Pith Number

pith:FSXN5G6Q

pith:2024:FSXN5G6QLYF3FJWJFCGMLGRJHS

not attested not anchored not stored refs pending

skscope: Fast Sparsity-Constrained Optimization in Python

Anran Wang, Huiyang Peng, Jin Zhu, Junxian Zhu, Peng Chen, Xiaoke Zhang, Xueqin Wang, Zezhi Wang

arxiv:2403.18540 v3 · 2024-03-27 · stat.ML · cs.LG · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSXN5G6QLYF3FJWJFCGMLGRJHS}

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.

Cited by

1 paper in Pith

Zero-shot Concept Bottleneck Models

Receipt and verification

First computed	2026-07-05T09:18:52.128191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2caede9bd05e0bb2a6c9288cc59a293c8770a967b9ca4e1da7ee72be72e0edfa

Aliases

arxiv: 2403.18540 · arxiv_version: 2403.18540v3 · doi: 10.48550/arxiv.2403.18540 · pith_short_12: FSXN5G6QLYF3 · pith_short_16: FSXN5G6QLYF3FJWJ · pith_short_8: FSXN5G6Q

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/FSXN5G6QLYF3FJWJFCGMLGRJHS \
  | 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: 2caede9bd05e0bb2a6c9288cc59a293c8770a967b9ca4e1da7ee72be72e0edfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b9cec6c9db41592fa5bf5e24ede8df6ad509ffae2c654ae31168b768891931d",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2024-03-27T13:17:15Z",
    "title_canon_sha256": "0fd32c0bcc3d36eaa67e3b12600624a66278baad9233b0d82eba27d52f716e64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.18540",
    "kind": "arxiv",
    "version": 3
  }
}