clock-skew-correction-for-tick-timestamps SKILL.md skillA

clock-skew-correction-for-tick-timestamps from himanshuj16/algo-trading-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add himanshuj16/algo-trading-skills/clock-skew-correction-for-tick-timestamps@v2.0.0

Pins v2.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
himanshuj16/algo-trading-skills
Path
skills/clock-skew-correction-for-tick-timestamps/SKILL.md
Versions recorded
5
Latest version
v2.0.0, committed Sep 3, 2026
First version recorded
Jul 26, 2026
Size
11,072 bytes
Repository stars
50
License
Apache-2.0

Use when captured ticks carry both a venue send time and a local receive time and the local clock drifts. Estimates rate offset from windowed minimum one-way delays and re-expresses local stamps on the venue timescale, monotonically.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

## When to Use

Use this skill when you hold a capture of market data in which each event carries both
a **venue-stamped send time** and a **locally stamped receive time**, and the two clocks
run at measurably different rates. Uncorrected skew shows up as a delay series that
trends across the session: the same event appears to take longer and longer to arrive,
when in fact the local clock is losing or gaining time. Typical consumers:

- Merging captures from several hosts into one ordered event stream for order-book
  reconstruction or backtesting.
- Latency analysis where a drifting recorder would otherwise produce a fake trend in
  tick-to-trade or feed-arrival measurements.
- Re-stamping an archive taken while a host was running on plain NTP, or before PTP was
  deployed.

`ClockSkewCorrector` fits `delay ≈ alpha + beta·t` to the **minimum** delay in each time
window, then subtracts the fitted line from the local timestamps and forces the output
to increase strictly.

## When NOT to Use

- **To satisfy a clock-synchronisation obligation.** Under MiFID II RTS 25 the
  timestamps a firm records for reportable events must come from a clock synchronised
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add himanshuj16/algo-trading-skills/clock-skew-correction-for-tick-timestamps@sha256:862021c93bb1a975

The line at the top of this page pins the label v2.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_6yaaeoq7lldx4xel.svg)](https://markdownregistry.com/a/art_6yaaeoq7lldx4xel)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Jul 26, 2026 and Sep 3, 2026, about one every 10 days.

versioncommittedcommitsizeaudit
v2.0.0 latest2026-09-03 8527a51 11,072 BA view · diff
v2.0.02026-08-22 3ed130d 11,179 BA view · diff
v1.0.02026-08-07 89d1436 3,225 BA view · diff
v1.0.02026-07-30 dfc60c7 3,223 BA view · diff
v1.0.02026-07-26 b2be025 3,237 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (11072 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

himanshuj16/algo-trading-skills · 50 stars · license Apache-2.0 · pushed 2026-09-14 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_6yaaeoq7lldx4xel
GET https://markdownregistry.com/api/v1/resolve?ref=himanshuj16/algo-trading-skills/clock-skew-correction-for-tick-timestamps
GET https://markdownregistry.com/api/v1/blob/862021c93bb1a9751cce8caae773c01b948fbc155b1a1fd345cc62d92fe28596

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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