Pith Number

pith:I3YJARQZ

pith:2025:I3YJARQZWL2B3X2YHERZLGEWCR

not attested not anchored not stored refs pending

A Short Note of Comparison between Convex and Non-convex Penalized Likelihood

Kasy Du

arxiv:2502.07655 v2 · 2025-02-11 · 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{I3YJARQZWL2B3X2YHERZLGEWCR}

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	2026-07-05T10:19:37.725034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46f0904619b2f41ddf583923959896147246bb987d6afdb9fe56b71c6c9b0d6a

Aliases

arxiv: 2502.07655 · arxiv_version: 2502.07655v2 · doi: 10.48550/arxiv.2502.07655 · pith_short_12: I3YJARQZWL2B · pith_short_16: I3YJARQZWL2B3X2Y · pith_short_8: I3YJARQZ

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/I3YJARQZWL2B3X2YHERZLGEWCR \
  | 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: 46f0904619b2f41ddf583923959896147246bb987d6afdb9fe56b71c6c9b0d6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3084495d85bf0846f5967c7cda84b58138b693b4c7ed1c0f8532cd3727afa97b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-02-11T15:43:38Z",
    "title_canon_sha256": "e32e66290618825ba1747a1e617e6b0024d432def0013296573d47e1a44b98ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07655",
    "kind": "arxiv",
    "version": 2
  }
}