Pith Number

pith:NYW3OEB6

pith:2025:NYW3OEB634PQLX2SJ2WUFWK36S

not attested not anchored not stored refs pending

A Generic Branch-and-Bound Algorithm for $\ell_0$-Penalized Problems with Supplementary Material

C\'edric Herzet, Cl\'ement Elvira, Th\'eo Guyard

arxiv:2506.03974 v1 · 2025-06-04 · math.OC · 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{NYW3OEB634PQLX2SJ2WUFWK36S}

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	2026-07-05T11:15:54.781651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e2db7103edf1f05df524ead42d95bf4afc93325620d076cadd822eab70accd2

Aliases

arxiv: 2506.03974 · arxiv_version: 2506.03974v1 · doi: 10.48550/arxiv.2506.03974 · pith_short_12: NYW3OEB634PQ · pith_short_16: NYW3OEB634PQLX2S · pith_short_8: NYW3OEB6

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/NYW3OEB634PQLX2SJ2WUFWK36S \
  | 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: 6e2db7103edf1f05df524ead42d95bf4afc93325620d076cadd822eab70accd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53aae69410a5bb9401c8e2d25ef1aea1f20cf29f8f372dd9503b511d03c481ce",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-06-04T14:05:49Z",
    "title_canon_sha256": "41b06ff05527eed87f5344345e5d2d7697666eed13ae821537f519e99ea9e712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03974",
    "kind": "arxiv",
    "version": 1
  }
}