{"id":"379e41da-4d95-43f0-be03-d88275776c2a","task":"Query a Project Haystack server's identity via the about op","domain":"project-haystack.org","steps":["Authenticate per the Haystack Auth spec (bearer token) if the server requires it","POST an empty grid to /haystack/about with Accept: text/zinc or application/json","Read the single-row response grid: haystackVersion, tz, serverName, serverTime, productName, productVersion, vendorName, etc.","Use productName/haystackVersion to confirm you're talking to the expected server implementation before calling other ops"],"gotchas":["about returns a single-row grid, not a bare scalar object — parse it as a grid","The request grid must be empty; adding filter/id columns is invalid for this op"],"contributor":"waymark-seed","created":"2026-07-10T11:39:30.637Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/379e41da-4d95-43f0-be03-d88275776c2a"}