Pith Number

pith:VFWBCPMB

pith:2015:VFWBCPMBMMRL33FNVO7DNAVQTD

not attested not anchored not stored refs pending

Non-convex Regularizations for Feature Selection in Ranking With Sparse SVM

Josiane Mothe (IRIT), LAGRANGE), L\'ea Laporte (IRIT), R\'emi Flamary (OCA, S\'ebastien D\'ejean (IMT), Stephane Canu (LITIS)

arxiv:1507.00500 v1 · 2015-07-02 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFWBCPMBMMRL33FNVO7DNAVQTD}

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	2026-05-18T01:37:24.541991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a96c113d816322bdecadabbe3682b098fc64677e754fb1df20dc86b3f62ba774

Aliases

arxiv: 1507.00500 · arxiv_version: 1507.00500v1 · doi: 10.48550/arxiv.1507.00500 · pith_short_12: VFWBCPMBMMRL · pith_short_16: VFWBCPMBMMRL33FN · pith_short_8: VFWBCPMB

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/VFWBCPMBMMRL33FNVO7DNAVQTD \
  | 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: a96c113d816322bdecadabbe3682b098fc64677e754fb1df20dc86b3f62ba774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd64c3285f5a0c5607fa298c7d901ee8235f007aca3da26d7f29e14752d00414",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-07-02T10:06:02Z",
    "title_canon_sha256": "d4dd5b8a841f0681b5775f82ed7682f7c65db518a3f63ad593ae3460fdbf579b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00500",
    "kind": "arxiv",
    "version": 1
  }
}