Piston
(https://piston.app) 📸 Data Snapshot: May 24, 2026Count trust words (review, testimonial, rating, verified) against real outbound proof links (Google, Trustpilot, Clutch, G2, Yelp). Lots of trust language with zero verification links is trust theatre. Unlinked logo galleries count against it.
The site triggers a trust theatre flag because it displays user reviews on the homepage without providing direct verification links to the Google Play Store (review_count 3, proof_links_count 0). While the reviews mention specific vehicle models like ‘Megane II Station Wagon 1.6’ and ‘Passat B6 2.0 2014’, which adds credibility, they remain unlinked assertions. This lack of a verifiable proof path to the original source is the primary driver of points in this pillar.
The proof density is high in terms of technical specifications but low in terms of external validation. The site provides specific technical instructions (e.g., ‘AT Z’ commands and ‘J1850 PWM’ protocol issues) which serve as functional proof of expertise. However, the lack of third-party accreditation or live links to Play Store metrics prevents it from reaching a perfect score.
Trust & Proof is read by weighing trust language against real verification. Below is the page-by-page tally of review mentions and external proof links, then the schema markup that may (or may not) declare verifiable ratings and identity proof.
🛡️ Trust Signals — reviews, proof links, trust-theatre check
| Page | Reviews | Proof links |
|---|---|---|
| / (home) | 3 | 0 |
| /help/ | 0 | 0 |
| /privacy/ | 0 | 0 |
| /delete-your-account/ | 0 | 0 |
🔗 Identity & Technical Layer — schema JSON-LD: declared ratings, reviews & identity proof
This page presents a snapshot of public data from Piston, captured on May 24, 2026, to show how machine logic reads Trust & Proof signals into an AI reputation evaluation.
Purpose: This data is presented under “Fair Use” for the purpose of independent signal analysis, allowing readers to see the raw signals behind the reputation score.
Notice to Piston: This analysis is part of a non-adversarial audit conducted by 1 Euro SEO. The results are intended as professional feedback to help improve any website’s machine-readability and authority signals. The evaluation is free, and any company can request a fresh audit at any time.
Any company can use the insights for free and improve its voice. When a company has updated its content, it can always submit a new audit request, which will be reflected in a new current score.
To all users: You are encouraged to visit the live site at https://piston.app to view the most current version of its content and see directly what this company is about and what it offers.