Pith Number

pith:TKCNASRL

pith:2026:TKCNASRL6TMXQGJIVX4ANK5XKB

not attested not anchored not stored refs pending

TabPrep: Closing the Feature Engineering Gap in Tabular Benchmarks

Andrej Tschalzev, Christian Bartelt, Heiner Stuckenschmidt, Huzefa Rangwala, Nick Erickson, Stefan L\"udtke, Yuyang Wang

arxiv:2606.02384 v1 · 2026-06-01 · 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{TKCNASRL6TMXQGJIVX4ANK5XKB}

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	2026-06-02T03:04:57.754037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a84d04a2bf4d9781928adf806abb75077f6c9d3355830d2c2b3af205e317549

Aliases

arxiv: 2606.02384 · arxiv_version: 2606.02384v1 · doi: 10.48550/arxiv.2606.02384 · pith_short_12: TKCNASRL6TMX · pith_short_16: TKCNASRL6TMXQGJI · pith_short_8: TKCNASRL

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/TKCNASRL6TMXQGJIVX4ANK5XKB \
  | 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: 9a84d04a2bf4d9781928adf806abb75077f6c9d3355830d2c2b3af205e317549

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74419dce8761055ac0e98c951857ad64c645e238b715ea12279893958b1ef41b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-01T15:33:43Z",
    "title_canon_sha256": "8ad782833ecf070daf20763d69489c30ec95f45c0474ae78a805f78b7fc8dfaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02384",
    "kind": "arxiv",
    "version": 1
  }
}