Structure · API tier
SAM PM Construct Data
Structure-dimension factor data feed derived from ChinaScope's foundational SAM. Daily refresh, S3 + signed-URL API.
Pricing
$600/month
or $5,760/yr (save 20%)
01
Specifications
Delivery format and the operational guarantees behind it.
- Format
- Apache Parquet · Snappy compressed
- Refresh
- Daily · T+1 by 07:00 SGT
- SLA
- 99.5% · T+1 18:00 SGT fallback
- Universe
- A-shares · SH + SZ + KC + CYB
- Dimension
- Structure
02
The Data Itself
Live sample rows and every field's meaning, computed from the served data.
SAM PM Construct Data
Construct DataSAM PM — Construct Data
Productized per-stock daily product-momentum signal for A-share listcos with SAM coverage: a composite (ne_composite_styled) and its two z-scored components (biz_mom_styled, biz_resvol_styled), on a 30-day PIT buffer. Construction R (factor-agnostic raw returns; the buyer applies their own neutralization). The SKU.
At a glance
universe
A-shares with SAM coverage
coverage
2016-01-05 → 2026-06-08 · 10.4 yrs
grain
signal per stock per trading day
updated
daily T+1 (Cron A)
rows/day
4,617
Matrix evaluation lag
30 days
What each row delivers · 9 fields
trade_datets_codene_composite_styledbiz_mom_styledbiz_resvol_styledsource_basissource_rpt_datesource_publish_dateeff_date
Overview
What it is, at a glance
Data grid
Query the actual rows
Data loads
Freshness and integrity
Dictionary
Every field and methodology
03
Frequently Asked Questions
- When is each day's data available?
- Data for trade day T is published by 07:00 Asia/Shanghai on T+1, contingent on ChinaScope's upstream delivery. If upstream runs late, fallback delivery is T+1 18:00 SGT.
- What happens if ChinaScope is delayed?
- The API's manifest endpoint exposes a field (green/yellow/red). When red, calls for the current day return 404 with an header and ETA. Buyers can poll the manifest until status flips green.
- How do I read the data?
- Via signed S3 URLs issued by api.numinor.io/construct-data/v1. Bearer-token authenticated; one API key per subscription, rotatable from your account page.
- Can I cancel anytime?
- Yes — Stripe Customer Portal access from your account page. Cancellations take effect at the end of the current billing period; unused time is not refunded.