Pith Number

pith:NTJ2WAQM

pith:2017:NTJ2WAQM5JZ4UVW74P3C2TMRZD

not attested not anchored not stored refs pending

On the benefits of output sparsity for multi-label classification

Christophe Denis, Evgenii Chzhen, Joseph Salmon, Mohamed Hebiri

arxiv:1703.04697 v1 · 2017-03-14 · math.ST · cs.LG · 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{NTJ2WAQM5JZ4UVW74P3C2TMRZD}

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	2026-05-18T00:48:39.420025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cd3ab020cea73ca56dfe3f62d4d91c8f16e2b25c15d4c34e62f00275940c034

Aliases

arxiv: 1703.04697 · arxiv_version: 1703.04697v1 · doi: 10.48550/arxiv.1703.04697 · pith_short_12: NTJ2WAQM5JZ4 · pith_short_16: NTJ2WAQM5JZ4UVW7 · pith_short_8: NTJ2WAQM

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/NTJ2WAQM5JZ4UVW74P3C2TMRZD \
  | 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: 6cd3ab020cea73ca56dfe3f62d4d91c8f16e2b25c15d4c34e62f00275940c034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0744cc39ca3e8bd103ae43aaf809b6bba661bfdf03a428e23801774c640f6b74",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-03-14T20:19:08Z",
    "title_canon_sha256": "debe941a03b7e82a4cc453af7e7c9b5ade60fd9e2af095ea6727d7df424157e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04697",
    "kind": "arxiv",
    "version": 1
  }
}