Pith Number

pith:AWTMJP7C

pith:2012:AWTMJP7CFQKJWZRCGUWEGPRKMD

not attested not anchored not stored refs pending

Strong oracle optimality of folded concave penalized estimation

Hui Zou, Jianqing Fan, Lingzhou Xue

arxiv:1210.5992 v4 · 2012-10-22 · math.ST · stat.CO · 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{AWTMJP7CFQKJWZRCGUWEGPRKMD}

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	2026-05-18T02:19:44.006040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05a6c4bfe22c149b6622352c433e2a60debd45d6c1bb77cd4f3268ddf18ece59

Aliases

arxiv: 1210.5992 · arxiv_version: 1210.5992v4 · doi: 10.48550/arxiv.1210.5992 · pith_short_12: AWTMJP7CFQKJ · pith_short_16: AWTMJP7CFQKJWZRC · pith_short_8: AWTMJP7C

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/AWTMJP7CFQKJWZRCGUWEGPRKMD \
  | 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: 05a6c4bfe22c149b6622352c433e2a60debd45d6c1bb77cd4f3268ddf18ece59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac6e38e85f050a91d485446323db79d30774ab8fd3b09036f6b4939b0cf2f3fd",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-10-22T18:39:03Z",
    "title_canon_sha256": "56a5aca40ced3a933f6c2aea88310cdadb5650fa356e010ddc09206cf869ee9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5992",
    "kind": "arxiv",
    "version": 4
  }
}