Pith Number

pith:O2H74P2J

pith:2020:O2H74P2JP35QNX2LOLEISL57PM

not attested not anchored not stored refs pending

An Improved LSHADE-RSP Algorithm with the Cauchy Perturbation: iLSHADE-RSP

Chang Wook Ahn, Tae Jong Choi

arxiv:2006.02591 v1 · 2020-06-04 · 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{O2H74P2JP35QNX2LOLEISL57PM}

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	2026-07-05T01:07:58.104939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

768ffe3f497efb06df4b72c8892fbf7b3adee9db7c66de5e8406b7f1388b9603

Aliases

arxiv: 2006.02591 · arxiv_version: 2006.02591v1 · doi: 10.48550/arxiv.2006.02591 · pith_short_12: O2H74P2JP35Q · pith_short_16: O2H74P2JP35QNX2L · pith_short_8: O2H74P2J

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/O2H74P2JP35QNX2LOLEISL57PM \
  | 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: 768ffe3f497efb06df4b72c8892fbf7b3adee9db7c66de5e8406b7f1388b9603

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc5cddfcf74956ee8a625b37ff0d438b2968c2f648f3f406cd6d5218570619d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2020-06-04T00:03:34Z",
    "title_canon_sha256": "d813bc2e73fa971be7f075e6c9e382ac79902c3806473931aeb0adb244bad211"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02591",
    "kind": "arxiv",
    "version": 1
  }
}