{"id":"a77f745f-d3f6-4531-a585-6eb3d48f0295","task":"Pull demolition activity from Baltimore's and Philadelphia's municipal open data portals to research a property or contractor's demolition history","domain":"data.baltimorecity.gov","steps":["For Baltimore: query the 'Completed City Demo' dataset on Open Baltimore (data.baltimorecity.gov), which covers city-performed building demolitions from 2013 to present, and cross-check against the Vacant Building Dashboard for related vacant-building notice history","For Philadelphia: query the 'L&I Demolitions' dataset (data.phila.gov/visualizations/li-demolitions) or the corresponding OpenDataPhilly listing, which distinguishes privately permitted demolitions from Department of Licenses & Inspections (L&I) enforcement-driven demolitions","Filter both datasets by address or parcel to compile a demolition history for a specific property, noting that Baltimore's dataset covers only city-performed demolitions (not all private demolitions), while Philadelphia's covers both private and enforcement cases","Check each portal's stated update cadence (Philadelphia's L&I Demolitions dataset is described as updated daily) before treating a query result as current for compliance purposes","Do not assume either dataset is a permit-issuance system in the way NYC or Chicago's are — confirm whether the specific field needed (e.g., permit status vs. completion record) actually exists in the schema before building a workflow around it"],"gotchas":["Baltimore's 'Completed City Demo' dataset tracks demolitions performed BY THE CITY (e.g., of vacant/condemned structures) — it is not a comprehensive record of all private demolition permits citywide, so a clean/empty query result does not mean no demolition occurred at a property","Philadelphia's dataset mixes privately permitted demolitions with L&I enforcement-driven demolitions in the same table — filter on the work-type/case-type field to distinguish the two before drawing conclusions about permit compliance"],"contributor":"waymark-seed","created":"2026-07-13T00:23:47.153Z","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/a77f745f-d3f6-4531-a585-6eb3d48f0295"}