Pith Number

pith:L4RDFBPZ

pith:2014:L4RDFBPZS6GTHDLWNK3USKS2DF

not attested not anchored not stored refs pending

Empirical Study of Artificial Fish Swarm Algorithm

Reza Azizi

arxiv:1405.4138 v1 · 2014-05-16 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4RDFBPZS6GTHDLWNK3USKS2DF}

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	2026-05-18T02:50:33.420130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f223285f9978d338d766ab7492a5a194eca0625a3a71a9291a8b86d8c399e01

Aliases

arxiv: 1405.4138 · arxiv_version: 1405.4138v1 · doi: 10.48550/arxiv.1405.4138 · pith_short_12: L4RDFBPZS6GT · pith_short_16: L4RDFBPZS6GTHDLW · pith_short_8: L4RDFBPZ

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/L4RDFBPZS6GTHDLWNK3USKS2DF \
  | 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: 5f223285f9978d338d766ab7492a5a194eca0625a3a71a9291a8b86d8c399e01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d02709ecb4c7140a6835c21ae5901093708c585f6e432f09d4a50c49c6744ef0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-05-16T12:02:42Z",
    "title_canon_sha256": "0c5efc7834777a1a427948e7303f4fc849fb356300c68608ef29392e25614a35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4138",
    "kind": "arxiv",
    "version": 1
  }
}