Pith Number

pith:WTQ4YAIH

pith:2023:WTQ4YAIHHTLDP2OHFVXIBPFZEX

not attested not anchored not stored refs pending

Generalized-Smooth Nonconvex Optimization is As Efficient As Smooth Nonconvex Optimization

Yingbin Liang, Yi Zhou, Zhaosong Lu, Ziyi Chen

arxiv:2303.02854 v2 · 2023-03-06 · 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{WTQ4YAIHHTLDP2OHFVXIBPFZEX}

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	2026-07-05T06:24:11.634168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4e1cc01073cd637e9c72d6e80bcb925d70870307989d56f96fb5f2092fa5ba9

Aliases

arxiv: 2303.02854 · arxiv_version: 2303.02854v2 · doi: 10.48550/arxiv.2303.02854 · pith_short_12: WTQ4YAIHHTLD · pith_short_16: WTQ4YAIHHTLDP2OH · pith_short_8: WTQ4YAIH

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/WTQ4YAIHHTLDP2OHFVXIBPFZEX \
  | 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: b4e1cc01073cd637e9c72d6e80bcb925d70870307989d56f96fb5f2092fa5ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5b054c11cc9ad6ab56f704f0942f2ae08b6c2311b43325857193d80e9740735",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-03-06T03:15:44Z",
    "title_canon_sha256": "e31ac8760cbeed42dfc99720c853cdb3c654b9c2215416585204e1b159d054a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.02854",
    "kind": "arxiv",
    "version": 2
  }
}