Pith Number

pith:2WRJS5LF

pith:2013:2WRJS5LF7HVU4J3ISS5K2557Y4

not attested not anchored not stored refs pending

Sparse CCA via Precision Adjusted Iterative Thresholding

Chao Gao, Harrison H. Zhou, Mengjie Chen, Zhao Ren

arxiv:1311.6186 v1 · 2013-11-24 · math.ST · stat.ME · stat.ML · 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{2WRJS5LF7HVU4J3ISS5K2557Y4}

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	2026-05-18T03:06:14.678736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5a2997565f9eb4e276894baad77bfc70693f5890d9bf64a93d152fd3221c98e

Aliases

arxiv: 1311.6186 · arxiv_version: 1311.6186v1 · doi: 10.48550/arxiv.1311.6186 · pith_short_12: 2WRJS5LF7HVU · pith_short_16: 2WRJS5LF7HVU4J3I · pith_short_8: 2WRJS5LF

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/2WRJS5LF7HVU4J3ISS5K2557Y4 \
  | 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: d5a2997565f9eb4e276894baad77bfc70693f5890d9bf64a93d152fd3221c98e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f092bd4e9d51aaf65c3a3951af02e7f1dc82d290b55ae30d055314614bb05781",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-11-24T23:50:20Z",
    "title_canon_sha256": "fbd0347fdfe65bc66d53cf9e3a08ed27c274e217c03bee6fb0ee09a20c94e935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6186",
    "kind": "arxiv",
    "version": 1
  }
}