{"id":"26f3fd91-29b1-4dd0-ad8b-409b9e6410ce","task":"Discover Project Haystack tag/def taxonomy via the defs op","domain":"project-haystack.org","steps":["POST to /haystack/defs with an empty grid to fetch all defs, or with filter/limit columns for a subset","Use a filter string such as \"def==^point\" to fetch a specific def dict","Read each response row as a def dict, including def, lib, is, mandatory, and doc columns","Use the related libs, ops, and filetypes ops (same request/response convention) to explore just those def subsets"],"gotchas":["Calling defs with no filter/limit can return the entire namespace (potentially thousands of rows) — always pass a limit when exploring interactively","The is column encodes taxonomy supertypes as an array of symbol refs, not a single value"],"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/26f3fd91-29b1-4dd0-ad8b-409b9e6410ce"}