Pith Number

pith:2Z4VXX2W

pith:2025:2Z4VXX2WGGJSH6EKZ5ZQOYPWAO

not attested not anchored not stored refs pending

GPT-FT: An Efficient Automated Feature Transformation Using GPT for Sequence Reconstruction and Performance Enhancement

Dongjie Wang, Liqiang Wang, Scott Piersall, Yang Gao, Ye Zhang

arxiv:2508.20824 v1 · 2025-08-28 · 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{2Z4VXX2WGGJSH6EKZ5ZQOYPWAO}

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	2026-07-05T12:01:11.790117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6795bdf56319323f88acf730761f603a39107ace184b6190d48e78605683076

Aliases

arxiv: 2508.20824 · arxiv_version: 2508.20824v1 · doi: 10.48550/arxiv.2508.20824 · pith_short_12: 2Z4VXX2WGGJS · pith_short_16: 2Z4VXX2WGGJSH6EK · pith_short_8: 2Z4VXX2W

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/2Z4VXX2WGGJSH6EKZ5ZQOYPWAO \
  | 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: d6795bdf56319323f88acf730761f603a39107ace184b6190d48e78605683076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94c3c340528d61cf3244614ba7212a766106ea60897bd12423630f3947a058e1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-28T14:21:08Z",
    "title_canon_sha256": "c52061452fecccae81a7aa8c97757a5fb71f34a350f459002a9a0109bf66b182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20824",
    "kind": "arxiv",
    "version": 1
  }
}