Pith Number

pith:K5OH4UKH

pith:2016:K5OH4UKHKCLMBFJNDV4GMZ2XO6

not attested not anchored not stored refs pending

Robust and Sparse Regression via $\gamma$-divergence

Hironori Fujisawa, Takayuki Kawashima

arxiv:1604.06637 v3 · 2016-04-22 · stat.ME · 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{K5OH4UKHKCLMBFJNDV4GMZ2XO6}

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	2026-05-18T00:23:40.799932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

575c7e51475096c0952d1d7866675777adece650bffa612c4eb9fb06dba896df

Aliases

arxiv: 1604.06637 · arxiv_version: 1604.06637v3 · doi: 10.48550/arxiv.1604.06637 · pith_short_12: K5OH4UKHKCLM · pith_short_16: K5OH4UKHKCLMBFJN · pith_short_8: K5OH4UKH

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/K5OH4UKHKCLMBFJNDV4GMZ2XO6 \
  | 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: 575c7e51475096c0952d1d7866675777adece650bffa612c4eb9fb06dba896df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f7f4eee772c47910a13583c76270de8d9e97b86ee681b95b995717d3024d8f7",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-04-22T12:53:27Z",
    "title_canon_sha256": "ff97e5f368382725e98018b639b11b272093a8ebc7fc0440458bfddb2e2143fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06637",
    "kind": "arxiv",
    "version": 3
  }
}