Pith Number

pith:S4K2LUZ6

pith:2015:S4K2LUZ6L44IEISYRAC56SXAZL

not attested not anchored not stored refs pending

Inexact indefinite proximal ADMMs for 2-block separable convex programs and applications to 4-block DNNSDPs

Li Shen, Shaohua Pan

arxiv:1505.04519 v2 · 2015-05-18 · 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{S4K2LUZ6L44IEISYRAC56SXAZL}

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	2026-05-18T01:36:09.061913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9715a5d33e5f388222588805df4ae0cac62fd31e9e2e2ca377d31696ad919a35

Aliases

arxiv: 1505.04519 · arxiv_version: 1505.04519v2 · doi: 10.48550/arxiv.1505.04519 · pith_short_12: S4K2LUZ6L44I · pith_short_16: S4K2LUZ6L44IEISY · pith_short_8: S4K2LUZ6

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/S4K2LUZ6L44IEISYRAC56SXAZL \
  | 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: 9715a5d33e5f388222588805df4ae0cac62fd31e9e2e2ca377d31696ad919a35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1889257743bf31473692aa302c37a4c531398dec8fb02b9f386b2811a9c85e05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-05-18T05:55:08Z",
    "title_canon_sha256": "fc6a4c8d8ab9eaf60daaf8211a158084218c0e62568aed7433a8d25388f2bbfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04519",
    "kind": "arxiv",
    "version": 2
  }
}