence row 579540

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "List first-party IssueFoundry services with machine-payment details.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_issuefoundry_services"
    },
    {
      "description": "Search x402 services and inspect price, network, endpoint, and provider descriptions.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "query": {
            "description": "Capability or service needed",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_agent_services"
    }
  ]
}

What the leaf hashes

{"body":"31dc543d9256fc17d5d6321762484349aa800cf4f9cb5946551724001fdfeedf","id":579540,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143476963324,"prev":null,"subject":"ae1b7c4b-f388-46f2-ad83-fb2ad3058398","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. 0x648e57917c73ad2500e5c8643a26ca9b7105bacb0cb51c9e996c11dbac3498c9
2. 0x0dd749e4e7a6729a440d27021fdcae382ee2a2e8662d64c86f0892a4f0ed4676
3. 0x114ab295ed76a3020d7270e1381a4adf88bde6f136ec56338064be32f7959457
4. 0x64d3f2edc997f444370ce709001d984b04faacded78a002669c31b26404a7744
5. 0xc9dc72d18aee2dac4e9d11ab516a31ba65cdd035a7ac292be765983b55bc176a
6. 0x3e11c9283c9de46e92bf52af27931eafeba9ef62d0fb8dd47462f060f7d48080
7. 0x91309314197c505521e58db16c4606f62aa544bc7de3d482be5eb30b240e6975
8. 0xf6dddf99e870b56a0d36a3b93ba5dc9cdea53d538cdd9239f0204d3f124e7a1c
9. 0x0d73da1ad06685a762ee5d637ae139d147652ea6e30ad2a323fcd4175dbcffd3
10. 0xfd70b3e83b7034b7a68c1b671770fdd0559e9a942b56b74a5228c4886ee50f89
11. 0xcd76c41dfcff13156d2af2cc6dfbdeb2edaf4851321395cdd37af3eba0f1a0a0
12. 0x188b042e533a0dd4a8a233ee981012ab6f4d30710df7807c0e36d3d969103a6d
13. 0x4c257542b0421f909cc313308d9054fb29b4b46d9dca1b83169d04797233fda2
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4