Pith Number

pith:BM376JER

pith:2011:BM376JERMVRMYV7XDYB47ZJGLV

not attested not anchored not stored refs pending

Finite First Hitting Time versus Stochastic Convergence in Particle Swarm Optimisation

Carsten Witt, Per Kristian Lehre

arxiv:1105.5540 v1 · 2011-05-27 · 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{BM376JERMVRMYV7XDYB47ZJGLV}

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	2026-05-18T04:21:11.432328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b37ff24916562cc57f71e03cfe5265d4ebc1f4c1c284be46ea71f2496270d47

Aliases

arxiv: 1105.5540 · arxiv_version: 1105.5540v1 · doi: 10.48550/arxiv.1105.5540 · pith_short_12: BM376JERMVRM · pith_short_16: BM376JERMVRMYV7X · pith_short_8: BM376JER

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/BM376JERMVRMYV7XDYB47ZJGLV \
  | 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: 0b37ff24916562cc57f71e03cfe5265d4ebc1f4c1c284be46ea71f2496270d47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42ff91218ef2387dc68ed82da28a4be607f1202a333722e053c17d60aa6a63c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2011-05-27T12:21:29Z",
    "title_canon_sha256": "4406a68229e47a511737e0240f09cb304668d86a91e87f65969d9039579af279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5540",
    "kind": "arxiv",
    "version": 1
  }
}