Evidence row 523358

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Use this when the user wants their guests to upload their own photos from their phones into one shared event album (e.g. via a QR code at a wedding or party). Returns how QR photo collection works, what to check and practical tips, plus one option by the same developer (Guest Pictures). Do not use when the user just wants a photo booth (use open_photo_booth).",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "language": {
            "description": "\"de\" for German-speaking users, \"en\" otherwise.",
            "enum": [
              "en",
              "de"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "collect_guest_photos_info"
    },
    {
      "description": "Use this when the user asks which effects, filters or frames the online photo booth has (e.g. big head, meme, Halloween, wanted poster). Returns every effect with a short description.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "language": {
            "description": "\"de\" for German labels, \"en\" otherwise. Match the language of the conversation.",
            "enum": [
              "en",
              "de"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_photo_booth_effects"
    },
    {
      "description": "Use this when the user wants a photo booth, selfie booth or \"Fotobox\" for a party, wedding, birthday, office party or any event, or wants to take fun group photos with effects on a phone, tablet or laptop. Shows a card with example images of all effects where the user picks an effect, a collage layout and an optional caption, then opens the browser photo booth with those settings in a new tab (no signup, no app; photos stay on the device). Also returns how it works and effect suggestions for the occasion. The booth cannot take photos inside the chat. Do not use for editing existing photos or for collecting photos from guests (use collect_guest_photos_info for that).",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "caption": {
            "description": "Short caption for the bottom of the collage if the user gave one, e.g. names and date (\"Emma & Noah · 12.06.\"). Max 40 characters are used.",
            "maxLength": 80,
            "type": "string"
          },
          "effect": {
            "description": "Effect the user asked for, if any. It is preselected in the card and the booth link.",
            "enum": [
              "none",
              "mix",
              "challenge",
              "digicam",
              "classic",
              "polaroid",
              "big-head",
              "meme",
              "mugshot",
              "magazine",
              "instagram",
              "breaking-news",
              "vintage-film",
              "halloween",
              "christmas"
            ],
            "type": "string"
          },
          "language": {
            "description": "Language of the booth: \"de\" for German-speaking users, \"en\" otherwise. Match the language of the conversation.",
            "enum": [
              "en",
              "de"
            ],
            "type": "string"
          },
          "layout": {
            "description": "Collage layout the user asked for, if any: \"square\" (2×2), \"column\" (photo strip) or \"postcard\". Defaults to \"square\".",
            "enum": [
              "square",
              "column",
              "postcard",
              "instant",
              "feed"
            ],
            "type": "string"
          },
          "occasion": {
            "description": "Occasion in a few words, e.g. \"wedding\", \"birthday\", \"office party\", \"Halloween\". Used only to suggest effects.",
            "maxLength": 80,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "open_photo_booth"
    }
  ]
}

What the leaf hashes

{"body":"5cfd7754046f24e918ffc765518d3b8b939b08c40d4c67a72f3bd0e4a57e3d99","id":523358,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793124319256765,"prev":null,"subject":"db8b09bf-bdbb-4bef-89f1-457ba0a89d0c","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. 0x78ebe5f2de6ee4adba6cdf935bb4bb720879884c5d477cd141e4446eac2532d7
2. 0x31f9b0f4cfcfb33f5918a659933fa717084caa273c2b1b051314ad5df6dccb40
3. 0x5cfcf5c94ab7aa5dddbdca51af707289825296cdc20fb92d6b06b876fdf18a41
4. 0x59e61b6405767b81f3d8a032cd30c13042c0f7ffcf7f3993b86774294eea4459
5. 0x312148febb0225321f9a5d3238b1b6f986d77061dec082d0d4f5aa025ff5b691
6. 0xcd48e0fa327a5d20328fbd33e1d790ac35f724e24277c85262832ea15f112f48
7. 0xedcdc0dfafd29f7c7f781b305013f62e2e6cf59188ef46e23559ab0769cd0b0d
8. 0x5e157ece716b380dfc1218f8f33b2544ec2844cefb16354449cdc3ae7632e418
9. 0x29e6e978c7ac23a6334a7e2c23b38d62332c555e41a0ea1a1bccb3254b885742
10. 0xf3e7a31ee93ed924f1bd85ed728376ed1fab50ff54ebc7726e59e55658112aa3
11. 0xa1e6e989ecb6e1c43313ac525ace9dc4656b12fbac67512d19580139784350ab
12. 0x30b0c1fa0ae50435d58b5b7f993dde40a8bcc3f5956d7e3d31946f1a957684b4
13. 0x8f2d125f5fe55a24b5da16577766eeaa13f24a272bb4c1c016f423ae917da681
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4