Pith Number

pith:LWNV6GFW

pith:2015:LWNV6GFWKFQIPOOQ7RFIKL3OZK

not attested not anchored not stored refs pending

A feasible second order bundle algorithm for nonsmooth, nonconvex optimization problems with inequality constraints: I. Derivation and convergence

Hannes Fendl, Hermann Schichl

arxiv:1506.07937 v1 · 2015-06-26 · 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{LWNV6GFWKFQIPOOQ7RFIKL3OZK}

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	2026-05-18T01:37:48.557452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d9b5f18b6516087b9d0fc4a852f6ecab14025f5df65a03dee4d18c609e235e7

Aliases

arxiv: 1506.07937 · arxiv_version: 1506.07937v1 · doi: 10.48550/arxiv.1506.07937 · pith_short_12: LWNV6GFWKFQI · pith_short_16: LWNV6GFWKFQIPOOQ · pith_short_8: LWNV6GFW

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/LWNV6GFWKFQIPOOQ7RFIKL3OZK \
  | 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: 5d9b5f18b6516087b9d0fc4a852f6ecab14025f5df65a03dee4d18c609e235e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0a031d03b56db25ea31f145e8a6118febaa5af8b0afae689db027b2968cdf97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-06-26T02:02:54Z",
    "title_canon_sha256": "a6341e346d9bf6e375d0bc76a9ac52787444cea854e609b6b2252f0f96e057fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07937",
    "kind": "arxiv",
    "version": 1
  }
}