Pith Number

pith:JATWNGHZ

pith:2021:JATWNGHZI4G3RZRRMCPYBNYBTR

not attested not anchored not stored refs pending

Covariance Matrix Adaptation Evolution Strategy Assisted by Principal Component Analysis

Hao Wang, Yangjie Mei

arxiv:2105.03687 v2 · 2021-05-08 · 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{JATWNGHZI4G3RZRRMCPYBNYBTR}

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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

2 papers in Pith

Neural Operator-enabled Topology-informed Evolutionary Strategy for PDE-Constrained Optimization

PISP: Projected-Space Inference of Stellar Parameters

Receipt and verification

First computed	2026-07-05T02:39:21.598610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48276698f9470db8e631609f80b7019c5b988fbedb550d91405713ad93ca8423

Aliases

arxiv: 2105.03687 · arxiv_version: 2105.03687v2 · doi: 10.48550/arxiv.2105.03687 · pith_short_12: JATWNGHZI4G3 · pith_short_16: JATWNGHZI4G3RZRR · pith_short_8: JATWNGHZ

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/JATWNGHZI4G3RZRRMCPYBNYBTR \
  | 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: 48276698f9470db8e631609f80b7019c5b988fbedb550d91405713ad93ca8423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "463654080ef8ee0301bf4dd6780bde09c712ed77bd423dcb5266d17cd740e2bd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-05-08T12:43:38Z",
    "title_canon_sha256": "730e1ec5ebed1574b6dc96212342196f8c0a0a03dec5f6afcd7fc42e13566c1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.03687",
    "kind": "arxiv",
    "version": 2
  }
}