Pith Number

pith:D4NSMISV

pith:2019:D4NSMISVZSZFXSKB6K3TREQ3IK

not attested not anchored not stored refs pending

On shrinkage estimation for balanced loss functions

\'Eric Marchand, William E. Strawderman

arxiv:1904.03171 v1 · 2019-04-05 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4NSMISVZSZFXSKB6K3TREQ3IK}

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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	2026-05-17T23:49:18.368465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f1b262255ccb25bc941f2b738921b428840132bae328a7abf6258f879ff6ae9

Aliases

arxiv: 1904.03171 · arxiv_version: 1904.03171v1 · doi: 10.48550/arxiv.1904.03171 · pith_short_12: D4NSMISVZSZF · pith_short_16: D4NSMISVZSZFXSKB · pith_short_8: D4NSMISV

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/D4NSMISVZSZFXSKB6K3TREQ3IK \
  | 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: 1f1b262255ccb25bc941f2b738921b428840132bae328a7abf6258f879ff6ae9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30dca3d6ea8a8ddecf9149a79bf3287c6cb97984cb85f76f361524e4ea747177",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-04-05T17:39:16Z",
    "title_canon_sha256": "87decef91e5cb7016317085df4b12ef06dc3c8be5dd5f432785dedba52fc0f8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03171",
    "kind": "arxiv",
    "version": 1
  }
}