Pith Number

pith:4IWBDIZH

pith:2023:4IWBDIZHQ7WU6TC4FOOKFKRHPI

not attested not anchored not stored refs pending

Low-discrepancy Sampling in the Expanded Dimensional Space: An Acceleration Technique for Particle Swarm Optimization

Feng Wu, Jianhua Pang, Jun Yan, Wanxie Zhong, Yuelin Zhao

arxiv:2303.03055 v3 · 2023-03-06 · 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{4IWBDIZHQ7WU6TC4FOOKFKRHPI}

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	2026-07-05T06:26:46.577763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e22c11a32787ed4f4c5c2b9ca2aa277a1a530f51ee17998fc1a0d88663742d26

Aliases

arxiv: 2303.03055 · arxiv_version: 2303.03055v3 · doi: 10.48550/arxiv.2303.03055 · pith_short_12: 4IWBDIZHQ7WU · pith_short_16: 4IWBDIZHQ7WU6TC4 · pith_short_8: 4IWBDIZH

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/4IWBDIZHQ7WU6TC4FOOKFKRHPI \
  | 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: e22c11a32787ed4f4c5c2b9ca2aa277a1a530f51ee17998fc1a0d88663742d26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b383e6651572eb64073508509f83e2769e62b95b3edc027be61f8dcf8969c7e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2023-03-06T11:58:49Z",
    "title_canon_sha256": "83395085e3c57dc3f279112ae2213fba5c2f80de5367c77edf9876fd0d176766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03055",
    "kind": "arxiv",
    "version": 3
  }
}