Pith Number

pith:YIUAXB2P

pith:2015:YIUAXB2PR66GZEJOAMXJXOZ7XV

not attested not anchored not stored refs pending

l1-norm Penalized Orthogonal Forward Regression

Junbin Gao, Sheng Chen, Xia Hong, Yi Guo

arxiv:1509.01323 v1 · 2015-09-04 · cs.LG · 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{YIUAXB2PR66GZEJOAMXJXOZ7XV}

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	2026-05-18T01:33:57.989105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2280b874f8fbc6c912e032e9bbb3fbd46b7ef52f8571c768eb25e791a53acb9

Aliases

arxiv: 1509.01323 · arxiv_version: 1509.01323v1 · doi: 10.48550/arxiv.1509.01323 · pith_short_12: YIUAXB2PR66G · pith_short_16: YIUAXB2PR66GZEJO · pith_short_8: YIUAXB2P

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/YIUAXB2PR66GZEJOAMXJXOZ7XV \
  | 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: c2280b874f8fbc6c912e032e9bbb3fbd46b7ef52f8571c768eb25e791a53acb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3bc54790c22c5ff386ddbaaff71c27f15ff47ebf49d6a6f21c53c6dd273751f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-09-04T01:45:09Z",
    "title_canon_sha256": "c3a6ea993e98975e379850353f3ccc7e537e5e94711207c45443000160afece0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01323",
    "kind": "arxiv",
    "version": 1
  }
}