Pith Number

pith:EPMCZXFT

pith:2011:EPMCZXFTU6OVO7WHL5QN2D4VSS

not attested not anchored not stored refs pending

Alternating Linearization for Structured Regularization Problems

Andrzej Ruszczynski, Minh Pham, Xiaodong Lin

arxiv:1201.0306 v3 · 2011-12-31 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPMCZXFTU6OVO7WHL5QN2D4VSS}

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	2026-05-18T02:55:48.722352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d82cdcb3a79d577ec75f60dd0f9594b6d8a1cb5c0c0c623eea52e57c7f226e

Aliases

arxiv: 1201.0306 · arxiv_version: 1201.0306v3 · doi: 10.48550/arxiv.1201.0306 · pith_short_12: EPMCZXFTU6OV · pith_short_16: EPMCZXFTU6OVO7WH · pith_short_8: EPMCZXFT

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/EPMCZXFTU6OVO7WHL5QN2D4VSS \
  | 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: 23d82cdcb3a79d577ec75f60dd0f9594b6d8a1cb5c0c0c623eea52e57c7f226e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff7147d0ce47dc188998367ca766739cb598e5f0d65818a2be69b5335f2fe5cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2011-12-31T19:30:44Z",
    "title_canon_sha256": "a294ce35464b4a76b7b10af9e0f6d4b8f54c3adab7b975abededc4463a4781a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0306",
    "kind": "arxiv",
    "version": 3
  }
}