Pith Number

pith:32EMH2C6

pith:2012:32EMH2C6GWY7G7A7IFZTSXTUSQ

not attested not anchored not stored refs pending

A Bayesian Interpretation of the Particle Swarm Optimization and Its Kernel Extension

Peter Andras

arxiv:1211.3845 v1 · 2012-11-16 · 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{32EMH2C6GWY7G7A7IFZTSXTUSQ}

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	2026-05-18T03:40:37.857337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de88c3e85e35b1f37c1f4173395e749415c3c46632df804b19cb810aae5f4445

Aliases

arxiv: 1211.3845 · arxiv_version: 1211.3845v1 · doi: 10.48550/arxiv.1211.3845 · pith_short_12: 32EMH2C6GWY7 · pith_short_16: 32EMH2C6GWY7G7A7 · pith_short_8: 32EMH2C6

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/32EMH2C6GWY7G7A7IFZTSXTUSQ \
  | 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: de88c3e85e35b1f37c1f4173395e749415c3c46632df804b19cb810aae5f4445

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac83af8e86fffbec4fa4b1bf5d47df7ceb03756cac71623bf351627da8aed141",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2012-11-16T10:09:52Z",
    "title_canon_sha256": "287e0dbc88979da25838dd5cdb5af1f0de58cbb66d9211ac381ae1d49735f6c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3845",
    "kind": "arxiv",
    "version": 1
  }
}