Pith Number

pith:D7OEBAUI

pith:2016:D7OEBAUIR2L7JKK37SCSHEOYAR

not attested not anchored not stored refs pending

Feature Selection: A Data Perspective

Fred Morstatter, Huan Liu, Jiliang Tang, Jundong Li, Kewei Cheng, Robert P. Trevino, Suhang Wang

arxiv:1601.07996 v5 · 2016-01-29 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D7OEBAUIR2L7JKK37SCSHEOYAR}

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	2026-05-18T00:07:19.066782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fdc4082888e97f4a95bfc852391d804504f758f1584d40d24fc17389e592853

Aliases

arxiv: 1601.07996 · arxiv_version: 1601.07996v5 · doi: 10.48550/arxiv.1601.07996 · pith_short_12: D7OEBAUIR2L7 · pith_short_16: D7OEBAUIR2L7JKK3 · pith_short_8: D7OEBAUI

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/D7OEBAUIR2L7JKK37SCSHEOYAR \
  | 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: 1fdc4082888e97f4a95bfc852391d804504f758f1584d40d24fc17389e592853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c73c4ed662361510e1c8a9e432709eab528c0de85e33943978fc1ab067d813",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-01-29T08:32:10Z",
    "title_canon_sha256": "6326014c01c018f7965eaad3ce3261ca69529fe59fe6cbfaec80d5310af99990"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07996",
    "kind": "arxiv",
    "version": 5
  }
}