Pith Number

pith:VZBWFOET

pith:2020:VZBWFOETGV5DYL6WJV3UMJVLR4

not attested not anchored not stored refs pending

Reformulation of the M-stationarity conditions as a system of discontinuous equations and its solution by a semismooth Newton method

Felix Harder, Gerd Wachsmuth, Patrick Mehlitz

arxiv:2002.10124 v2 · 2020-02-24 · 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{VZBWFOETGV5DYL6WJV3UMJVLR4}

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	2026-07-05T01:48:08.116185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae4362b893357a3c2fd64d774626ab8f1c9edcdf949d4220e848c58a2997a1d3

Aliases

arxiv: 2002.10124 · arxiv_version: 2002.10124v2 · doi: 10.48550/arxiv.2002.10124 · pith_short_12: VZBWFOETGV5D · pith_short_16: VZBWFOETGV5DYL6W · pith_short_8: VZBWFOET

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/VZBWFOETGV5DYL6WJV3UMJVLR4 \
  | 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: ae4362b893357a3c2fd64d774626ab8f1c9edcdf949d4220e848c58a2997a1d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e313989db642586eb5dc831b7947970a679183e08d878d2d390237f05173881",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-02-24T09:04:23Z",
    "title_canon_sha256": "c20b00000f6d8e6801d5d52f87a8593306cefde78e761283b77c43504cae4ae5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10124",
    "kind": "arxiv",
    "version": 2
  }
}