Evidence row 579639

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "PAID ($0.03 USDC per store on Base via x402, max 50). Monitor a whole set of competitor Shopify stores in one call; per-store change counts (new/removed/price/stock). Use for tracking many rivals, category-wide price monitoring, brand/agency portfolio surveillance, market-scanning at scale.",
      "inputSchema": {
        "properties": {
          "stores": {
            "description": "Shopify domains, e.g. [\"allbirds.com\",\"gymshark.com\"]",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "stores"
        ],
        "type": "object"
      },
      "name": "shopify_batch_watch"
    },
    {
      "description": "PAID ($0.05 USDC on Base via x402). Returns change intelligence vs the last snapshot: new/removed products, price increases/decreases, restock/out-of-stock.",
      "inputSchema": {
        "properties": {
          "store": {
            "description": "Shopify domain, e.g. allbirds.com",
            "type": "string"
          }
        },
        "required": [
          "store"
        ],
        "type": "object"
      },
      "name": "shopify_changes"
    },
    {
      "description": "PAID ($0.50 USDC on Base via x402). The highest-value tool: a full-catalog competitor intelligence report with price bands, median/range, biggest discounts & hikes, stock signals and auto-generated executive takeaways you can put straight into a briefing.",
      "inputSchema": {
        "properties": {
          "store": {
            "description": "Shopify domain, e.g. allbirds.com",
            "type": "string"
          }
        },
        "required": [
          "store"
        ],
        "type": "object"
      },
      "name": "shopify_intel_report"
    },
    {
      "description": "PAID ($5 USDC on Base via x402, up to 10 stores). Strategic competitive landscape: positions an anchor store against competitors by median price, flags premium/value players, price-war signals and stock anomalies.",
      "inputSchema": {
        "properties": {
          "anchor": {
            "description": "Your store domain to position against peers",
            "type": "string"
          },
          "stores": {
            "description": "Competitor Shopify domains, up to 10",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "stores"
        ],
        "type": "object"
      },
      "name": "shopify_landscape"
    },
    {
      "description": "FREE. Returns a live snapshot of a public Shopify store: product count, price range, availability and a sample of products. Reads the public /products.json feed.",
      "inputSchema": {
        "properties": {
          "store": {
            "description": "Shopify domain, e.g. allbirds.com",
            "type": "string"
          }
        },
        "required": [
          "store"
        ],
        "type": "object"
      },
      "name": "shopify_snapshot"
    }
  ]
}

What the leaf hashes

{"body":"d29db55a5642e571987aebab5cf224b2cce64dedaeaa9173430f6d1dcec7fa36","id":579639,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143505455593,"prev":null,"subject":"fb4acc1c-9ec9-40ab-9053-13ecc0fe2f87","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. 0xc78aa62dae52e0a0fab67894fa86b677d093dfc8810f631e01069ddee6a45a89
2. 0xf9b3b4fcde818bcbaa27451088c11090d251699284d9fe6a5138022758a598cd
3. 0x8d51cfe5ba5467c41216d2832fcdc8f0f6020bf0155cd4d8d2f6e72259f015f5
4. 0xf94b08ca71c8af54b8856bc38a66c4d1c4a6ab8fadaa1a50a4f307a153fb6ab6
5. 0x10ba228125b8e4c40392345715a502014e4a58b8cbf9a21192e97decc5e8c31a
6. 0xa50eee2d9e4e182ea656840ae361f720d837ad363516f9a5b2a1f8525dce4779
7. 0x70a06cc914e3b35516c1780d63a6f0e7cdaf53b7eb8b03b252a6c4e87a5efc95
8. 0xc1a57460ba2426041084146ad6cad41f108182c0bf465ed4e8d6c7ee24d70cb0
9. 0x02f33689455336d90dd1bddadfbf564e3c0260a8b32e816e9a611b36c89e1931
10. 0xb8f01eb93444211a737298820ced6cc9a9706725c4d26306e6eb90a516410d19
11. 0x2e6671416897991c56f68114e0090d4a5077431f4a8f11cc1941baa393e53442
12. 0x579274645af30f881c6ffa5eae0da4929a7645c54a24d58a51e98be31e70dd57
13. 0x72d49c3472216d5e76117068ea9a2a5f617bdb2ffda241f677ce8098a0219dfc
14. 0x077edf0f29e2a3aa19c876439830696b88f0236fd0b2a3c43c76f38cdd29bb2b
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4