Pith Number

pith:6SEMJHYH

pith:2021:6SEMJHYHZ2NT7B44F5WXAER5CL

not attested not anchored not stored refs pending

A Dimension-Insensitive Algorithm for Stochastic Zeroth-Order Optimization

Hongcheng Liu, Yu Yang

arxiv:2104.11283 v3 · 2021-04-22 · math.OC · stat.ME · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SEMJHYHZ2NT7B44F5WXAER5CL}

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.

Cited by

1 paper in Pith

Optimization over Sparse Support-Preserving Sets: Two-Step Projection with Global Optimality Guarantees

Receipt and verification

First computed	2026-07-05T03:54:20.438300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f488c49f07ce9b3f879c2f6d70123d12e3c35e376d0a1abf9c62115bd90b567e

Aliases

arxiv: 2104.11283 · arxiv_version: 2104.11283v3 · doi: 10.48550/arxiv.2104.11283 · pith_short_12: 6SEMJHYHZ2NT · pith_short_16: 6SEMJHYHZ2NT7B44 · pith_short_8: 6SEMJHYH

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/6SEMJHYHZ2NT7B44F5WXAER5CL \
  | 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: f488c49f07ce9b3f879c2f6d70123d12e3c35e376d0a1abf9c62115bd90b567e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "157ca07b67a0f0d551ab954887f65859ee197c81984d25f830aaa27bb0f65538",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-04-22T18:56:17Z",
    "title_canon_sha256": "7e178d2ec982385fee00afa3fd3c3c710429a5801bfea2487151185c97d88d59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11283",
    "kind": "arxiv",
    "version": 3
  }
}