Pith Number

pith:ECOFA7BA

pith:2016:ECOFA7BAO6IFCNUYL7GPPI3CYE

not attested not anchored not stored refs pending

Online Feature Selection with Group Structure Analysis

Jing Wang, Luoqi Liu, Meng Wang, Peipei Li, Xindong Wu, Xuegang Hu, Zhongqiu Zhao

arxiv:1608.05889 v1 · 2016-08-21 · cs.CV · 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{ECOFA7BAO6IFCNUYL7GPPI3CYE}

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	2026-05-18T01:08:22.911393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209c507c2077905136985fccf7a362c127b9dd5ca9d4cfb886cf586e5f8f190d

Aliases

arxiv: 1608.05889 · arxiv_version: 1608.05889v1 · doi: 10.48550/arxiv.1608.05889 · pith_short_12: ECOFA7BAO6IF · pith_short_16: ECOFA7BAO6IFCNUY · pith_short_8: ECOFA7BA

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/ECOFA7BAO6IFCNUYL7GPPI3CYE \
  | 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: 209c507c2077905136985fccf7a362c127b9dd5ca9d4cfb886cf586e5f8f190d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61808e13c2f56bc69dacc41ba359f4dbd45b098a300ccdfe766817722ed28693",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-08-21T02:39:48Z",
    "title_canon_sha256": "b0efb0ce9c3ad9521bd5306a7f30ab846a86e25ea3fd5143085c90fb1b9870b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05889",
    "kind": "arxiv",
    "version": 1
  }
}