Pith Number

pith:WQH6T3SZ

pith:2014:WQH6T3SZDYYAKU7GSLFPPKCUUS

not attested not anchored not stored refs pending

Parallel Selective Algorithms for Big Data Optimization

Francisco Facchinei, Gesualdo Scutari, Simone Sagratella

arxiv:1402.5521 v5 · 2014-02-22 · cs.DC · cs.IT · cs.NA · math.IT · 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{WQH6T3SZDYYAKU7GSLFPPKCUUS}

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	2026-05-18T01:44:29.348866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40fe9ee591e300553e692caf7a854a4aad27598ff6a04c3fe4c105c53e701dc

Aliases

arxiv: 1402.5521 · arxiv_version: 1402.5521v5 · doi: 10.48550/arxiv.1402.5521 · pith_short_12: WQH6T3SZDYYA · pith_short_16: WQH6T3SZDYYAKU7G · pith_short_8: WQH6T3SZ

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/WQH6T3SZDYYAKU7GSLFPPKCUUS \
  | 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: b40fe9ee591e300553e692caf7a854a4aad27598ff6a04c3fe4c105c53e701dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e1f47c409647b7093238821d6353a987b4b3c856b2a9bd010822ddd027f6915",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NA",
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2014-02-22T16:01:50Z",
    "title_canon_sha256": "59235f1ec8c65a5887a8a73022b9837d84560e763ed9b7672782cf191df27587"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5521",
    "kind": "arxiv",
    "version": 5
  }
}