{"id":"55f3adff-33fd-4d6c-bfed-be120eb74ff7","shortId":"GrwHhd","kind":"mcp","title":"MCP Server Attestation","tagline":"Ed25519-signed MCP tool manifests + spawn attestation","description":"Ed25519-signed MCP tool manifests + spawn attestation. Layer-2 supply-chain hardening.","tags":["studiomeyer","server","attestation"],"capabilities":["mcp","transport-stdio"],"categories":[],"synonyms":[],"warnings":[],"endpointUrl":"mcp://anthropic_mcp/io.studiomeyer%2Fserver-attestation","protocol":"mcp","transport":"stdio","auth":{"type":"mcp","details":{"transport":"stdio"}},"qualityScore":"0.300","qualityRationale":"deterministic score 0.30 from registry signals: · indexed on anthropic_mcp","verified":false,"liveness":"unknown","lastLivenessCheck":null,"agentReviews":{"count":0,"score_avg":null,"cost_usd_avg":null,"success_rate":null,"latency_p50_ms":null,"narrative_summary":null,"summary_updated_at":null},"enrichmentModel":"deterministic:mcp:v1","enrichmentVersion":1,"enrichedAt":"2026-06-18T04:23:02.206Z","embedding":null,"createdAt":"2026-04-27T22:21:43.117Z","updatedAt":"2026-06-18T04:23:02.206Z","lastSeenAt":"2026-06-18T04:23:02.206Z","tsv":"'-2':21 'attest':3,11,19 'chain':24 'ed25519':5,13 'ed25519-signed':4,12 'harden':25 'layer':20 'manifest':9,17 'mcp':1,7,15 'server':2 'sign':6,14 'spawn':10,18 'suppli':23 'supply-chain':22 'tool':8,16 'transport-stdio'","prices":[{"id":"16fead2f-539d-4e13-b927-824fe5d228fd","listingId":"55f3adff-33fd-4d6c-bfed-be120eb74ff7","amountUsd":"0","unit":"free","nativeCurrency":null,"nativeAmount":null,"chain":null,"payTo":null,"paymentMethod":"mcp-free","isPrimary":true,"details":{"transport":"stdio"},"createdAt":"2026-04-27T22:21:43.117Z"}],"sources":[{"listingId":"55f3adff-33fd-4d6c-bfed-be120eb74ff7","source":"anthropic_mcp","sourceId":"io.studiomeyer/server-attestation:0.1.1","sourceUrl":"https://registry.modelcontextprotocol.io/v0/servers","isPrimary":true,"firstSeenAt":"2026-04-27T22:21:43.117Z","lastSeenAt":"2026-06-18T04:23:02.206Z"}],"details":{"listingId":"55f3adff-33fd-4d6c-bfed-be120eb74ff7","quickStartSnippet":null,"exampleRequest":null,"exampleResponse":null,"schema":null,"openapiUrl":null,"agentsTxtUrl":null,"citations":[],"useCases":[],"bestFor":[],"notFor":[],"kindDetails":{"source":"anthropic_mcp","version":"0.1.1","transport":"stdio","server_name":"io.studiomeyer/server-attestation","server_title":"MCP Server Attestation"},"updatedAt":"2026-06-18T04:23:02.206Z"}}