Pith Number

pith:Z2EGKEBR

pith:2011:Z2EGKEBRXPB7KBQ6XT26CMCF4J

not attested not anchored not stored refs pending

Multi-label Learning via Structured Decomposition and Group Sparsity

Dacheng Tao, Tianyi Zhou

arxiv:1103.0102 v2 · 2011-03-01 · 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{Z2EGKEBRXPB7KBQ6XT26CMCF4J}

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	2026-05-18T04:27:27.820532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce88651031bbc3f5061ebcf5e13045e27f94417dd42c6f15b905829fc0f2aaff

Aliases

arxiv: 1103.0102 · arxiv_version: 1103.0102v2 · doi: 10.48550/arxiv.1103.0102 · pith_short_12: Z2EGKEBRXPB7 · pith_short_16: Z2EGKEBRXPB7KBQ6 · pith_short_8: Z2EGKEBR

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/Z2EGKEBRXPB7KBQ6XT26CMCF4J \
  | 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: ce88651031bbc3f5061ebcf5e13045e27f94417dd42c6f15b905829fc0f2aaff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "420c1b5b12391b7369fcf7677aefcd1d81f77235f83f934510a9f7d0c9e53179",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2011-03-01T08:15:28Z",
    "title_canon_sha256": "bc7eb0ec679a847658ee8b70ec7b5b9b6f68e8ab32f0a9f5307935550241bba3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0102",
    "kind": "arxiv",
    "version": 2
  }
}