Pith Number

pith:437FUWVM

pith:2021:437FUWVMU6GPMSMOEQR3L4M6FR

not attested not anchored not stored refs pending

Kernel Knockoffs Selection for Nonparametric Additive Models

Lexin Li, Xiang Lyu, Xiaowu Dai

arxiv:2105.11659 v2 · 2021-05-25 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{437FUWVMU6GPMSMOEQR3L4M6FR}

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	2026-07-05T03:46:34.842388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6fe5a5aaca78cf6498e2423b5f19e2c40972f2ada414ea998de6db07322be2c

Aliases

arxiv: 2105.11659 · arxiv_version: 2105.11659v2 · doi: 10.48550/arxiv.2105.11659 · pith_short_12: 437FUWVMU6GP · pith_short_16: 437FUWVMU6GPMSMO · pith_short_8: 437FUWVM

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/437FUWVMU6GPMSMOEQR3L4M6FR \
  | 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: e6fe5a5aaca78cf6498e2423b5f19e2c40972f2ada414ea998de6db07322be2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3a80796349b285165e88d807b5ba2a5cbd58536aae8d7975b68721ca2a1f1a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-05-25T04:28:08Z",
    "title_canon_sha256": "9fb0dbfee2167f30d0f04db6dab12485a00d558f3bd12d89f9524c9b6409af10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.11659",
    "kind": "arxiv",
    "version": 2
  }
}