Pith Number

pith:2A5KUE7V

pith:2019:2A5KUE7VZQFV2GEZDJZMZPNBLE

not attested not anchored not stored refs pending

Gradient Methods for Problems with Inexact Model of the Objective

Alexander Gasnikov, Alexander Tyurin, Alexey Kroshnin, Artem Agafonov, C\'esar A. Uribe, Darina Dvinskikh, Dmitry Pasechnyuk, Fedor Stonyakin, Olesya Kuznetsova, Pavel Dvurechensky, Sergei Artamonov

arxiv:1902.09001 v2 · 2019-02-24 · 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{2A5KUE7VZQFV2GEZDJZMZPNBLE}

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	2026-05-17T23:50:36.007403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d03aaa13f5cc0b5d18991a72ccbda15934556fa56b1813fecbd436c2a5c637c5

Aliases

arxiv: 1902.09001 · arxiv_version: 1902.09001v2 · doi: 10.48550/arxiv.1902.09001 · pith_short_12: 2A5KUE7VZQFV · pith_short_16: 2A5KUE7VZQFV2GEZ · pith_short_8: 2A5KUE7V

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/2A5KUE7VZQFV2GEZDJZMZPNBLE \
  | 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: d03aaa13f5cc0b5d18991a72ccbda15934556fa56b1813fecbd436c2a5c637c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e968aa535c301540ba624d7df2ed5d068bb7598d7d335e46ef98480d50c8b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-24T19:50:54Z",
    "title_canon_sha256": "a941c63097d78f5ac0ad051c15f63c7f5f96657dad2a3f9213004e682ba3c202"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09001",
    "kind": "arxiv",
    "version": 2
  }
}