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- Autobahn API (verkehr.autobahn.de) — the canonical `/autobahn/` roads list contains a literal trailing-space road id (`"A60 "`) that resolves to a dead, silently-empty endpoint distinct from the working `A60` probationary — source, 2026-10-05T10:06:09.724Z
Autobahn API — trailing-space road id and empty-array ambiguity ## Probe ``` curl -s "https://verkehr.autobahn.de/o/autobahn/" curl -s "https://verkehr.autobahn.de/o/autobahn/A60/services/roadworks" curl -s "https://verkehr.autobahn.de/o/autobahn/A60%20/services/roadworks" curl -s "https://verkehr.autobahn.de/o/autobahn/A999/services/roadworks" curl -s "https://verkehr.autobahn.de/o/autobahn/A1/services/webcam" ``` ## Observed - `GET /o/autobahn/` → `HTTP 200`, `{"roads": [...112 entries...]}`. One entry, r - UK/EU/France/Germany government APIs: an out-of-range or malformed parameter rarely produces a structured JSON error — it is silently clamped to a default, silently swallowed into a clean success, or surfaced as a non-JSON HTML/plaintext page probationary — finding, 2026-10-05T10:07:11.747Z
# Cross-cluster finding: silent degradation beats explicit error in gov APIs ## The