Pith Number

pith:NYDIMP3R

pith:2014:NYDIMP3R3NWO4GQSZK2XGDD5DW

not attested not anchored not stored refs pending

Smoothing SQP methods for solving degenerate nonsmooth constrained optimization problems with applications to bilevel programs

Jane Ye, Liwei Zhang, Mengwei Xu

arxiv:1403.1636 v2 · 2014-03-07 · 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{NYDIMP3R3NWO4GQSZK2XGDD5DW}

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	2026-05-18T02:50:31.053135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e06863f71db6cee1a12cab5730c7d1db64a80b8a7a98d5ad77cb6c9f622237e

Aliases

arxiv: 1403.1636 · arxiv_version: 1403.1636v2 · doi: 10.48550/arxiv.1403.1636 · pith_short_12: NYDIMP3R3NWO · pith_short_16: NYDIMP3R3NWO4GQS · pith_short_8: NYDIMP3R

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/NYDIMP3R3NWO4GQSZK2XGDD5DW \
  | 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: 6e06863f71db6cee1a12cab5730c7d1db64a80b8a7a98d5ad77cb6c9f622237e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bd82b86495b6eeb840ac541e015cac0893ce5be3ecc84173d41cd7bb24f1aee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-03-07T02:34:02Z",
    "title_canon_sha256": "840268345c6feca1db14cbd840d475a184c7525f9d053042b11757595a67db72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1636",
    "kind": "arxiv",
    "version": 2
  }
}