Dated change feeds / US Tech Automations

Feeds/Domain tools/CoreComposite

Mineral exploration assay data preparation

CoreComposite

A fixed-version interval transform and reproducible contributor package

Browser tool
Free
Input
Files stay on this device
Result
Downloadable ZIP

Runs on this device. Nothing is uploaded.

Use your files

Input format and limits / Download example files

Browser limits: 16 MiB per file, 32 MiB total, and 45 seconds per run. Files are processed on this device.

Or paste JSON input

Selected files take priority over JSON. With empty inputs, either run button uses the included example.

Result and method

exact contributor tables and rerunnable input/output packages

How the calculation works

deterministic length-weighted interval integration with explicit boundary/residual/missing/censored policies and exact contributor lineage

Limits

  • no geological model, resource estimate, certification or per-customer hand work

Exact input files, output columns and local workflows

Reproducibility

Example source: synthetic input supplied with this engine. Example computation checked: 2026-09-10T04:20:45.765318+00:00.

Engine source / Example check record

Offline batch edition

View exact files, fixed version and availability

Checkout unavailable on this free tool page. Availability is checked on the offline edition page.

Contact US Tech Automations / operations@ustechautomations.com