{"endpoint":{"id":216503,"url":"https://agenticsubstrate.org/","host":"agenticsubstrate.org","kind":"sigdir","first_seen":"2026-09-07T01:27:15+00:00","last_seen":"2026-09-07T06:55:36+00:00","last_probed_at":null,"last_outcome":null,"last_score":null,"last_latency_ms":null},"probes":[]}