Pith Number

pith:ESOAHQF6

pith:2020:ESOAHQF675NKZYORZBKBRQTT7X

not attested not anchored not stored refs pending

A Novel Evolution Strategy with Directional Gaussian Smoothing for Blackbox Optimization

Dan Lu, Guannan Zhang, Hoang Tran, Jiaxin Zhang

arxiv:2002.03001 v2 · 2020-02-07 · math.OC · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESOAHQF675NKZYORZBKBRQTT7X}

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	2026-07-05T01:09:41.111497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

249c03c0beff5aace1d1c85418c273fde47687edb611e49676ab627401cb0a68

Aliases

arxiv: 2002.03001 · arxiv_version: 2002.03001v2 · doi: 10.48550/arxiv.2002.03001 · pith_short_12: ESOAHQF675NK · pith_short_16: ESOAHQF675NKZYOR · pith_short_8: ESOAHQF6

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/ESOAHQF675NKZYORZBKBRQTT7X \
  | 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: 249c03c0beff5aace1d1c85418c273fde47687edb611e49676ab627401cb0a68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7576be8e5f01106c3d97bd18060f2031d8eeeb03192cfdfa2c08c12d0ce8772f",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-02-07T20:17:19Z",
    "title_canon_sha256": "991e587ea078d91c7591408a516744160330059c48d1e5513d12b27ee10c24d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03001",
    "kind": "arxiv",
    "version": 2
  }
}