Pith Number

pith:QRVS3JLA

pith:2025:QRVS3JLA77G3FUDB2PIFFQ6NXR

not attested not anchored not stored refs pending

k-fold Subsampling based Sequential Backward Feature Elimination

Huiyu Zhou, Jeonghwan Park, Kang Li

arxiv:2503.11919 v1 · 2025-03-14 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRVS3JLA77G3FUDB2PIFFQ6NXR}

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	2026-07-05T10:36:38.369267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846b2da560ffcdb2d061d3d052c3cdbc40de961fd3d021cf54ec03ff94fc1c06

Aliases

arxiv: 2503.11919 · arxiv_version: 2503.11919v1 · doi: 10.48550/arxiv.2503.11919 · pith_short_12: QRVS3JLA77G3 · pith_short_16: QRVS3JLA77G3FUDB · pith_short_8: QRVS3JLA

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/QRVS3JLA77G3FUDB2PIFFQ6NXR \
  | 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: 846b2da560ffcdb2d061d3d052c3cdbc40de961fd3d021cf54ec03ff94fc1c06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f175d4cd7ea45365baf71b6e9ddfb6ae8d419d2e6200e0545350eb2266930686",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-14T23:10:08Z",
    "title_canon_sha256": "6d0cefa89496717bde61ff11fd30bddd94999827af2e31906f4a1530ccfeb733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.11919",
    "kind": "arxiv",
    "version": 1
  }
}