Evidence row 296238

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Look up a single active deal by its Heartly internal id (UUID).",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "id": {
            "description": "Heartly internal deal id (UUID).",
            "format": "uuid",
            "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$",
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_deal_by_id"
    },
    {
      "description": "List currently active flash-sale deals from verified Heartly merchants. Returns deals sorted by ending soonest. Filters are optional and combinable.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "category": {
            "description": "Top-level product category, e.g. \"fashion\", \"beauty\", \"electronics\".",
            "maxLength": 64,
            "minLength": 1,
            "type": "string"
          },
          "country": {
            "description": "ISO 3166-1 alpha-2 country code. Filters to merchants whose shipping_countries include this code, plus merchants who ship worldwide.",
            "maxLength": 2,
            "minLength": 2,
            "type": "string"
          },
          "ending_within_hours": {
            "description": "Only return deals ending within this many hours from now.",
            "maximum": 720,
            "minimum": 1,
            "type": "integer"
          },
          "min_discount_pct": {
            "description": "Minimum discount percentage. Only return deals at or above this value.",
            "maximum": 100,
            "minimum": 0,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "list_active_deals"
    },
    {
      "description": "Search active deals filtered by category. The category argument is required. Other filters (country, min_discount_pct, ending_within_hours) are optional.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "category": {
            "description": "Top-level product category, e.g. \"fashion\", \"beauty\", \"electronics\".",
            "maxLength": 64,
            "minLength": 1,
            "type": "string"
          },
          "country": {
            "description": "ISO 3166-1 alpha-2 country code. Filters to merchants whose shipping_countries include this code, plus merchants who ship worldwide.",
            "maxLength": 2,
            "minLength": 2,
            "type": "string"
          },
          "ending_within_hours": {
            "description": "Only return deals ending within this many hours from now.",
            "maximum": 720,
            "minimum": 1,
            "type": "integer"
          },
          "min_discount_pct": {
            "description": "Minimum discount percentage. Only return deals at or above this value.",
            "maximum": 100,
            "minimum": 0,
            "type": "integer"
          }
        },
        "required": [
          "category"
        ],
        "type": "object"
      },
      "name": "search_deals_by_category"
    }
  ]
}

What the leaf hashes

{"body":"c67775bdc5f5356e3d3f1c2712d103811675490429691041a8e18f7c847daffa","id":296238,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793051531733054,"prev":null,"subject":"87398033-429b-410d-8801-e80d062002d5","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xd980b78e60b8c442f619efb94022f5827231d0eacb4c63c6f914dd51bf413f57
2. 0x2d0892aec81113ce48b1b67c42f166aef4477d22ca23a79bd35eac657de3d8b5
3. 0x574ebb0031dd721dbadefcb91b9a3826cff2066da6bba5109de77f5da5a0502d
4. 0x8e09c1544264f7645910832d4e4bd8d5967c8decea749e6a9fe42a4b45705ea1
5. 0x6d930c374bb6a505bfe2ef9fb91784f3a3dea87d3a2d47a4d21545e931bc8571
6. 0x2ecf2e6ae822100c1e5a9e938eb807d0a401dfdc4993adec4a7480a21a7c996e
7. 0x0e01715920236cc9c3baad8d3a167b255fa25303185649ab689a4f046e1c6732
8. 0xf36dfa54a42e120c6c1f32f0a9f927461db65a91fa4ed311a45177b88fec188e
9. 0x1b23ae9cb60fc98b940d53fe845cfa898a20f2099e94c5247f0e02b3e1cac18f
10. 0x60b48a1bcbe1b49c2b79abc9db170c07e64ed7296971e4a62ed6c2c279c87576
11. 0xc65997d4cbe46cfb99054bd5df6a660823432d48a8d7d21b0c1bed1df236af25
12. 0x3704bc5ad033a79977899a5ead894cf50c0b8c8432c020959cefe2af561eb5ee
13. 0xcd9e3af1fa905ec61b99ee9442716d7c7a439aecacd018ec229a24def1cabf6b
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae