io.github.cyanheads/reference-data-mcp-server
io.github.cyanheads/reference-data-mcp-server
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/d1c34a22-ef4f-42d6-be42-f26829f7499a/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: "io.github.cyanheads/reference-data-mcp-server"
title: null
description: "Countries, timezones, elements, constants, HTTP status codes, unit conversion, and MIME type lookup."
version: "0.2.0"
homepage_url: null
source: "official_registry"
upstream_status: "active"
publisher{4}
namespace: "io.github.cyanheads"
display_name: "io.github.cyanheads"
type: "registry_namespace"
status: "unclaimed"
organization: null
repository{5}
url: "https://github.com/cyanheads/reference-data-mcp-server.git"
provider: "github"
owner: "cyanheads"
name: "reference-data-mcp-server"
verified: false
packages[2]
0{4}
registry_type: "npm"
identifier: "@cyanheads/reference-data-mcp-server"
version: "0.2.0"
transport: "stdio"
1{4}
registry_type: "npm"
identifier: "@cyanheads/reference-data-mcp-server"
version: "0.2.0"
transport: "streamable-http"
transports[3]
0{5}
kind: "package"
type: "stdio"
endpoint_url: null
endpoint_host: null
auth_type: "unknown"
1{5}
kind: "package"
type: "streamable-http"
endpoint_url: null
endpoint_host: null
auth_type: "unknown"
2{5}
kind: "remote"
type: "streamable-http"
endpoint_url: "https://reference-data.caseyjhand.com/mcp"
endpoint_host: "reference-data.caseyjhand.com"
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[10]
0{9}
name: "ref_constant_lookup"
title: "Physical Constant Lookup"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "ad9ddc9bfec918c4c8244cf2306b3e6e13891750171d9d185efb01d7eacce08a"
input_schema_fingerprint: "fb5410c5e6da0e59e3b803b1f1789fe841b65a7037c06dcff8fce56bf802dc45"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
1{9}
name: "ref_element_lookup"
title: "Element Lookup"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "6740e38dbe0d928484f3c820770a19574392b829ca0f570e53308cadba70b7b1"
input_schema_fingerprint: "287ef908c2cb79a70ef0d4dfb2baa04e1d0244c8b75554a524d4c5fa7ee7bcde"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
2{9}
name: "ref_element_search"
title: "Element Search"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "756d3f3f05eede7757fe778565452409856f47b776108c1c94cf7644c2e69ac4"
input_schema_fingerprint: "26ba56080f48b073e264c90a85210d72596841c9524c5aea0fbf5229e53ea1f8"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
3{9}
name: "ref_geo_lookup"
title: "Country Lookup"
effect: "READ"
effect_confidence: 0.813
capabilities[1]
0{2}
capability: "LOCATION"
confidence: 0.575
risk_severity: "LOW"
fingerprint: "4dbf2e14f77946b717f079e2d697196e0d10d0106f8de768741d23750ced8ac5"
input_schema_fingerprint: "721a7a6f9ecc1de79262f97d6246425cbbbd5a3a8e470e73bc3b3f7aa00a4d83"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
4{9}
name: "ref_geo_search"
title: "Country Search"
effect: "READ"
effect_confidence: 0.813
capabilities[1]
0{2}
capability: "CLOUD_INFRASTRUCTURE"
confidence: 0.646
risk_severity: "INFO"
fingerprint: "a60ceb00b95f9e5022b52070367352916e937fe55cc63e3818416f1af0dac304"
input_schema_fingerprint: "c2a532ce21a9d67e841796b9b9463be7712aa765031d2336d3ece5db9fa80975"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
5{9}
name: "ref_http_status"
title: "HTTP Status Code Lookup"
effect: "READ"
effect_confidence: 0.626
capabilities[1]
0{2}
capability: "EXTERNAL_COMMUNICATION"
confidence: 0.805
risk_severity: "INFO"
fingerprint: "1121f5e6d6bce923f99f3378f8a01d572cbc73d306cc4eacc001010b58297738"
input_schema_fingerprint: "b0f0e47dd7874cfcd0a7f9d0fffc81236c2f645947f2d31c1df0a7b9eee1be5d"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
6{9}
name: "ref_mime_type"
title: "MIME Type Lookup"
