Evidence row 1474291

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "Whether Remoto covers a language pair and whether someone can connect now (available_now) or booking ahead is recommended (book_ahead). Never returns interpreter counts. For uncovered pairs it explains the hand-match and English-relay options.",
      "inputSchema": {
        "properties": {
          "source": {
            "description": "Source language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "target": {
            "description": "Target language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "source",
          "target"
        ],
        "type": "object"
      },
      "name": "check_language_pair"
    },
    {
      "description": "Searches Remoto's public interpreter directory by language pair, specialty (medical, legal…), country, mode, online now and HIPAA agreement on file. Returns a short list of public profile fields: name, languages with per-minute price, specialties, rating, online now, profile link. Headlines are interpreter-written text (marked userWritten).",
      "inputSchema": {
        "properties": {
          "country": {
            "description": "ISO 3166 two-letter country where the interpreter is based, e.g. US, MX.",
            "maxLength": 2,
            "minLength": 2,
            "type": "string"
          },
          "hipaa_only": {
            "description": "Only interpreters with a HIPAA agreement on file.",
            "type": "boolean"
          },
          "interpreting_mode": {
            "enum": [
              "consecutive",
              "simultaneous"
            ],
            "type": "string"
          },
          "limit": {
            "description": "Results per page (default 5, max 10).",
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "online_only": {
            "description": "Only interpreters online right now (for an immediate call).",
            "type": "boolean"
          },
          "page": {
            "maximum": 5,
            "minimum": 1,
            "type": "integer"
          },
          "sort": {
            "enum": [
              "relevance",
              "rating",
              "price_low",
              "price_high",
              "experience"
            ],
            "type": "string"
          },
          "source": {
            "description": "Source language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "specialty": {
            "description": "Subject area, e.g. medical, legal, mental health, immigration, education, business.",
            "maxLength": 40,
            "type": "string"
          },
          "target": {
            "description": "Target language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "verified_only": {
            "description": "Only interpreters with identity/compliance checks on file.",
            "type": "boolean"
          }
        },
        "type": "object"
      },
      "name": "find_interpreters"
    },
    {
      "description": "One interpreter's public profile: languages with per-minute prices, specialties, interpreting modes, rating, online now, experience and profile link. The headline and bio are interpreter-written text (marked userWritten).",
      "inputSchema": {
        "properties": {
          "interpreter_id": {
            "description": "Interpreter id: the number in the public profile URL (/profile/<id>), or the profile URL itself.",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "interpreter_id"
        ],
        "type": "object"
      },
      "name": "get_interpreter"
    },
    {
      "description": "Bookable times for one interpreter, using Remoto's booking calendar rules. Most interpreters take scheduled-call requests instead of fixed slots (bookingRoute = scheduled_request): the person proposes a date, time and length and the interpreter confirms.",
      "inputSchema": {
        "properties": {
          "from": {
            "description": "First day, YYYY-MM-DD (default today).",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "interpreter_id": {
            "description": "Interpreter id: the number in the public profile URL (/profile/<id>), or the profile URL itself.",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          },
          "source": {
            "description": "Language pair being booked (prices the slot).",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "target": {
            "description": "Target language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "timezone": {
            "description": "IANA timezone for the returned times, e.g. America/New_York (default UTC).",
            "maxLength": 64,
            "type": "string"
          },
          "to": {
            "description": "Last day, YYYY-MM-DD (default from + 13 days, max 31 days).",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          }
        },
        "required": [
          "interpreter_id"
        ],
        "type": "object"
      },
      "name": "get_open_slots"
    },
    {
      "description": "Client price for a language pair: per-minute USD with all platform fees included, billed per second after a one-minute minimum; scheduled calls are a fixed total (minutes × per-minute price). With interpreter_id the result is that interpreter's exact price; without it, the pair's typical price and range.",
      "inputSchema": {
        "properties": {
          "duration_minutes": {
            "description": "Scheduled: booked length (default 60). On demand: expected length for an estimate (default 10).",
            "maximum": 480,
            "minimum": 1,
            "type": "integer"
          },
          "interpreter_id": {
            "description": "Interpreter whose exact price is quoted. When absent, the quote is the pair's typical price and range.",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          },
          "mode": {
            "description": "on_demand (default) or scheduled.",
            "enum": [
              "on_demand",
              "scheduled"
            ],
            "type": "string"
          },
          "source": {
            "description": "Source language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "target": {
            "description": "Target language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "source",
          "target"
        ],
        "type": "object"
      },
      "name": "get_price_quote"
    },
    {
      "description": "A link the person opens to start an on-demand call or book a scheduled one, prefilled with the language pair and/or interpreter. Payment is entered on Remoto's page (card, Apple Pay, Google Pay, PayPal; guests need no account). This tool creates nothing and charges nothing.",
      "inputSchema": {
        "properties": {
          "duration_minutes": {
            "description": "Scheduled only: booked length in minutes.",
            "maximum": 480,
            "minimum": 1,
            "type": "integer"
          },
          "interpreter_id": {
            "description": "Interpreter id: the number in the public profile URL (/profile/<id>), or the profile URL itself.",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          },
          "mode": {
            "description": "on_demand = connect now; scheduled = book a time.",
            "enum": [
              "on_demand",
              "scheduled"
            ],
            "type": "string"
          },
          "source": {
            "description": "Source language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "starts_at": {
            "description": "Scheduled only: the chosen start time (ISO 8601 with offset, e.g. a bookable time's startsAt). With interpreter_id, source and target the link is a price-locked booking link.",
            "format": "date-time",
            "pattern": "^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z|([+-](?:[01]\\d|2[0-3]):[0-5]\\d)))$",
            "type": "string"
          },
          "target": {
            "description": "Target language: a name (\"Farsi\", \"Brazilian Portuguese\", \"ASL\") or code (\"fas\", \"spa\", \"ase\").",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "mode"
        ],
        "type": "object"
      },
      "name": "get_start_link"
    },
    {
      "description": "Remoto's interpreting services — on-demand video/audio, Phone Line (dial-in OPI), scheduled calls, sign language, simultaneous interpreting (RSI) for events, business/agency portal, partner API, pro bono — with who each is for, how it works, how it's billed and a link.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "list_services"
    },
    {
      "description": "Remoto's language code for a language name, including sign languages. Accepts informal names, aliases, dialects, countries/demonyms and codes (\"Farsi\", \"Tagalog\", \"Brazilian Portuguese\", \"Afghan\", \"ASL\", \"es\") and returns the best matches.",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "Most matches to return (default 5).",
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Language name, alias, dialect, country/demonym or code, e.g. \"Farsi\", \"Tagalog\", \"Afghan\", \"ASL\", \"es\".",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "resolve_language"
    },
    {
      "description": "Search Remoto's support articles, FAQ and security/privacy/HIPAA facts (BAA on request, encryption, recordings, payments, GDPR). Returns snippets with source links.",
      "inputSchema": {
        "properties": {
          "limit": {
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Question or keywords, e.g. \"HIPAA BAA\", \"how is billing calculated\", \"phone line PIN\".",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_help"
    }
  ]
}

