Pith Number

pith:I4BZ27AU

pith:2019:I4BZ27AUGCFPFRA24BLO3HGIRE

not attested not anchored not stored refs pending

Minimization of nonsmooth nonconvex functions using inexact evaluations and its worst-case complexity

E. Simon, Ph. L. Toint, S. Gratton

arxiv:1902.10406 v1 · 2019-02-27 · 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{I4BZ27AUGCFPFRA24BLO3HGIRE}

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	2026-05-17T23:52:30.935247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47039d7c14308af2c41ae056ed9cc88908fee0147163626bcc3c45609c360617

Aliases

arxiv: 1902.10406 · arxiv_version: 1902.10406v1 · doi: 10.48550/arxiv.1902.10406 · pith_short_12: I4BZ27AUGCFP · pith_short_16: I4BZ27AUGCFPFRA2 · pith_short_8: I4BZ27AU

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/I4BZ27AUGCFPFRA24BLO3HGIRE \
  | 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: 47039d7c14308af2c41ae056ed9cc88908fee0147163626bcc3c45609c360617

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62a82751ae66e514dfddf760919135eb1429cc04efc0acde42028a306124f255",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-27T09:19:09Z",
    "title_canon_sha256": "78764c9f8c04b817807947de6ab20488b9d86b28d8c07762b619eaf985f04763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10406",
    "kind": "arxiv",
    "version": 1
  }
}