Pith Number

pith:P73NBGRL

pith:2022:P73NBGRLYG3WLNLLYNRX3EYPUO

not attested not anchored not stored refs pending

Analysis of Relaxation Methods for Feature Selection in Mixed Effects Models

Aleksandr Aravkin, Aleksei Sholokhov, James Burke, Peng Zheng

arxiv:2209.10575 v2 · 2022-09-21 · stat.ME · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P73NBGRLYG3WLNLLYNRX3EYPUO}

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	2026-07-05T05:01:03.587605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff6d09a2bc1b765b56bc3637d930fa3aa68c9fdfc668c6f1b58838bca1dff97

Aliases

arxiv: 2209.10575 · arxiv_version: 2209.10575v2 · doi: 10.48550/arxiv.2209.10575 · pith_short_12: P73NBGRLYG3W · pith_short_16: P73NBGRLYG3WLNLL · pith_short_8: P73NBGRL

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/P73NBGRLYG3WLNLLYNRX3EYPUO \
  | 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: 7ff6d09a2bc1b765b56bc3637d930fa3aa68c9fdfc668c6f1b58838bca1dff97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5c11ef43199e4b85508f6a8129f3073c2733d39100d312ce3830c7e730a4426",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-09-21T18:03:59Z",
    "title_canon_sha256": "9b2f16d6a834746815750a58d90549eb9750768a2575142cc5bf45649222a898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.10575",
    "kind": "arxiv",
    "version": 2
  }
}