Pith Number

pith:NZFEVG26

pith:2017:NZFEVG26XC2MFOL7VCG3NSKCT5

not attested not anchored not stored refs pending

Sparse Regularization in Marketing and Economics

Guanhao Feng, Jianeng Xu, Nicholas Polson, Yuexi Wang

arxiv:1709.00379 v2 · 2017-09-01 · 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{NZFEVG26XC2MFOL7VCG3NSKCT5}

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	2026-05-18T00:24:30.760925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e4a4a9b5eb8b4c2b97fa88db6c9429f55a9dc3e09522700e4ab9739783d967c

Aliases

arxiv: 1709.00379 · arxiv_version: 1709.00379v2 · doi: 10.48550/arxiv.1709.00379 · pith_short_12: NZFEVG26XC2M · pith_short_16: NZFEVG26XC2MFOL7 · pith_short_8: NZFEVG26

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/NZFEVG26XC2MFOL7VCG3NSKCT5 \
  | 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: 6e4a4a9b5eb8b4c2b97fa88db6c9429f55a9dc3e09522700e4ab9739783d967c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d999d4fa34854168ac329cd212fcb639bbe8ec652abedf19d79a41bc9a3e7bb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-09-01T16:01:25Z",
    "title_canon_sha256": "4db582dee706114515af0509ef2dbcdcd9ecdefa553a944b52eb33eec46d4922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00379",
    "kind": "arxiv",
    "version": 2
  }
}