Pith Number

pith:ENUSXSSC

pith:2020:ENUSXSSCYQGFCWUE4YAI243S5W

not attested not anchored not stored refs pending

Embedded Chaotic Whale Survival Algorithm for Filter-Wrapper Feature Selection

Manosij Ghosh, Ram Sarkar, Ritam Guha, Seyedali Mirjalili, Shyok Mutsuddi

arxiv:2005.04593 v1 · 2020-05-10 · 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{ENUSXSSCYQGFCWUE4YAI243S5W}

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	2026-07-05T01:31:27.006025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23692bca42c40c515a84e6008d7372edad52810954d85834f60f3190ba82c664

Aliases

arxiv: 2005.04593 · arxiv_version: 2005.04593v1 · doi: 10.48550/arxiv.2005.04593 · pith_short_12: ENUSXSSCYQGF · pith_short_16: ENUSXSSCYQGFCWUE · pith_short_8: ENUSXSSC

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/ENUSXSSCYQGFCWUE4YAI243S5W \
  | 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: 23692bca42c40c515a84e6008d7372edad52810954d85834f60f3190ba82c664

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d890dd1dede1b5ed5f20f924df0d6010ac9e6f9254b1a3ae561b22a750b17ae",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-05-10T07:01:18Z",
    "title_canon_sha256": "3b61d1d488ff7513564ea7de0c96b9def47d23e1a3a99ec34b3b3d576b8b9bcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.04593",
    "kind": "arxiv",
    "version": 1
  }
}