Pith Number

pith:AIJPLB5L

pith:2016:AIJPLB5LJWZAVQ23V6CXXGVTQ4

not attested not anchored not stored refs pending

A Regularized Semi-Smooth Newton Method With Projection Steps for Composite Convex Programs

Liwei Zhang, Xiantao Xiao, Yongfeng Li, Zaiwen Wen

arxiv:1603.07870 v2 · 2016-03-25 · 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{AIJPLB5LJWZAVQ23V6CXXGVTQ4}

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	2026-05-18T01:03:59.272548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0212f587ab4db20ac35baf857b9ab3872c4497ac940843248be83797ed58416f

Aliases

arxiv: 1603.07870 · arxiv_version: 1603.07870v2 · doi: 10.48550/arxiv.1603.07870 · pith_short_12: AIJPLB5LJWZA · pith_short_16: AIJPLB5LJWZAVQ23 · pith_short_8: AIJPLB5L

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/AIJPLB5LJWZAVQ23V6CXXGVTQ4 \
  | 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: 0212f587ab4db20ac35baf857b9ab3872c4497ac940843248be83797ed58416f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14548d3857a6b3fb12c5d6ce2d74b648d362e9cd491d24bfe84168aa002fcc17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-03-25T10:40:19Z",
    "title_canon_sha256": "f5015a126fedc2389c8851eef2e6d6649f4f50841e4222c35fa8897bf811ae95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.07870",
    "kind": "arxiv",
    "version": 2
  }
}