encyclopediarobotica.org
https://encyclopediarobotica.org/
Ranks Overall #437 Built Awesome #337
Data from Oct 3, 2026, 5:58 PM UTC old Measured once a week · 7 runs since Aug 20, 2026
Elsewhere:
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Scoring Calculator ·
Wayback Machine
Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).
Stack
Lighthouse Scores LAB Simulated
Metrics LAB
No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.
| Metric | Lab Simulated | ||
|---|---|---|---|
| Value | Change / range | Trend | |
| LCP CWV (estimate) Largest Contentful Paint | 864 ms good | ↓ -23 ms (-2.6%) 774 ms – 912 ms | |
| INP CWV Interaction to Next Paint — field only, no lab run can measure it | n/a | — | |
| CLS CWV (estimate) Cumulative Layout Shift | 0.077 good | ↓ -0.012 (-13.5%) 0.077 – 0.093 | |
| TBT Total Blocking Time | 0 ms good | → no change 0 ms – 0 ms | |
| FCP First Contentful Paint | 864 ms good | ↓ -23 ms (-2.6%) 774 ms – 912 ms | |
| Speed Index | 864 ms good | ↓ -23 ms (-2.6%) 859 ms – 1.53 s | |
| TTFB Time to First Byte | 691 ms good | ↓ -27 ms (-3.8%) 690 ms – 747 ms | |
LCP Subparts LAB Unthrottled
The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.
Page weight
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Page Weight | 29.7 kB | → no change 29.7 kB – 29.7 kB | |
| Requests | 6 | → no change 6 – 6 | |
| Third-party Weight | 0 B | → no change 0 B – 0 B | |
| Third-party CPU | 0 ms | → no change 0 ms – 0 ms | |
| Unused JS | 0 B | → no change 0 B – 0 B | |
| Unused CSS | 0 B | → no change 0 B – 0 B |
By resource type
| Type | Transfer | Share | Size | Requests |
|---|---|---|---|---|
| font | 56.5% | 16.8 kB | 1 | |
| stylesheet | 21.9% | 6.5 kB | 1 | |
| other | 9.2% | 2.7 kB | 1 | |
| document | 8.2% | 2.4 kB | 1 | |
| script | 4.2% | 1.3 kB | 2 | |
| Total | 29.7 kB | 6 |
Page health
| Metric | Value | Change / range | Trend |
|---|---|---|---|
| Main Thread Work | 135 ms | ↑ +20 ms (+17.3%) 115 ms – 151 ms | |
| Long Tasks | 0 | → no change 0 – 0 | |
| DOM Elements | 51 | → no change 51 – 51 | |
| Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) | 0 | → no change 0 – 0 | |
| A11y Failures | 0 | → no change 0 – 0 | |
| A11y Failing Nodes | 0 | → no change 0 – 0 |
Main thread work
| Task | Time | Share | Duration Simulated |
|---|---|---|---|
| other | 54% | 72 ms | |
| style layout | 30% | 41 ms | |
| script evaluation | 9% | 12 ms | |
| parse HTML | 4% | 5 ms | |
| paint composite render | 3% | 4 ms | |
| script parse compile | 0% | 1 ms | |
| Total | 135 ms |
Axe violations axe-core 4.13.0, full rule set
0 violating nodes across 0 rules, 106 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.
SEO failures 1 of 7 audits
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meta-description— Document does not have a meta description
Hygiene
Measurement log
Every stored run for this URL, newest first.
| When | Scores | Perf | LCP | CLS | TBT | Weight | Runs | Spread | Bench | Took | Archive |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 3, 2026, 5:58 PM UTC | 99 | 864 ms | 0.077 | 0 ms | 29.7 kB | 3/3 | ±1 | 2,451 -1% | 21.4s |
|
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| Sep 26, 2026, 2:12 PM UTC | 98 | 887 ms | 0.089 | 0 ms | 29.7 kB | 3/3 | ±0 | 3,386 +36% | 21.2s |
|
|
| Sep 19, 2026, 12:57 PM UTC | 99 | 774 ms | 0.077 | 0 ms | 29.7 kB | 3/3 | ±1 | 2,483 0% | 21.8s |
|
|
| Sep 12, 2026, 11:33 AM UTC | 98 | 912 ms | 0.093 | 0 ms | 29.7 kB | 3/3 | ±2 | 2,503 +1% | 23.5s |
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| Sep 5, 2026, 8:09 AM UTC | 98 | 859 ms | 0.089 | 0 ms | 29.7 kB | 3/3 | ±0 | 2,308 -7% | 21.4s |
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| Aug 29, 2026, 5:50 AM UTC | 98 | 893 ms | 0.093 | 0 ms | 29.7 kB | 3/3 | ±1 | 3,093 +24% | 21.5s |
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| Aug 20, 2026, 9:29 PM UTC | 98 | 880 ms | 0.089 | 0 ms | 29.7 kB | 3/3 | ±0 | 3,285 +32% | 22s |
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