Pith Number

pith:OH7MQUL7

pith:2015:OH7MQUL7ZDBKIBIGVBUQZE7UKX

not attested not anchored not stored refs pending

ADMM Algorithmic Regularization Paths for Sparse Statistical Machine Learning

Eric Chi, Genevera I. Allen, Yue Hu

arxiv:1504.06637 v1 · 2015-04-24 · 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{OH7MQUL7ZDBKIBIGVBUQZE7UKX}

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	2026-05-18T02:17:52.906641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71fec8517fc8c2a40506a8690c93f455f2ec944240a1d29b4ec2aaf1189c8678

Aliases

arxiv: 1504.06637 · arxiv_version: 1504.06637v1 · doi: 10.48550/arxiv.1504.06637 · pith_short_12: OH7MQUL7ZDBK · pith_short_16: OH7MQUL7ZDBKIBIG · pith_short_8: OH7MQUL7

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/OH7MQUL7ZDBKIBIGVBUQZE7UKX \
  | 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: 71fec8517fc8c2a40506a8690c93f455f2ec944240a1d29b4ec2aaf1189c8678

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbe4c0a9576c89eb7a4d58882b3052b5b60343e0682d2b7433b10ab7d66393f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-04-24T20:48:51Z",
    "title_canon_sha256": "7c00116019b9d50de7448c8912fa71c31c6a062678757fe21443c08c7196aad2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06637",
    "kind": "arxiv",
    "version": 1
  }
}