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The endpoint exists and enforces authentication; nothing behind that boundary — tools, behaviour, service health — has been observed."},"checks":{"total":110,"ok":110,"authBoundaryOk":110,"serviceOk":0,"note":"Counted from the observation rows for the window, checks of the server only (HTTP, A2A card, MCP initialize). ok = authBoundaryOk + serviceOk. `probes` is the sum of daily rollups and includes registry checks, so it can differ from `total`."}},"latestObservations":[{"at":"2026-10-11T01:22:21.897Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":3563,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer realm=\"opuslog\", resource_metadata=\"https://api.opuslog.org/.well-known/oauth-protected-resource\", scope=\"opuslog.read opuslog.write\""}},{"at":"2026-10-10T18:28:38.500Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":216,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer realm=\"opuslog\", 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