Evidence row 1823729

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Get a catalog exercise by its exact slug from search_exercises, including reviewed equipment, a 15-second Mux video segment and up to five newest confirmed workout appearances. The full_video_url opens the complete workout on YouTube; there is no separate YouTube demo. Use stored start_seconds directly: the four-second lead-in adjustment is already applied. Do not claim clinical or technique certification. If video_status is unavailable, offer the exercise page without inventing a video.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "slug": {
            "maxLength": 100,
            "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "get_exercise"
    },
    {
      "description": "Find exercise demonstrations by name or alias (e.g. RDL), equipment, category, or muscle. Pass a concise exercise name, not the whole user message. Results distinguish bodyweight and weighted variations. If equipment is unspecified, show matching variations or ask which one. Empty results mean no catalog match; do not invent a demo. Not for diagnosis or personalized injury rehabilitation.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "category": {
            "enum": [
              "core",
              "lower-body",
              "upper-body",
              "full-body",
              "mobility"
            ],
            "type": "string"
          },
          "equipment": {
            "enum": [
              "bodyweight",
              "dumbbell",
              "kettlebell",
              "supported"
            ],
            "type": "string"
          },
          "limit": {
            "default": 6,
            "maximum": 8,
            "minimum": 1,
            "type": "integer"
          },
          "muscle": {
            "maxLength": 50,
            "minLength": 1,
            "type": "string"
          },
          "query": {
            "maxLength": 120,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_exercises"
    }
  ]
}

What the leaf hashes

{"body":"ade6fcb22f90be54d9b7ec5ce89caad2a27eb488a44de40fe2f9b0d226a4e79e","id":1823729,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793565494565495,"prev":null,"subject":"3c8ad4b3-2ce8-4da0-9230-3216a83dc307","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x71cc23dfb6aa63fc1c939cc7aa3a4b56a80ed30ebe82c525b2884c98d2016bab
2. 0x3c1457f86f96f4a6d611b19bcde53719072f7b21e514aeb2bfc2a6c2dbf150ae
3. 0xd3e7213f57984a985f483ad3a17f8ff227b6255e6b5f7264fefc98582f219330
4. 0x580e4c6341b04b94b3016fdf7f1290f223b4062d4b5cccf87486b5f56abeb976
5. 0x8d2bc318d9a260ccef8b225da60d85a538235c860dc3f688b66e119f9e77c661
6. 0x31522f2a27e1a6390fe1f413616fcde65e8ca523ebf35a68458948ca068cdc47
7. 0x7ff708571465ddd2742c6ec717c9f7d95cd6a80ff1cfba78bfa8d97860a60a6f
8. 0x75592a73ae5180f305e4061c83ad9d689b8495d20964f51dd8cf408a189c36a6
9. 0x2deb8aadf5cb9199bd3c92011c859514eccaead81508eab5592f2d3c2d2912c8
10. 0xcd470bb63cdeacac4f364c20b2a1ec75efd45c717c7b5137ccc97199c6d17f6c
11. 0x313561a282961e2b8112507bd09bc8f7184c05c34218ecc251d84522f021ec59
12. 0xd710afe528cc717b80df5908336745104e3532bcf1c997f5f9ad3f036a3bdb2b
13. 0x215ea80014ee66f3073134eb3329402080a043cc21a0a475647d253d47820da2
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90