Pith Number

pith:VWVAAVWL

pith:2020:VWVAAVWL5UBSBCWMLB7YJFU4VG

not attested not anchored not stored refs pending

SAFE: Scalable Automatic Feature Engineering Framework for Industrial Tasks

Jun Zhou, Longfei Li, Meng Li, Qitao Shi, Xinxing Yang, Ya-Lin Zhang

arxiv:2003.02556 v3 · 2020-03-05 · 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{VWVAAVWL5UBSBCWMLB7YJFU4VG}

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	2026-07-05T00:46:35.561023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adaa0056cbed03208acc587f84969ca99bbf47530753ca0dfb5426112ca4bf51

Aliases

arxiv: 2003.02556 · arxiv_version: 2003.02556v3 · doi: 10.48550/arxiv.2003.02556 · pith_short_12: VWVAAVWL5UBS · pith_short_16: VWVAAVWL5UBSBCWM · pith_short_8: VWVAAVWL

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/VWVAAVWL5UBSBCWMLB7YJFU4VG \
  | 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: adaa0056cbed03208acc587f84969ca99bbf47530753ca0dfb5426112ca4bf51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67f297169a788cdb62048f3d02f8889169570e915ba08ccb51fa89990f8ddd25",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-03-05T12:07:36Z",
    "title_canon_sha256": "71e7d068d1a89cf4711be239144da9c31b2a312998c34825ae914485bfc86eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02556",
    "kind": "arxiv",
    "version": 3
  }
}