Pith Number

pith:GJBCQICQ

pith:2014:GJBCQICQIQGICWXNBDMPVLU3DW

not attested not anchored not stored refs pending

Adaptive Estimation in Two-way Sparse Reduced-rank Regression

Tingni Sun, Zhuang Ma, Zongming Ma

arxiv:1403.1922 v2 · 2014-03-08 · stat.ME · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJBCQICQIQGICWXNBDMPVLU3DW}

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	2026-05-18T01:18:57.659022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3242282050440c815aed08d8faae9b1da47ab45f1a8c9d155312bb73b51bbc99

Aliases

arxiv: 1403.1922 · arxiv_version: 1403.1922v2 · doi: 10.48550/arxiv.1403.1922 · pith_short_12: GJBCQICQIQGI · pith_short_16: GJBCQICQIQGICWXN · pith_short_8: GJBCQICQ

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/GJBCQICQIQGICWXNBDMPVLU3DW \
  | 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: 3242282050440c815aed08d8faae9b1da47ab45f1a8c9d155312bb73b51bbc99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faf516a42f8760fc808a8f9fa38cc526fc855cda60f1d6b84fe06bdeedce05ec",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-03-08T02:45:17Z",
    "title_canon_sha256": "1f96f5f804d5660b43532ab3558787dcaf4447729a4e5ff14332fd8da73363a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1922",
    "kind": "arxiv",
    "version": 2
  }
}