Reports
UX testing reports, case studies, and technical assessments from Symbia Labs
Provenance-Disciplined Authorship
The process behind the NEOM/China essay: predictions registered on a signed chain before evidence was consulted, verdicts recorded before drafting, every claim tagged document-backed or interpretive. Measured cost of the discipline: 4.5% over undisciplined production, 0% over unverifiable discipline. Honesty score reported at a loss (−9).
19 August 2026 DeterminismFourteen Identical Answers, All Wrong
One prompt, fourteen runs at temperature zero: every output byte-identical — and every one of them is the input echoed back, unsorted, under a heading that says “sorted.” The running stack computed the sort with no model, signed it, and got it right. Determinism is not correctness.
August 13, 2026 DeterminismSame Model, Same Seed, Two Answers
14 runs of one prompt at temperature zero with a fixed seed. Nine GPU runs byte-identical to one answer; five CPU runs byte-identical to a different answer — and neither carries a quality flag. Reproduction script included.
July 31, 2026 MQTT PipelineMCP IoT Gateway — MQTT Test Report
MQTT pipeline correctness, cloud broker performance, and resilience under load. 230 tests passed across 6 suites covering unit, integration, topology, cloud, benchmark, and stress testing with HiveMQ Cloud and local brokers.
February 8, 2026 Performance BenchmarkInfluxDB v2 vs v3 Performance Report
MCP IoT Gateway persistence adapter benchmark comparing InfluxDB v2.8.0 (TSM) vs v3.8.0 Core (Apache Arrow). Achieved 1,123x write speedup with buffered mode and 4.4x query advantage with Arrow Flight SQL.
February 8, 2026 Federation NetworkMCP IoT Gateway - Federation Test Report
Federation network test across 5 topologies with 28 nodes. All 152 tests passed with 100% pass rate in 7.6 seconds. Covers star, bridged multi-site, full mesh, and ring configurations with 38 tools per node.
February 6, 2026 UX AnalysisFastAlert UX Testing Report
Comprehensive user function test analysis covering Channel Manager and Subscriber personas. Identified 9 good findings, 7 issues, and 2 critical UX problems in form validation flows.
February 5, 2026