effect: "WRITE"
effect_confidence: 0.575
capabilities[1]
0{2}
capability: "FILE_ACCESS"
confidence: 0.567
risk_severity: "MEDIUM"
fingerprint: "f111412105ef6af6fcaec8a54bcf984066586f7e65015c6c1d07aa42b69fd6f8"
input_schema_fingerprint: "ad9ca5a31adcc71c0acec075398ed9288762ede5e04687d431af8548510bc246"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
7{9}
name: "ref_timezone_convert"
title: "Timezone Conversion"
effect: "READ"
effect_confidence: 0.738
capabilities[0]
risk_severity: "INFO"
fingerprint: "8c7eb3af73eaf2a10f416fc9beea14f9db1c904279ec8422418c5bf507aeb3d0"
input_schema_fingerprint: "79e69662a1b54456d7dead2800b4cb6c58bdcf31795f41413f6556f5b41b6621"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
8{9}
name: "ref_timezone_lookup"
title: "Timezone Lookup"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "dcc33642ee9bbb09805702cc6c08acebb4ef7f25842d4efa50b5df5a036343cf"
input_schema_fingerprint: "4494a29ee0e32bb4c321f317e7e069999d401358995d5fae7d7922035ee1e33a"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
9{9}
name: "ref_unit_convert"
title: "Unit Conversion"
effect: "READ"
effect_confidence: 0.777
capabilities[2]
0{2}
capability: "EMAIL"
confidence: 0.577
1{2}
capability: "PERSONAL_DATA"
confidence: 0.577
risk_severity: "MEDIUM"
fingerprint: "521d603e15f08d3207bc9cb8517aa48707d03ebc59be49ef149d231da0fbf6ed"
input_schema_fingerprint: "8f4882a033c170e88c52f68b1c2b5275c888007df47831f3b361d5f335690639"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: null
openWorldHint: false
resources[6]
0{4}
key: "skill://reference-data-guide/SKILL.md"
kind: "resource"
mime_type: "text/markdown"
fingerprint: "3854bf1baadd36811fe192e53ad5f71fd665b510b63b3d3edba6f0490fae8d39"
1{4}
key: "ref://countries/{alpha2}"
kind: "template"
mime_type: "application/json"
fingerprint: "f37b92b9df66ac708f5abc5dfbea7f07d97ef8c51c673d324b11b1804ea0acce"
2{4}
key: "ref://elements/{number}"
kind: "template"
mime_type: "application/json"
fingerprint: "73235ac70e930cfe2cfd52ba823b3ca5323da9604d4393323b97f223ae2c7105"
3{4}
key: "ref://timezones/{iana_id}"
kind: "template"
mime_type: "application/json"
fingerprint: "cae21fe7b60ad66f3d36af1faff5453246d1ada3fc830b9955afba794f892e40"
4{4}
key: "ref://timezones/{region}/{city}"
kind: "template"
mime_type: "application/json"
fingerprint: "1c79d57b6686181489c3f65848c6e343205b346e884f0a07f5da1d391dee6baf"
5{4}
key: "skill://{+path}"
kind: "template"
mime_type: null
fingerprint: "9777dc7f1cf468158c157032a0ccebf9b50270f4e8753af9ccaf2fe99890ccf0"
prompts[0]
extensions[1]
0: "io.modelcontextprotocol/skills"
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: "reference-data.caseyjhand.com"
registrable_domain: "caseyjhand.com"
source: "transport"
findings[2]
0{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
1{6}
check_id: "SQ-TOOL-ANNOTATION-UNDERCLAIM"
category: "annotations"
severity: "LOW"
title: "Annotations understate what the tool does"
subject_type: "tool"
subject_name: "ref_mime_type"
trust{9}
registry_namespace: "verified_upstream"
publisher_identity: "unverified"
organization: "unverified"
domain: "unverified"
repository: "unverified"
source_provenance: "partial"
security_scan: "no_critical_findings"
privacy_transparency: "not_provided"
monitoring: "active"
provenance{4}
registry_name: "io.github.cyanheads/reference-data-mcp-server"
registry_content_sha256: "89c52ff055ce21f0141a3718cb2b58d4ad2d6d25cf8bfe5edb0d80365a26f34f"
scan_snapshot_fingerprint: "f5de09048299c47420143487b001b850a01c1cad38f22dcff383d0e7912cacae"
scanner_version: "1.0.0"
timestamps{4}
generated_at: "2026-11-15T02:10:47.218Z"
observed_at: "2026-11-07T15:08:48.024+00:00"
registry_published_at: "2026-10-28T12:57:01.249878+00:00"
registry_updated_at: null