{"name":"orrery/world-time","version":"0.1.0","kind":"star","visibility":"public","description":"Get a signed, live UTC timestamp \u2014 stale copies cannot forge fresh truth","endpoint":"mcp://orrery.lol/stars/world-time/mcp","key_id":"orrery-star-2026-08","alg":"Ed25519","content_digest":"sha256:5b81e53cb57899fb16064fedffd67a535df7a7ab7e8cc2a8a03189a0885be128","price_per_call":null,"oracle_ok":true,"tools":["fetch","get","answer"],"provider_card":{"publisher":"orrery","endpoint":"mcp://orrery.lol/stars/world-time/mcp","transport":"streamable-http","connection_route":"direct-mcp","compute_locality":"orrery-hosted","authentication":"none","approval":"not-required","write_authority":"read-only","terms_url":"https://github.com/lbliii/orrery","retention":"provider-defined; no external provider content cached","attribution":"Orrery","pricing":"free","health":"verified","tool_context_budget":3,"tool_discovery":"provider_tools_list_after_selection"},"agent_card":{"agent_card_version":"1.0","summary":"Live UTC truth at call time; offline clones are stale.","use_when":["You need a fresh UTC timestamp sealed in an Envelope","You are proving that a clone cannot mint live clock evidence","You want a liveness witness for a larger policy graph"],"not_for":["Historical time lookups","Non-UTC local wall clocks","Cached or offline clock packages"],"example_intents":["live utc now","current time sealed","fresh clock evidence"],"locality":"orrery-hosted","write_authority":"read-only","approval":"not-required","inputs":[],"outputs":[{"name":"dateTime","type":"string","required":false,"note":"UTC datetime from the live clock"},{"name":"envelope","type":"signed-envelope","required":false}],"tools":["fetch","get","answer"],"coverage_href":"/coverage/world-time"},"capability_families":["time_and_date"],"freshness":"live_at_call","constellation_memberships":["orrery/invite-ready","orrery/ship-check","orrery/stale-proof"],"index_tier":null,"claimed_name":null,"listing_url":null,"promoted_to":null}