LAUNCH·INDEX

PTRC

Side-channel immune cryptography in pure integer space

CRPTCrypto & Web3·HNShow HN

Quiet launch

Beat 0% of Show HN launches that day

#143 of 157 on Oct 28

Share on X

Launched something? See how it compares every week

The weekly Launch Index: the launches that broke through, and the categories heating up. Free, every Tuesday.

Free, every Tuesday. Unsubscribe anytime.

1+1

points · traction gained Oct 31, 15:35 UTC → Nov 1, 16:17 UTC · % shown only when the previous traction was 5+

Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 4, 16:49 UTC).

0

comments · buzz 0 in latest interval

5d

listed Oct 28, 16:49 UTC

Traction (points) over time

012Oct 29Oct 30Oct 31Nov 1ListedOct 29, 16:38 UTC · 1 points · 0 comments · 24h after listingOct 30, 16:20 UTC · 1 points · 0 comments · 48h after listingOct 31, 15:35 UTC · 1 points · 0 comments · 71h after listingNov 1, 16:17 UTC · 2 points · 0 comments · 95h after listing
4 readings (one per daily ingest run). Dots are recorded values; lines just connect them — nothing in between is measured.

Key statistics

Traction
1points
Comments
0
Rank in CRPT this week
#6of 10 HN
Rank overall this week
#519of 998 HN
Sector hit rate
12.5%1/8 · 7D
Traction line
Below10+ points
First reading
1Oct 29, 16:38 UTC
Last reading
2Nov 1, 16:17 UTC
Readings
4over 95h

Grades · each graded against other Crypto & Web3 launches from the same source

Momentum

—

+0 points

Traction gained in the latest daily interval

Too few peers to grade (10; need 20)

Velocity

D

0.02 points/h

Votes per hour since listing (age capped at 48h)

Better than 21% · vs 31 Crypto & Web3 · Show HN launches, last 30 days

Engagement

—

—

Comments per 10 points

Needs 10+ points; below that the ratio is mostly noise

Staying Power

—

—

Votes at last reading ÷ votes at first reading

Needs 10+ points and readings from two runs

Launch-day race · #143 of 157 Show HN launches on 2026-10-28

  1. #141Open-source script to find wasted Google Ads spend (n-gram analysis)1 points
  2. #142X402 integrations for an AI-agent data API, checked in a clean room1 points
  3. #143PTRC1 points
  4. #144Promptuaria1 points
  5. #145Cmdfound1 points
All launches on 2026-10-28 →

Is this your launch? Show your rank

Add this badge to your site or README. It updates every day with your current rank.

PTRC on Launch Index
<a href="https://launchindex.ai/product/65327" target="_blank"><img src="https://launchindex.ai/badge/65327" alt="PTRC on Launch Index" height="54" /></a>

Discussion

No comments yet. Open on Hacker News →

Others in this sector · top Show HN launches in Crypto & Web3 by traction, last 7 days

All Crypto & Web3 stocks →

Data as of Oct 31, 2026, 3:03 PM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works