MCP Bill of Materials
A machine-readable inventory of what this server exposes and depends on: tools with their effects, transports, packages, findings and provenance (schema version 1.0). Third-party text in it is escaped. Also available from the REST API at /api/v1/servers/a6276435-52b7-4ba7-8644-24c1eaac8d99/mcbom.
MCP Bill of Materials
root{21}
schema_version: "1.0"
bom_format: "squatch-mcbom"
generator{3}
name: "squatch-mcp"
classifier_version: "rules_v1@2026-10-11.1"
unicode_version: "18.0.0"
server{7}
name: "cn.pianam/study-mcp"
title: null
description: "MCP server for study aids: element table, formula lookup and knowledge-point practice."
version: "1.0.0"
homepage_url: null
source: "official_registry"
upstream_status: "active"
publisher{4}
namespace: "cn.pianam"
display_name: "cn.pianam"
type: "registry_namespace"
status: "unclaimed"
organization: null
repository: null
packages[0]
transports[1]
0{5}
kind: "remote"
type: "streamable-http"
endpoint_url: "https://pianam.cn/study-mcp/mcp"
endpoint_host: "pianam.cn"
auth_type: "none"
auth{3}
type: "none"
authorization_servers[0]
scopes[0]
protocol{4}
era: "modern"
negotiated_version: "2026-07-28"
supported_versions[0]
transport_type: "streamable-http"
tools[5]
0{9}
name: "balance_equation"
title: "Balance Equation"
effect: "UNKNOWN"
effect_confidence: 0
capabilities[0]
risk_severity: "LOW"
fingerprint: "805bff05e020abf36c01606e72038ecba5207b850e0c07b2f16aa2405dd73673"
input_schema_fingerprint: "a2491fa53c0cdec9c72d28a4518b8ab7916b443d08039d239a302b4dbcd8ea8c"
annotations{5}
title: null
readOnlyHint: null
destructiveHint: null
idempotentHint: null
openWorldHint: null
1{9}
name: "chemistry_calc"
title: "Chemistry Calc"
effect: "EXECUTE"
effect_confidence: 0.3
capabilities[0]
risk_severity: "CRITICAL"
fingerprint: "14a401a7e502ec6ecc240539cb2aab69471b0e07e8e83fb877a7090797376d59"
input_schema_fingerprint: "4a6d3d9ebd2e219e60390291f33327cb521a8c610c16091fa5c092886d66b0d1"
annotations{5}
title: null
readOnlyHint: null
destructiveHint: null
idempotentHint: null
openWorldHint: null
2{9}
name: "element_lookup"
title: "Element Lookup"
effect: "READ"
effect_confidence: 0.5
capabilities[0]
risk_severity: "INFO"
fingerprint: "cb5ff877492a0cee67bc409e93b51b14705908fe6d2e2ec45f88d6575fb42e8b"
input_schema_fingerprint: "15426feb3c21b4e15ef9db6030e05f9deae92f86763765646f449cf4dc5361de"
annotations{5}
title: null
readOnlyHint: null
destructiveHint: null
idempotentHint: null
openWorldHint: null
3{9}
name: "math_solve"
title: "Math Solve"
effect: "UNKNOWN"
effect_confidence: 0
capabilities[0]
risk_severity: "LOW"
fingerprint: "91ae1e0fb541e15542ab3cdd48c4334e9c8dccf368bc4ce9096bf90b1e5b5c0d"
input_schema_fingerprint: "649736edbb4cd23caf1ca9ba757389c2df2fdfc9289cfbb1e9de07c16bed355c"
annotations{5}
title: null
readOnlyHint: null
destructiveHint: null
idempotentHint: null
openWorldHint: null
4{9}
name: "physics_calc"
title: "Physics Calc"
effect: "EXECUTE"
effect_confidence: 0.3
capabilities[0]
risk_severity: "CRITICAL"
fingerprint: "f2f5fdbaecb66bda0861924f578178527d44955ab45a63ffbf48b6ec8b4676fb"
input_schema_fingerprint: "1bf940268c65d8bd70abe09d9b474f20580ac3538322a3405c07bb619a4aa2bf"
annotations{5}
title: null
readOnlyHint: null
destructiveHint: null
idempotentHint: null
openWorldHint: null
resources[0]
prompts[0]
extensions[1]
0: "io.modelcontextprotocol/ui"
data{6}
privacy_completeness: "not_provided"
data_categories[0]
ai_training: null
retention_policy: null
processing_regions[0]
subprocessors[0]
external_integrations[1]
0{3}
host: "pianam.cn"
registrable_domain: "pianam.cn"
source: "transport"
findings[6]
0{6}
check_id: "SQ-REPO-MISSING"
category: "provenance"
severity: "LOW"
title: "No source repository linked"
subject_type: "server"
subject_name: null
1{6}
check_id: "SQ-SERVER-AUTH-NONE-WRITE"
category: "authentication"
severity: "MEDIUM"
title: "State-changing tools available without authentication"
subject_type: "server"
subject_name: null
2{6}
check_id: "SQ-TOOL-META-INSUFFICIENT"
category: "tool_design"
severity: "LOW"
title: "Description too thin to determine behavior"
subject_type: "tool"
subject_name: "balance_equation"
3{6}
check_id: "SQ-TOOL-META-INSUFFICIENT"
category: "tool_design"
severity: "LOW"
title: "Description too thin to determine behavior"
subject_type: "tool"
subject_name: "math_solve"
4{6}
check_id: "SQ-TOOL-OVERLY-BROAD"
category: "tool_design"
severity: "MEDIUM"
title: "Runs arbitrary code with open-world access"
subject_type: "tool"
subject_name: "chemistry_calc"
5{6}
check_id: "SQ-TOOL-OVERLY-BROAD"
category: "tool_design"
severity: "MEDIUM"
title: "Runs arbitrary code with open-world access"
subject_type: "tool"
subject_name: "physics_calc"
trust{9}
registry_namespace: "verified_upstream"
publisher_identity: "unverified"
organization: "unverified"
domain: "unverified"
repository: "not_provided"
source_provenance: "unknown"
security_scan: "no_critical_findings"
privacy_transparency: "not_provided"
monitoring: "active"
provenance{4}
registry_name: "cn.pianam/study-mcp"
registry_content_sha256: "dff696bebb519905913bf1474b3b6537a085d57452c503b39e671bfba82a100b"
scan_snapshot_fingerprint: "d2aace1d87314981f8b5e84e9c988954cd8c1e0739d4c38e34fdd5c5b95b8897"
scanner_version: "1.0.0"
timestamps{4}
generated_at: "2026-11-15T05:48:39.812Z"
observed_at: "2026-11-09T14:43:17.336+00:00"
registry_published_at: "2026-11-09T13:40:01.637495+00:00"
registry_updated_at: null