What the leaf hashes

{"body":"2765c71e009a1d16c42bc5e1914b83d84936460cb9c892b172549c7a7f21e2f1","id":1474291,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793406822467273,"prev":null,"subject":"122aed4d-4db3-4a1f-84b3-f51cca0ee9d2","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x8b6468b87a0421084863a190ca86525262dbef063ab88fc5f3a0dafc90deb991
2. 0x16fedb7ba346804c8018302d916659c4a71f134a0d91d6c3a2ed5821ffa837f6
3. 0x62f46862510dc69493aafc839ccb2de5dcbae578d3d0adb670dda9f210ae21d2
4. 0xe79a97ce3f858fdc5d5dd3679e460df00f809c7c50ef854f8adc26896cbac706
5. 0xee5262ec1c182890b722206a481a6bc50f89c3807a3eb0f372a05fca7f83049f
6. 0x7bb470d675c3046bee4c27719ad358bb539665622d64e4cae7397a929ea934a6
7. 0xebda465b0956bf229e94b2b9b7cf9ccd587e92046aa5a49996534d2c7d370eff
8. 0x0cf7446e75bd7ee12efc848b1e6be74617823e8752b7a68f632c4a5baf7e8ebe
9. 0xe307570e91a8beefc0c44ed2ea5521be276d89087061327edd32f35623d90d6b
10. 0xaa6488e284d9aec2612bbeb86b376f307f7926324424165052f38c8597d05a92
11. 0x9edce30f982afc219b772227f81eaa262e04de80c27388615bb07cd3ad18cea0
12. 0x720a17bc892e029f7a7f7d97ec657500ae4d19e81f252ea03dcb481ffe6284b0
13. 0xf78dcc497b1eed1570dd01a177c5d9c85de403719e57871edde8db0cd63ccfa3
14. 0x53cec9a253425d115917fd16acdf0d80665ab0944593859ce1e8b491b9693e2f
15. 0x91bc1c2b25f148b9b56bf377304983d0f2e68d0d8c3f65c9aaa8adb083331d11
16. 0x8605635b6c6bd33c6547585212170cc076018c2dd5f81f35a5ac4ade689fbb12
17. 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0