Pith Number

pith:LGQKZW4B

pith:2018:LGQKZW4BSBMFAIGU4Z4Z3HNTLT

not attested not anchored not stored refs pending

The Proximal Alternating Minimization Algorithm for two-block separable convex optimization problems with linear constraints

Ern\"o Robert Csetnek, Gert Wanka, Radu Ioan Bot, Sandy Bitterlich

arxiv:1806.00260 v1 · 2018-06-01 · math.OC · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGQKZW4BSBMFAIGU4Z4Z3HNTLT}

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	2026-05-18T00:14:24.223771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59a0acdb8190585020d4e6799d9db35ce6d9f9c31052c812dc68456161d82f59

Aliases

arxiv: 1806.00260 · arxiv_version: 1806.00260v1 · doi: 10.48550/arxiv.1806.00260 · pith_short_12: LGQKZW4BSBMF · pith_short_16: LGQKZW4BSBMFAIGU · pith_short_8: LGQKZW4B

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/LGQKZW4BSBMFAIGU4Z4Z3HNTLT \
  | 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: 59a0acdb8190585020d4e6799d9db35ce6d9f9c31052c812dc68456161d82f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38f9b9d6bc618f2d7b9721cc1a3440cf43ee8d41296f0ce7ae66518fc683a88f",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-01T09:59:09Z",
    "title_canon_sha256": "ee357131d140b9c8c594d57da7f7c763babed59c883ec9a91e4725c9509e9504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00260",
    "kind": "arxiv",
    "version": 1
  }
}