Pith Number

pith:2IQJEIAP

pith:2015:2IQJEIAP4AQX44CP5TYVDTCZKB

not attested not anchored not stored refs pending

A statistical perspective of sampling scores for linear regression

Aarti Singh, Jelena Kova\v{c}evi\'c, Rohan Varma, Siheng Chen

arxiv:1507.05870 v2 · 2015-07-21 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IQJEIAP4AQX44CP5TYVDTCZKB}

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	2026-05-18T01:21:01.008005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22092200fe0217e704fecf151cc595060354f6552ba1de026ba75f7eef6b4f2

Aliases

arxiv: 1507.05870 · arxiv_version: 1507.05870v2 · doi: 10.48550/arxiv.1507.05870 · pith_short_12: 2IQJEIAP4AQX · pith_short_16: 2IQJEIAP4AQX44CP · pith_short_8: 2IQJEIAP

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/2IQJEIAP4AQX44CP5TYVDTCZKB \
  | 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: d22092200fe0217e704fecf151cc595060354f6552ba1de026ba75f7eef6b4f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70c37504804dbe86e8743c1aad234bcae541db175e5815bce278028da0161c13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-07-21T15:25:49Z",
    "title_canon_sha256": "861940e64446067b451ae4d91d939934652ab893c6c015545e6b06fcaa77b4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05870",
    "kind": "arxiv",
    "version": 2
  }
}