Pith Number

pith:7BARI6E6

pith:2014:7BARI6E63NJRF2VLNSTOK4JQQU

not attested not anchored not stored refs pending

Better prediction by use of co-data: Adaptive group-regularized ridge regression

Mark A. van de Wiel, Saskia M. Wilting, Tonje G. Lien, Wessel N. van Wieringen, Wina Verlaat

arxiv:1411.3496 v3 · 2014-11-13 · 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{7BARI6E63NJRF2VLNSTOK4JQQU}

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	2026-05-18T02:07:26.829533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f84114789edb5312eaab6ca6e57130850ac368f6ef1e7e62745ac3491719d17a

Aliases

arxiv: 1411.3496 · arxiv_version: 1411.3496v3 · doi: 10.48550/arxiv.1411.3496 · pith_short_12: 7BARI6E63NJR · pith_short_16: 7BARI6E63NJRF2VL · pith_short_8: 7BARI6E6

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/7BARI6E63NJRF2VLNSTOK4JQQU \
  | 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: f84114789edb5312eaab6ca6e57130850ac368f6ef1e7e62745ac3491719d17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4df8b8d0aa08841b782d941ef41d9a0de6c469ba6c8d9e5e45e13b36fa43ccc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-11-13T10:52:04Z",
    "title_canon_sha256": "7bcf8f0fed5d42106e196026b762f2ff6ec4486075d4ddb0dc6a301968505b19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3496",
    "kind": "arxiv",
    "version": 3
  }
}