Pith Number

pith:3R6BGYTT

pith:2021:3R6BGYTTIF4HOQSADLZD4L6VE7

not attested not anchored not stored refs pending

Orthogonal Subsampling for Big Data Linear Regression

Hongquan Xu, Jake Elmstedt, Lin Wang, Weng Kee Wong

arxiv:2105.14647 v1 · 2021-05-30 · stat.ME

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3R6BGYTTIF4HOQSADLZD4L6VE7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:44:39.743977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc7c13627341787742401af23e2fd527fe840e1d3021aaca55a08be6c9d97e04

Aliases

arxiv: 2105.14647 · arxiv_version: 2105.14647v1 · doi: 10.48550/arxiv.2105.14647 · pith_short_12: 3R6BGYTTIF4H · pith_short_16: 3R6BGYTTIF4HOQSA · pith_short_8: 3R6BGYTT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3R6BGYTTIF4HOQSADLZD4L6VE7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: dc7c13627341787742401af23e2fd527fe840e1d3021aaca55a08be6c9d97e04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17b1885d549e0deebcff69f7198c5c4ee4fc8372bcbff04892be7bc11a159858",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-05-30T23:00:00Z",
    "title_canon_sha256": "7ad1085acad95346f334fc88a2b0544d238cd9875bd1166583965eba9f9e9520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14647",
    "kind": "arxiv",
    "version": 1
  }
}